Dmitrii Kuzmenkov dmitrykuzmenkov
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| # Get arp table cache | |
| arp -n | |
| # Clean arp cache verbose | |
| ip -s -s neigh flush all | |
| # Delete special ip from arp cache | |
| arp -d 192.168.1.1 | |
| # Add static route to arp cache |
dmitrykuzmenkov
/ material inputs.css
Last active
July 5, 2017 02:31
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| .group { | |
| margin-top: 3em; | |
| position:relative; | |
| width: 100%; | |
| display: inline-block; | |
| } | |
| .group>input, .group>textarea { | |
| font-size:110%; | |
| padding: .5rem; | |
| display:block; |
dmitrykuzmenkov
/ Transfer git repositories.sh
Last active
August 29, 2015 14:16
Git tips and tricks
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| #!/bin/bash | |
| source='git@github.com' | |
| dest='ssh://git@git.destination.server' | |
| repos="repo1 repo2 repo3 repo4" | |
| for repo in $repos; do | |
| git clone $source/$repo.git | |
| cd $repo && git fetch origin | |
| branches=$(git branch -a | grep remotes) | |
| for branch in $branches; do |
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| docker import - image-name < app-server.tar | |
| docker run -i -t image-name /bin/bash |
dmitrykuzmenkov
/ Truncate long timed video on 5 parts 5 mins any from start.sh
Last active
August 29, 2015 14:11
Video manipulations
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| #!/bin/bash | |
| source_dir='.' | |
| file_ptrn='*.webm' | |
| dest_dir='truncated' | |
| for file in $(find -L $source_dir -name $file_ptrn); do | |
| s=$(avconv -i $file 2>&1 | grep -o -E '|Duration: [^.]+|') | |
| sec=${s##*:} | |
| s=${s%:*} | |
| min=${s##*:} | |
| duration=$(( ${sec#0} + ${min#0} * 60 )) |
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| function array_diff_multi($arr1, $arr2) { | |
| $result = array(); | |
| foreach ($arr1 as $k=>$v) { | |
| if(!isset($arr2[$k])) { | |
| $result[$k] = $v; | |
| } else { | |
| if (is_array($v) && is_array($arr2[$k])) { | |
| $diff = array_diff_multi($v, $arr2[$k]); | |
| if (!empty($diff)) | |
| $result[$k] = $diff; |
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| crop='500x400' | |
| convert input.jpg -resize $crop'^' -gravity center -crop $crop'+0+0' test.jpg |
dmitrykuzmenkov
/ Blacklist IP with iptables.sh
Last active
August 29, 2015 14:08
Linux administration
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| /sbin/iptables -A INPUT -s 46.227.191.220 -j DROP |
dmitrykuzmenkov
/ Bash daemon that runs periodical tasks as declared bash functions.sh
Last active
June 29, 2016 10:55
Bash scriptings
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| #!/usr/bin/env bash | |
| declare -A TASK_TIME_MAP | |
| log() { | |
| echo "$(date +%Y-%m-%dT%T%z) $1" | |
| } | |
| load_time_map() { | |
| local task | |
| test ! -d .tasks && mkdir $_ | |
| for file in .tasks/*; do |