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biiont
/ gist:7928f1490b20051a5008c3b85bc65123
Created
September 5, 2016 13:12
ISO TO_DATE TO_TIMESTAMP format
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| select to_timestamp('1970-01-01T00:00:00.000Z', 'YYYY-MM-DD"T"HH24:MI:SS.FFF"Z"') as ts from dual; |
biiont
/ reboot-test.sh
Created
February 25, 2016 14:44
Continiosly reboot target system by ssh until ssh returns connection error then beep.
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| CNT=1; ERR=0; while test $ERR -eq 0; do printf "Attempt: %3d at %s\n" $CNT "$(date)"; ssh -o 'VisualHostKey=no' root@192.168.21.72 /sbin/reboot; ERR=$?; test $ERR -eq 0 && sleep $((2 * 60)); CNT=$CNT+1; done; test $ERR -ne 0 && printf "Failed with code %d at %s" $ERR "$(date)" && paplay /usr/share/sounds/freedesktop/stereo/alarm-clock-elapsed.oga |
biiont
/ dd_block_size_test.sh
Last active
February 17, 2016 09:37
Forked from https://github.com/tdg5/blog_snippets/blob/master/lib/blog_snippets/articles/tuning_dd_block_size/dd_ibs_test.sh . Also mentioned at: http://stackoverflow.com/questions/6161823/dd-how-to-calculate-optimal-blocksize/27772496#27772496
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| #!/bin/bash | |
| # Since we're dealing with dd, abort if any errors occur | |
| set -e | |
| SOURCE_FILE=${1:-/dev/zero} | |
| TEST_FILE=${2:-dd_obs_testfile} | |
| [ -e "$TEST_FILE" ]; TEST_FILE_EXISTS=$? | |
| TEST_FILE_SIZE=${3:-$((128*1024*1024))} # 128Mb |
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| if [ "${0#/*profile*}" != "${0}" ] | |
| then | |
| BASEDIR=$(dirname "$(readlink -f "$0")") | |
| else | |
| if [ $# -gt 0 -a "${1#/*profile*}" != "${1}" ] | |
| then | |
| BASEDIR=$(dirname "$(readlink -f "$1")") | |
| else | |
| echo 'NOTE: When sourcing this profile on some shells (e.g. Busybox) you need to profile file name twice.' | |
| echo 'Usage: . path/to/profile path/to/profile' |
biiont
/ yacy_alternative_search.js
Created
January 17, 2016 12:18
Add search links to alternative engines. To be able to continue to search other search engines if Yacy does not give you the answer.
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| // Go to "Administration > Portal Configuration" | |
| // Replace donation box at "'About' Column" with: | |
| <div style="padding:8px;"><a id="googlesearchlink" href="https://google.com/">Google</a></div> | |
| <div style="padding:8px;"><a id="yandexsearchlink" href="https://yandex.ru/">Yandex</a></div> | |
| <div style="padding:8px;"><a id="wikisearchlink" href="https://wikipedia.org/">Wikipedia</a></div> | |
| <script> | |
| function updateSearchLink(elid, hrefPref, captionPref, srch) { | |
| var searchlink = document.getElementById(elid); |
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| #!/bin/sh | |
| OUT="result" convert source1.tiff source1.tiff ... -depth 75 -units pixelsperinch -compress zip $OUT.pdf && pdf2ps $OUT.pdf && ps2pdf $OUT.ps && rm -f $OUT.ps |
biiont
/ xelatex-word-replace.tex
Last active
October 22, 2015 13:23
This gist allows to programmatically search and replace in latex taking in consideration word form.
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| \documentclass{article} | |
| \usepackage{xltxtra} | |
| \usepackage{xecyr} | |
| \usepackage{polyglossia} | |
| \setmainlanguage{russian} | |
| \setotherlanguage{english} | |
| \newfontfamily\cyrillicfont{DejaVu Serif} |
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| #!/bin/false | |
| ## First: select file set. | |
| /bin/ls -1 prefix_to_remove_* | |
| ## Second: test transformation. | |
| /bin/ls -1 prefix_to_remove_* | sed 's/^prefix_to_remove_\(.*\)$/\1/' | |
| ## Third: execute | |
| ## NOTE: Added 'mv \0 ' to the sed command and '| sh' to the pipe. |
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| #!/bi/sh | |
| # Fix dhcp name change. Works for Debian on 2015-07-11. | |
| sudo echo "supersede host-name gethostname();" >> /etc/dhcp/dhclient.conf |
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| #!/bin/sh | |
| # Sync local date to remote host over ssh | |
| ssh remote.host.net sudo date $(date "+%m%d%H%M%Y.%S") |
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