If you feel you need a more elaborate firewall with more option than Juggernaut Security and Firewall might be something for you to look in to. As stated before the Plesk firewall is solid, but basic in functionality. In general it's not recommended to run two different firewalls as things can get messy. (No need to open the Firewall for all traffic tough). You actually do need to open the alternative SSH port in a firewall rule. As I (wrongly) thought that the firewall would recognize on which port SSH was running. A summary of other Webex Hybrid Services and documentation. I initially was under the impression that if you configured a different SSH port it wasn't necessary to specifically open that port with a firewall rule. Ephemeral Ports 8000 - 59999 : Inbound : Media Ports : On an enterprise firewall, pinholes need to be opened up for incoming traffic to Expressway with a port range from 8000 - 59999. The Plesk firewall closes all ports, except for those service listed as Allowed in (or listed as ACCEPT if you use the iptables commands). Which reflects the rules in the Plesk firewall. You can however use sudo iptables -S INPUT and sudo ip6tables -S INPUT to list all firewall rules for incoming traffic. I am not sure if there is a command that specifically will list all open ports. But there is not so much risk when you leave these open. DHCP client might not be needed depending on your DNS management. IPv6 neighbor discovery is also not needed. If you don't use PostgreSQL, you could disable it. You might also need 3306 open if you want to access your database server from the outside.īasically, the default Plesk setting is already a good choice. You need at least 80, 443, 8080, 8443, 8447, 21, 22 open, but also the ephemeral range, as software like FTP only establishes the connection through the services port, but then transmits data through a random port in upper ranges. No, specifically the ephemeral port range should not be blocked. Use the Route based on physical NIC load teaming algorithm for the Management Port Group. Since the vCenter Server managing the workload domain resides in the management domain, there is no need for an ephemeral port group for vCenter Server recoverability. All of them are software/kernel based and are doing their job right. This allows for historical data and port level monitoring. There is not much quality difference between different OS firewalls. Plesk is an easy interface to the otherwise complex firewall software. Determine if the firewall is ON on the segments and the master: service iptables status. Plesk is using the firewall that comes with your operating system.
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Mothers hide their daughters, bishops cross themselves, the newspapers cry rape. Hordes of young Africans are swimming north, across the Strait of Gibraltar. As far as Fanon’s prelogical thought is concerned, The Negro of WhatsApp stands for the African immigrant, invader from the south, an external threat to Spanish national integrity. Whether or not it’s real is beside the point. When this image startles the pranked individual, a scramble ensues to exit the page - the circumstances hardly provide time for reflection. It would appear that the Spaniards who pass him by are trafficking a keepsake of their own the photoshopped African body. He always said “ perfecto” when asked “ como estás?”. Might we ask Who is the true butt of the joke, the Spaniard who takes the bait? Or the object of humor, standing before the recipient with a basket full of trinkets and a fake smile? Ousmane’s inventory ranged from lighters and chewing gum to exotic keepsakes such as carved elephants and cowry shell jewelry. As he is the prototypical African immigrant in Spain, it is not a stretch to suggest a representational correspondence between Ousmane and El Negro de WhatsApp, cached in the phones of so many Spaniards. Like so many other Senegalese men, he sent money home to his family, whom he only saw once every several years. From coffee mug to Christmas cheer, El Negro de WhatsApp outgrew the category of prank before its first birthday to become “ the biggest meme produced by social media culture in our country”. In fact, the penis is not his at all, it was created thanks to photoshop, a quality of the image that is often overlooked. His left hand is supporting his 18-inch, flaccid, veiny penis. His wiry frame supports only three articles of clothing: a plaid bucket hat that shadows his eyes, a blue towel draped over his shoulders and a green fishnet tank top. In the original prank, he stands before a dirt road in front of several crumbling cinder block structures. The bait could also be an image, cropped in such a way that he is hidden until you scroll down. It began as a Bait and Switch prank you receive an innocent URL pertaining to something of interest (the bait), then as soon you bite, the link redirects you to El Negro de WhatsApp (the switch). When the meme first emerged, I belonged to several WhatsApp groups (classmates, football team, etc.), in which I was usually the only non-Spaniard, and always the only person who claimed any Black ancestry. A single Google images search will provide you with a daily ration of his infinite reconfigurations. Like the cards aisle at Safeway, better yet, you can customize him yourself. Like the Senegalese street vendors that sell heart pins imprinted with all the common Spanish names, El Negro de WhatsApp has become available for any cause. “ knew or should have known of the potential danger in facilitating Martinez’s un-supervised access to vulnerable women guests in a private setting,” the lawsuit read. Further, the lawsuit claims Martinez was given the authority to open any apartment door at the villa without supervision and/or permission. Espinoza, of Nicaragua, was apparently an undocumented immigrant who lacked the correct credentials to work in Costa Rica. The lawsuit also accuses Airbnb of failure to screen suspected murderer, 32-year-old Bismark Espinosa Martinez, who worked as a security guard at the villa. The lawsuit, filed by Carla’s brothers, Mario Caicedo and Carlos Caicedo Jr., lists both Airbnb and the property owners as defendants. How do you protect your children from predators? Join Nancy Grace and a team of world-class experts for the online course ‘Justice Nation: Crime Stops Here’. “While defendant, Airbnb, posted complimentary and positive reviews of the resort property and its hosts, there are and were multiple reports since 2013 of guests who encountered bad experiences and recounted being victimized by personnel affiliated with the resort that Defendant, Airbnb sanitized from its own promotions and advertising materials,” the lawsuit reads, according to documents obtained by People. Carla was in Costa Rica celebrating her 36th birthday when she disappeared on her final night in the country, later found dead behind the Airbnb. People reports that according to a lawsuit filed at the Hillsborough County Court on Thursday, bad reviews and comments associated with Villa le Mas, in San Antonio de Escazú, were deleted, which may have changed Carla’s mind about staying there, had she read the negative reviews beforehand. Stefaniak's family sued Airbnb last year, claiming it did not conduct a background check on Martinez, who they say immigrated to Costa Rica illegally.The family of slain Florida woman Carla Stefaniak filed a lawsuit against Airbnb and property owners at a Costa Rican village after she was killed at while vacationing there. Prosecutors said during the trial that Martinez had attempted to rape Stefaniak and harmed her when she tried to fight him off, NBC South Florida reported.Ī witness testified that Martinez had confessed to the murder, and police said he lied, saying Stefaniak had left the resort on Nov. Stefaniak had been staying in Apartment 8, and when investigators searched her room, they found blood.Īn autopsy found that Stefaniak's body had stab wounds to the neck and other areas, as well as injuries consistent with having been hit in the head. Martinez, a Nicaraguan immigrant who arrived in Costa Rica in June of that year, had been staying in Apartment 7 at the resort, where he was working as a security guard, investigators said. Investigators said his story "demonstrated a lot of inconsistency" and did not match up with security video. 3, 2018, covered in plastic bags and about 200 yards away from the Airbnb. Her body was discovered by cadaver dogs on Dec. After her phone died at 9 p.m., she made no further online posts. Stefaniak was on WhatsApp until 8:20 p.m. She later told a friend during a FaceTime call that she might ask a security guard at the Airbnb to buy her water because of the storm, the timeline says. When she arrived at the AirBnB, where she was staying alone on her last night, she posted that there were heavy rains, and the "power went off." 27, according to a timeline provided to NBC News. She had dropped off a rental car and her sister-in-law, who had an earlier flight, at the San Jose airport on Nov. 28, 2018, flight home, which she had checked into but never boarded. Stefaniak was staying in an Airbnb-rented room at the Villa Le Mas hotel in Escazu when she vanished the day before her Nov. By index resultsĪccess to the list was performed using List] which would utilize this collection type to its limit. Multiple means that a given code requested P values (samples) from a collection of size N. Single means that a given code requested a single index or value from an increasing size N from a collection. In the tests, you can find a distinction between Single and Multiple access. The first and most common use case is to access the list by Index, so I implemented what that could look like when using a similar dictionary. I have also added Name that represents access via string which is also a common cause. I needed an int field Index that would simulate index in the list access as well as potential access via reference. Public Vector3(float x, float y, float z)įor this test, I have used a pretty simple class that had what I needed for the test. Bench Settings: launchCount: 3, warmupCount: 3, targetCount: 10.I have used C# to conduct this test, as this is the language I’m the most familiar with, and below you can find my testing method Unfortunately, there is no one size fits all, use case but we often see that “maybe if I put a dictionary here my code will be faster” and without much thought, we go for dicts. On a low level as programmers, we always think about whether use an Array or List or Dictionary (HashSet) as a data structure for our given case. Especially overengineered optimization that prevents further extension of the system is bad. I would argue that premature optimization is the root of all evil. Reading Time: 4 minutes Premature optimization is the root of all evil Usually, ACSM files do not occur when downloading an eBook. This means that, before being able to correctly transfer the eBook to the device, Digital Editions have to be installed. When using another eBook reader, ACSM files may appear as well. Technical details of ACSM filesĪdobe’s Content Server sends the ACSM files directly to Adobe Digital Edition where they can be opened. Instead, the information found in ACSM files is used to download, activate, and authorize the reading of eBook files. However, ACSM files do not contain the eBook data itself. This product licensed by Adobe manages and reads eBook files as well as other file types for digital publications. Also, avoid any software that claims it can break the encryption and give you access to protected documents you really don’t have the authority to view.įiles with an ACSM extension are closely related to Adobe Digital Editions. Since the ACSM file has to be legally acquired and authenticated from Adobe, using this conversion method is completely safe and legal.īe wary of any website that claims to offer an ACSM converter online. These files can then be used on any e-book reading device compatible with EPUB or PDF format. For example, if your library offers electronic books to members, the file you download for a book or magazine might actually be an ACSM file.Ĭompatible readers and Adobe’s free desktop software, Adobe Digital Editions, read the file and download a corresponding PDF or EPUB book from Adobe’s content servers. Instead, ACSM files are a form of digital rights management or DRM operated by Adobe to protect and distribute Adobe e-books. The Adobe Content Server Manager or ASCM file isn’t actually an e-book file, although its function is strictly limited to e-books. This article explains how to easily convert your ACSM to PDF and define the best PDF editor on the Internet. Increased technological development makes it easy to transform various file formats such as ACSM, DXF, PDF, Text, PPT, among others, into various output formats such as PDF, EMF, DXF, EPS, ERF, and more. To disable DRM, you need to use Adobe Digital Editions, since most ACSM files are protected by Adobe DRM files. You can use online converters, ACSM to PDF applications, or software to Convert ACSM to PDF. Legally converting an ACSM file to a PDF file is quick, simple, and free. An appealing option is the Portable Paper Format or PDF, given its near-universal compatibility with e-book readers. This may be because the ACSM files are not compatible with your e-book reader. Why does it not work? Read on and you will know why and also fix the issue. How to Convert Acsm to PDF: I f you bought an e-book and tried to add the downloaded ACSM file to your e-book reader, you will definitely have noticed that the file may not actually work. Younger users spent even higher amounts of time, at 19 minutes per day, on average. Data from Apptopia, reported by Bloomberg, noted that consumers were spending 18 minutes per day in Temu’s app, compared with 10 minutes in Amazon. consumers haven’t sworn off Chinese apps by the looks of things, given Temu’s No. The negative attention TikTok has received in the year may account for its slip from being the No. Montana also attempted to ban TikTok in its state, but that ruling was put on hold by the courts for the time being as TikTok’s lawsuit progresses. It also points to the growing demand for apps from Chinese firms, like ByteDance, which are attracting younger users’ attention along with government scrutiny, with TikTok being banned from a number of government devices over concerns about its China ties. tech giants are nearly at a market saturation point, where their apps aren’t as in demand as they were in previous years because many already have them installed. The shift in downloads could represent that U.S. 8 YouTube, both also slipping in ranking from last year. In 2023, however, Google’s only two apps in the top 10 by downloads included No. 2 app YouTube, just behind TikTok, as well as No. Google, meanwhile, had dominated last year’s list with the No. 9, slipping in position from their ranking last year. Gone from the charts is Facebook, while Meta’s new app Instagram Threads was the No. 9 spots with WhatsApp, Instagram and Facebook, respectively, showed up in the top 10 this year with a slightly different mix. tech giants like Meta and Google, as CapCut and TikTok, which hail from Beijing-based ByteDance, came in at No. This year, apps from Chinese-based companies have taken over spots previously held by U.S. The Cupertino-based tech giant today released an App Store feature that showcases the top iPhone apps of the year, free and paid, as measured by app installs - its proxy for overall popularity. Temu, the Chinese e-commerce company whose app is now attracting longer engagement times than Amazon, is Apple’s most downloaded free app in the U.S. This tool has also a commercial online hosted version.Īgilo for trac is an Agile and Scrum Tool that delivers a robust platform and streamlined functionality for agile teams using trac and agile methodologies. It brings together the perspectives of organizing daily work, long-term product and release planningĪnd project portfolio management. Free and open source Kanban toolsĪllow visual project management with information radiators where you can visually manage the workflow of tasks represented on the lanes of a visual board.Īgilefant is a simple but powerful solution for managing software development projects and related activities. Project management and the limitation of the work in progress (WIP) to avoid waste. Kanban is a Lean project management approach that encourages a pull approach to You will also find on this web site free and open source Kanban tools that can be used for a Lean approach to software development projects. Modern open source scrum tools allows also to adopt Agile scaling approaches like SAFe, Lesss, Disciplined Agile Delivery (DaD) or Nexus. After each Scrum sprint, the team reflect about its work with retrospectives. He might also plan the work with planning poker. The ScrumMaster uses Scrum tools to track the Scrum sprints with Scrum burndown chartsĪnd velocity. The requirements with a product backlog of epics, features and user stories. Scrum tools allow the product owner to manage Scrum is an iterative and incremental project management framework for Agile software development and product discovery. Sprints and releases planning, velocity, product backlog, user stories and epics management, sprint tracking with burndown or burnup charts, planning poker, retrospectives, product owners, scummaster. Your organization name and system information will be added to the public list of OpenPBS users at the OpenPBS Registry Page.This website presents a list of free and open source Scrum tools and solutions for Agile project and product management: Please consider letting the community know about your use of OpenPBS. The best place to start is by joining the OpenPBS Community. We value being aggressively open and inclusive, but also aggressively respectful and professional. OpenPBS is a community effort and there are a variety of ways to engage, from helping answer questions to benchmarking to developing new capabilities and tests. Obviously, we cannot do this alone! Please join us as part of the OpenPBS community. We continue to contribute to the OpenPBS code base with updates from the core PBS Professional product and adopt community improvements from Open PBS as well. We are focused on longevity – creating a viable, sustainable community to focus on job scheduling software that can truly bridge the gap in the HPC world. PBS Professional continues to be available as a hardened, commercial version for enterprise customers, but alongside that offering we are committed to being open and community oriented. We released PBS Professional under an open-source license, opening the core of the software to the community. So in 2016 Altair made a big investment toward uniting the whole HPC community to accelerate the state of the art (and the state of actual production operations) for HPC scheduling. Too often effort is duplicated across public and private sectors as functionality is replicated in open source and closed source products. Today, Altair PBS Professional is among the most-used technologies for HPC job scheduling.īut scheduling is hard - every site has unique processes, unique goals, and unique business requirements. More than 25 years ago, Bill Nitzberg was just starting his career in HPC at NASA, where, along with a great team, he developed the original PBS software. We released Altair ® PBS Professional ® under an open source license… why? Voted #1 HPC Software by HPCWire readers and proven for over 20 years at thousands of sites around the globe in both the private sector and public sector Health Checks: monitors and automatically mitigates faults with a comprehensive health check framework Flexible Plugin Framework: simplifies administration with enhanced visibility and extensibility customize implementations to meet complex requirements In the second season episode, Andy on Trial, a millionaire wants revenge on Andy for giving him a traffic ticket. Two episodes demonstrate Barney's ability to rise up to challenges. Nonetheless, Barney still has his rare moments of courage and loyalty. Despite a knack for exasperating the townsfolk, he is fondly embraced by most of them. While this may expose him as a halfwit, Barney is at heart a caring, amiable soul. This gullibility is evident in many episodes, including, Barney's First Car where he is conned into buying a lemon from a crafty old widow.Ī gossip and gadfly, Barney is known for blabbing both personal and police secrets (such as Andy's scrutiny of women's rings at the jewelry store, or the locale and time of a stakeout or arrival of an armored car). Though constantly warned by Andy, Barney falls for countless scams. Outwardly "a man of the world," Barney is truly naïve and easily duped. He has what he describes as a "low sugar blood content." Barney is smug and self-confident until true leadership is sought, whereupon he dances about in a fluster. Despite his shortcomings, Barney is zealous about law enforcement, regularly spouting off penal codes and ordinances to thugs and jaywalkers alike.Īn emotional powder-keg, Barney often overreacts with panic, despair, or bug-eyed fear. In one early episode, where Andy was briefly summoned away, acting sheriff Barney proceeds to book and lock up nearly everyone in town, including Mayor Pike. This only inflicts tremendous angst on Andy. He takes a minor infraction, blows it out of proportion, and then concocts an elaborate solution (sometimes involving inept civilians, like Otis Campbell or Gomer Pyle) to resolve it. Conversely, Andy knows that Barney's false bravado is a smokescreen for his insecurities and low self-confidence.īarney is often overly analytical and alarmist about benign situations, such as the modest Mayberry crime scene. Sometimes considered a blowhard with delusions of grandeur, Barney fancies himself an expert on firearms, women, singing, and just about any other topic of conversation brought up while he is around. 9.1 During the first five seasons of The Andy Griffith Show, Don Knotts (Barney Fife) is absent from 21 episodes:ĭon Knotts created Deputy Barney Fife as a hyper-kinetic but a comically inept counterpart to Mayberry's practical and composed Sheriff Andy Taylor.It's all I got to say." ―Barney (about Andy) I guess maybe that's kinda hard for some of you to understand. But that's because of something that he's been trying to teach me ever since I started working for him, and that is, when you're a law man and you're dealing with people, you do a whole lot better if you go not so much by the book, but by the heart. You asked me if Andy runs a tight ship, Mr. You know there ain't been a major crime committed in this town thanks to Sheriff Taylor? The only ruckus you'd ever have in Mayberry is if you tried to remove him from office. As far as Andy knowing his job, I'd just like for you to take a look in the record book, Mr. He's a friend, and the people in this town, they ain't got a better friend than Andy Taylor. You gotta understand, this is a small town. Sure, he was delivering groceries to Emma Watson because she was too sick to get down to the market, and that's just one example of the thing's Andy's done for the folks in this town. All them things I said for example, his using the squad car for personal reasons. " Why Andy's the best friend I got in the whole world, and as far as I'm concerned, he's the best sheriff too. Miss Rosemary, Juanita Beasley, Thelma Lou, Hilda Mae He died of complications due to pneumonia in 1969 at the age of 63.Mayberry Sheriff's Office (former Deputy Sheriff)Īndy and Helen Get Married (Mayberry R.F.D)Ĭousins: Virgil, Andy Taylor (Mentioned Twice) After a series of mini-strokes further limited his ability to perform, McNear left the show for good in 1967. Griffith and company encouraged him to return, but when McNear finally did come back to the series, he usually had to do so from a seated position, as he had limited use of the left side of his body for the rest of his life. Early in the show's run, he suffered a stroke that took him out of Mayberry for a year. Though he divided his time on the show with film roles in now-classics like "Blue Hawaii" and "Irma la Douce," Floyd would ultimately become McNear's last major character. Whether he was a direct part of Andy and Barney's adventures or just a passive observer, he was always there with a clever line or two to contribute to the overall sense of Mayberry as a community where the barbershop was the center of gossip and, in some ways, governance of the town. As Floyd the Barber, McNear became an essential party of life Mayberry. Those patches signal problems that, before the patch is installed, can be momentarily exploited by hackers. In order to prevent software bugs and errors from posing a serious threat to our computers and networks, software vendors release security patches to fix emerging problems. One reason these precursor events occur is rather straightforward. Major cyber-attacks are often preceded by a chain of events and disturbances which, from a creeping crisis perspective, can be seen as precursor events and indicators of a deeper problem. Above all, these events demonstrate the need for a better understanding of the long-term processes that give rise to cyber crises. Due to their highly complex nature, they receive varying levels of attention from different actors. In contrast to conventional wisdom, cases like WannaCry are not exceptional events delimited in time and space, but rather permanent global threats that manifest themselves as seemingly acute crises (cf. Footnote 1 Drawing from the creeping crisis conceptual framework, the chapter argues that, despite their seemingly speedy and temporally delimited nature, cyber crises do not have a clear beginning or ending and may keep simmering long after the “hot phase” of the “crisis” is over (Boin, Ekengren, & Rhinard, 2020, p. Most analyses on the matter focus on cyber crises’ unprecedented speed, unpredictability, and delimitation in time. It makes use of the “creeping crisis” concept introduced in the first chapter, a concept that helps to reveal dimensions of cyber crises that are often overlooked or misinterpreted. With WannaCry as an indicative example, the chapter shows how cyber crises are “hiding in plain sight”, to quote the title of this volume. This chapter demonstrates our shallow understanding of cyber crises. Standing still, we might say, is falling behind in the pursuit of cyber security. You don’t want to let your guard down there” (p. As Middleton ( 2017) argues, “ we need to keep doing the same things we have been doing for many years in the realm of physical security. Software contains bugs and errors that can have serious security implications, since cyber criminals can exploit these bugs to gain unauthorized access to, and control over, a computer. This is a key point in understanding how the situation got out of control during the 2017 WannaCry attack. As in the physical world, cyberspace can never be entirely secure. Cyberspace is not an exception to the rule. No matter how many security systems we install in our homes, our banks and our businesses, there will always be the risk of criminal activity. These are just a few of the major implications of the WannaCry attack. The Russian interior ministry, railways, banks and phone operators all found themselves battling ransom demands (BBC, 2017). The multinational shipping company FedEx experienced widespread service delays. Red pop-up windows covered announcement boards at Deutsche Bahn stations. Hospitals and clinics in Britain were forced to turn away patients due to a lack of access to patient information. This “distributed denial-of-service” attack affected multiple systems across the world. The worm replicated itself within networks without user interaction (Europol, n.d.). These users had fallen victim to a ransomware “cryptoworm” now known as WannaCry, which allows hackers to encrypt user data. If users did not meet the deadline, the ransom would double if the payment was not made within seven days, the decrypted files would be deleted (Symantec, 2017a). The message was accompanied by a set deadline of three days: the user had to pay 300 USD ransom in the Bitcoin cryptocurrency to have their files decrypted. In May 2017, a large number of users booted their computers only to find this message on their screens. Otherwise we have to put a big red note in the manual to always unset variables after using the referential syntax or to use $long_descriptive_names_for_references, which is a little unreasonable in the current context. to unset the reference before proceeding, just like it resets the array pointer. IMHO, foreach has to clear the variables used for key-value pairs, i.e. to provide an easier way to traverse an array than the other loop constructs and not to touch other variables or references that are still pointing somewhere, unless it's done implicitly in the body of the loop. The main purpose of foreach itself is (as the name implies) to do something "for each" element of the array, i.e. Now any foreach in the other scripts might corrupt the base array without even knowing it - just because the name of the "value" variable is the same. Imagine there's such a "referential" loop in a library which is included by some other scripts and it operates on $_SESSION or some other important array. Although there's a user note in the manual, still this problem is not described in the documentation itself.Īnyway, I believe the behaviour of foreach in this case is extremely dangerous. I kind of understand what's the diference between getSlot() and getSlot() used within an if-loop (I guess the scope created by if-loop makes the difference), but I'm not sure this difference entitles PHP to alter my array.Ĭan anyone explain this to me? Is it a bug or a regular behaviour? (Or did I get the ampersand-sign wrong?) The problem is that I loose control over the REAL objects and the elements get changed unreasonably later in the script. output C elements have been changed to referencesĪs you can see in output "C" the second iteration altered elements of the array - the elements have been turned into references. Yaroukh at email dot cz I believe the problem I'm gonna describe here has the same roots as the one fletch has described. |
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