linux bash arrays example

arrays are pretty useful variables that hold key:value data pairs, per default the „key“ is an integer number, BUT: as shown there can also be associative arrays, meaning the index can be any string (needs bash version4) this script demonstrates […]


„the internet“ in Germany is so slow… once your start page has finished loading… you actually forgot what you were searching for. (it has become better in Munich) PS: If this site ( loads slow – it is because the […]


Prohibited Items We prohibit projects that are illegal, heavily regulated, or potentially dangerous for backers, as well as rewards that the creator did not make. Any item claiming to diagnose, cure, treat, or prevent an illness or condition (whether via […]


2018-04: RISC-V Startup raises 50Mil$ Yeah! „Western Digital had previously announced in November that they’re shifting their entire product line, which is currently shipping about a billion cores a year,“ Sherwani said. „They expect that to become, in a few […]

NASA wants to return to the Moon with Humans

NASA wants to return to the Moon with Humans For the first time in over 10 years, we have money in @NASA’s budget request for a return to the Moon with human-rated landers. #Moon2Mars — Jim Bridenstine (@JimBridenstine) March […]

cost of cybercrime and lawful backdoors

„The cost to companies from malware and “malicious insider”-related cyberattacks jumped +12 percent in 2018 and accounted for one-third of all cyberattack costs, according to new research published today by Accenture and the Ponemon Institute.“ src: logical consequence: stop […]

Dragon Docks ISS – SpaceX Zero G Indicator

short story: inside the Dragon X Space Capsule after docking – the zero G puppet starts floating around – indicating that gravity has left the building. first time SpaceX Dragon SpaceCraft probably replacing the Soyuz capsule (first flight 1966) – […]

Hardware Implants – Thunderbolt and OMG USB Cable of Evil

… this is why no usb stick and no cable can be trusted… Thunderbolt / PCI-Express is having similar issues „Abstract—Direct Memory Access (DMA) attacks have beenknown for many years: DMA-enabled I/O peripherals have com-plete access to the state of […]

CentOS7 setup iptables vs nftables firewalld

watch your logs with this command, you can watch all logs at the same time, which should work for small servers with 10-30x websites (with more it probably get’s a little too much output) analyze the malicious traffic you can […]

Debian 9 will drop support for OLDER (not all) 32Bit CPUs

When your CPU is 32Bit and you try to boot a 64Bit OS / load a 64Bit program, it will crash/panic/segfault, it won’t boot beyond the grub boot selection screen. „Ben Hutchings (blog) a Debian developer and Linux kernel maintainer, has […]

HTTP Status Codes

1×× Informational 100 Continue 101 Switching Protocols 102 Processing 2×× Success 200 OK 201 Created 202 Accepted 203 Non-authoritative Information 204 No Content 205 Reset Content 206 Partial Content 207 Multi-Status 208 Already Reported 226 IM Used 3×× Redirection 300 […]

how to htaccess limit wordpress searches

lately this blog gets bombarded with queries like these: which decoded are Korean SPAM? which translates as: iptables / firewalld seem not to work and have to really really figure out why. until then this is a little workaround, it […]