“floating point arithmetic is considered an esoteric subject by many people” (src: What Every Computer Scientist Should Know About Floating Point Arithmetic – David Goldberg 1991.pdf) some even do “transcendental calculations” (src) make no mistake: computer make mistakes too! not […]
2012: Die FritzFax Software läuft gut unter Win XP. 2020: Die altbewährte und gut gemachte FritzFax software, welche 2012 so wunderbar ihren Dienst verrichtet hat, funktioniert, trotz gegenteiliger Aussage von Support und Internet… nicht. Die Software lies sich auf 3x […]
# become root su – root; # rpm based yum install nmap # apt based apt install nmap # find snmp enabled devices # (UDP port 161, can not be tested with telnet (can only do TCP)) nmap -sU -p […]
scroll down for ENGLISH: ) OMG! Da die IT von Baltimore sich einen Ransome-Virus eingefangen hat, können die Bürger ihre Steuern und ihre Blitzer-Tickets nicht zahlen! Wunderbar! 🙂 Mit welchem Aufwand man rechnen muss, wenn man sich von der Digitalisierung […]
“The Automatic Bug Reporting Tool, commonly abbreviated as ABRT, consists of the abrtd daemon and a number of system services and utilities to process, analyze, and report detected problems. The daemon runs silently in the background most of the time, […]
in comparison to Y2K: “The issue became when it became 2000 because that would be stored as 00 in the program. This caused many to believe that say, bank software wouldn’t be able to get your money out because it […]
with security there is no “done” there is just constant iterations of the question: is my system safe? Did i leave any doors (too wide) open? Am i allowing any unsafe programs/services? How can i protect users and data? Does […]
2020-12: another reason why JavaScript SUCKS badly and websites NEED TO WORK without JS: it might “destroy” NAT security: NAT Slipstreaming allows an attacker to remotely access any TCP/UDP service bound to a victim machine, bypassing the victim’s NAT/firewall (arbitrary […]
Update: 2018.04 the cameras could not see the lane’s properly because the lane paint has worn off… what algorithm is going to fix this? believe me or not – doing self driving car’s is almost as complex and difficult to […]
Update: 2018.12: ForeShadow – guest reading Level1 Cache of host ForeShadow (known as L1 Terminal Fault (L1TF) by Intel)[1][2] is a vulnerability that affects modern microprocessors that was first discovered by two independent teams of researchers in January 2018, but […]
while test running debian linux journald uses almost 100% cpu… “The daemon will implicitly collect numerous metadata fields for each log messages in a secure and unfakeable way. See systemd.journal-fields(7) for more information about the collected metadata.” https://www.freedesktop.org/software/systemd/man/systemd-journald.service.html systemd: Using […]
src: https://homepage.cs.uri.edu/~thenry/resources/unix_art/ch01s07.html The Unix philosophy emphasizes building simple, short, clear, modular, and extensible code that can be easily maintained and repurposed by developers other than its creators. The Unix philosophy favors composability as opposed to monolithic design. Later summarized by […]
ich wollte mal wissen, wie steht es eigentlich um die Security auf Technologie / Programmiersprachen-Ebene? D.h. welche Programmiersprachen machen es einem schwer vs. einfach sichere Software zu schreiben? Natürlich kann man in jeder Programmiersprache angreifbare Projekte entwickeln… das ist kein […]
this could be because for some f*** reason it can only delete like 100 users at a time… so if you want to delete more than 300 users it won’t do anything. this is another pain in the f*** ass […]
DDoS attacks are nasty stuff. Even such simple programs as – autobench – Automates the benchmarking of web servers using httperf – can sufficiently choke a webserver by spawning hundreds and thousands of mysql processes – exhausting all resources of […]
interesting example, for comparison (e.g. in TextWrangler (OSX)): procedural: <!–?php function changeJob($person, $newjob) { $person[’job’] = $newjob; // Change the person’s job return $person; } function happyBirthday($person) { ++$person[‘age’]; // Add 1 to the person’s age return $person; […]
javascript jquery html form element – also submit checkboxes that have the “off” state solution: http://jsfiddle.net/az7s5/ // serialize form, also send values for checkboxes that are "off" $(form).children().each(function() { add = ""; //access to form element via $(this) var object = […]
Whenever a BitCoin-exchange is hacked it lowers people’s trust in the BitCoin system making the prices for BitCoins go down. Then probably come up again 😀 But there is no such thing as “perfect software” so this time it’s a […]
When Windows goes out of RAM… things get slow… when Apple goes out of RAM things get “sluggish”… (you really can almost see the cursor stutter) I really don’t know what happened… okay i loaded my 50MB TODO List (it’s […]
Source: https://en.wikipedia.org/wiki/RAID#RAID_5_in_enterprise_environments “RAID 5 is seriously affected by the general trends regarding array rebuild time and chance of failure during rebuild.[56] In August 2012, Dell posted an advisory against the use of RAID 5 in any configuration and of RAID 50 with “Class […]
windows 7 throws away some good concepts of windows xp, so does windows 8 with windows 7. quo vadis microsoft? your emphasize selling over satisfied customers. how does this work? here is how you can re-enable this feature: r-click on […]
every f**** virus program is capable of doing updates in the “background”…. why not flash player? 1. download in background 2. wait for all browser windows to close (at some day of time they will) 3. then tell […]
https://dwaves.de/2016/01/23/linux-create-bootable-usb-stick-from-iso/ … viele netbooks ultrabooks und subnotebooks haben garkein CD/DVD Laufwerk mehr. Das neuste Ubuntu ist 763MB groß und würde auch garnicht mehr auf einen “normalen” Rohling passen. Rufus Rufus is a utility that helps format and create bootable USB […]