Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma
You can get the list of supported formats with:
ffmpeg -formats
Convert WAV to MP3, mix down to mono (use 1 audio channel), set bit rate to 64 kbps and sample rate to 22050 Hz:
| # to generate your dhparam.pem file, run in the terminal | |
| openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048 |
| //Regular Expressions List | |
| //Short Tutorial | |
| \ // the escape character - used to find an instance of a metacharacter like a period, brackets, etc. | |
| . // match any character except newline | |
| x // match any instance of x | |
| ^x // match any character except x | |
| [x] // match any instance of x in the bracketed range - [abxyz] will match any instance of a, b, x, y, or z | |
| | // an OR operator - [x|y] will match an instance of x or y |
| #!/bin/sh | |
| parse_yaml() { | |
| local prefix=$2 | |
| local s='[[:space:]]*' w='[a-zA-Z0-9_]*' fs=$(echo @|tr @ '\034') | |
| sed -ne "s|^\($s\)\($w\)$s:$s\"\(.*\)\"$s\$|\1$fs\2$fs\3|p" \ | |
| -e "s|^\($s\)\($w\)$s:$s\(.*\)$s\$|\1$fs\2$fs\3|p" $1 | | |
| awk -F$fs '{ | |
| indent = length($1)/2; | |
| vname[indent] = $2; | |
| for (i in vname) {if (i > indent) {delete vname[i]}} |
THIS GIST WAS MOVED TO TERMSTANDARD/COLORS REPOSITORY.
PLEASE ASK YOUR QUESTIONS OR ADD ANY SUGGESTIONS AS A REPOSITORY ISSUES OR PULL REQUESTS INSTEAD!
| if ($http_user_agent ~* (360Spider|80legs.com|Abonti|AcoonBot|Acunetix|adbeat_bot|AddThis.com|adidxbot|ADmantX|AhrefsBot|AngloINFO|Antelope|Applebot|BaiduSpider|BeetleBot|billigerbot|binlar|bitlybot|BlackWidow|BLP_bbot|BoardReader|Bolt\ 0|BOT\ for\ JCE|Bot\ mailto\:craftbot@yahoo\.com|casper|CazoodleBot|CCBot|checkprivacy|ChinaClaw|chromeframe|Clerkbot|Cliqzbot|clshttp|CommonCrawler|comodo|CPython|crawler4j|Crawlera|CRAZYWEBCRAWLER|Curious|Curl|Custo|CWS_proxy|Default\ Browser\ 0|diavol|DigExt|Digincore|DIIbot|discobot|DISCo|DoCoMo|DotBot|Download\ Demon|DTS.Agent|EasouSpider|eCatch|ecxi|EirGrabber|Elmer|EmailCollector|EmailSiphon|EmailWolf|Exabot|ExaleadCloudView|ExpertSearchSpider|ExpertSearch|Express\ WebPictures|ExtractorPro|extract|EyeNetIE|Ezooms|F2S|FastSeek|feedfinder|FeedlyBot|FHscan|finbot|Flamingo_SearchEngine|FlappyBot|FlashGet|flicky|Flipboard|g00g1e|Genieo|genieo|GetRight|GetWeb\!|GigablastOpenSource|GozaikBot|Go\!Zilla|Go\-Ahead\-Got\-It|GrabNet|grab|Grafula|GrapeshotCrawler|GTB5|GT\:\:WWW|Guzz |
| -- AppleScript -- | |
| -- This example is meant as a simple starting point to show how to get the information in the simplest available way. | |
| -- Keep in mind that when asking for a `return` after another, only the first one will be output. | |
| -- This method is as good as its JXA counterpart. | |
| -- Webkit variants include "Safari", "Webkit", "Orion". | |
| -- Specific editions are valid, including "Safari Technology Preview". | |
| -- "Safari" Example: | |
| tell application "Safari" to return name of front document |
| #!/bin/bash | |
| # bash generate random alphanumeric string | |
| # | |
| # bash generate random 32 character alphanumeric string (upper and lowercase) and | |
| NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1) | |
| # bash generate random 32 character alphanumeric string (lowercase only) | |
| cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1 |
| #!/bin/bash | |
| sed 's^\[.*\]^^g' error.log | sed 's^\, referer: [^\n]*^^g' | sort | uniq -c | sort -n |
| # Install ARCH Linux with encrypted file-system and UEFI | |
| # The official installation guide (https://wiki.archlinux.org/index.php/Installation_Guide) contains a more verbose description. | |
| # Download the archiso image from https://www.archlinux.org/ | |
| # Copy to a usb-drive | |
| dd if=archlinux.img of=/dev/sdX bs=16M && sync # on linux | |
| # Boot from the usb. If the usb fails to boot, make sure that secure boot is disabled in the BIOS configuration. | |
| # Set swedish keymap |
