Kazuhiro YOSHIKAWA yoshikaw
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| Perl ワンライナーサンプル集 | |
| ■概要 | |
| 障害解析のためのログの調査、非互換対応でのソースコードの調査といった | |
| テキスト処理で使った Perl ワンライナーのサンプル集です。 | |
| Perl ワンライナーは以下の点が良いと思います。 | |
| ・Perl は Oracle Database (10g以降) に同梱されている。 | |
| 従って、Windows プラットフォームでも使える。 |
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| @if(0)==(0) ECHO OFF | |
| CScript //NoLogo //E:JScript "%~f0" %* | |
| GOTO :EOF | |
| @end | |
| var COLUMN_INFOs = { | |
| k: { | |
| drive: { width: 5, align: "left" }, | |
| type: { width: 4, align: "left" }, | |
| total: { width: 14, align: "right" }, |
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| # | |
| # SIXEL color graphics DEMO | |
| # | |
| # xterm pl#301 with --enable-sixel-graphics option | |
| # gnuplot with --with-bitmap-terminals option | |
| # | |
| # Now the color palette of xterm VT-340 mode is limited to 16. | |
| # If you want to change it to 256, apply the following patch. | |
| # https://gist.github.com/saitoha/7822989/raw/20727b88f0f826bfcb9d644907944b29a456b67f/graphics.c.diff | |
| # |
mala
/ gist:7939659
Created
December 13, 2013 04:09
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| # 私が考える安全なプログラムを書くために必要なこと | |
| 今も昔も「入力によって挙動が大幅に変わるAPI」が世の中には多数存在していて、プログラマが本来意図した挙動と異なる動作を引き起こしている。 | |
| - ファイルを開こうとしたらコマンドを実行できてしまったり | |
| - CSSセレクタを書いてるつもりがHTMLタグを生成してしまったり | |
| - SELECT文を発行するつもりがDELETE文を発行できてしまったり | |
| こういったときに | |
| - 入力値検証をしないと危険になる |
saitoha
/ graphics.c.diff
Created
December 6, 2013 12:29
xterm: enable 256-colored sixel graphics for vt340 mode (with "-ti vt340" option)
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| --- xterm-300/graphics.c 2013-12-06 21:26:36.000000000 +0900 | |
| +++ xterm-300/graphics.c 2013-12-06 21:26:13.000000000 +0900 | |
| @@ -418,7 +418,7 @@ | |
| graphic->valid_registers = 4; | |
| break; | |
| case 340: | |
| - graphic->valid_registers = 16; | |
| + graphic->valid_registers = 256; | |
| break; | |
| default: |
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| % screen | |
| % cat test.png | pngtopnm | pnmquant 256 | ppmtosixel | ./penetrate.py && cat | |
| % cat test.png | sixelconv | ./penetrate.py && cat |
shirou
/ ssh_keyscan.yml
Last active
March 6, 2025 06:47
run ssh-keyscan to add keys to known_hosts. This is a playbook for ansible
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| --- | |
| - hosts: all | |
| gather_facts: no | |
| sudo: no | |
| tasks: | |
| - name: run ssh-keyscan to add keys to known_hosts | |
| local_action: shell ssh-keyscan {{ ansible_ssh_host }} >> ~/.ssh/known_hosts |
saitoha
/ left-right-margin.vim
Created
June 12, 2013 16:10
Accelerate vim vsplit scrolling on pangoterm/xterm/tanasinn/RLogin.
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| let &t_ti = &t_ti . "\e[?6h\e[?69h" | |
| let &t_te = "\e[?69l\e[?6l" . &t_te | |
| let &t_CV = "\e[%i%p1%d;%p2%ds" | |
| let &t_CS = "y" |
saitoha
/ screen-ttymouse.diff
Created
May 20, 2013 15:05
vim ttymouse auto detection for GNU Screen/tmux
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| diff -r e56bf2af53c0 src/os_unix.c | |
| --- a/src/os_unix.c Wed May 15 23:13:10 2013 +0200 | |
| +++ b/src/os_unix.c Tue May 21 00:04:11 2013 +0900 | |
| @@ -2190,6 +2190,7 @@ | |
| || STRNICMP(name, "kterm", 5) == 0 | |
| || STRNICMP(name, "mlterm", 6) == 0 | |
| || STRNICMP(name, "rxvt", 4) == 0 | |
| + || STRNICMP(name, "screen", 6) == 0 | |
| || STRCMP(name, "builtin_xterm") == 0); | |
| } |
saitoha
/ vim-detect-ambiguous-state
Last active
December 12, 2015 01:38
Detect east-asian-ambiguous-width state of the terminal automatically (vim).
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| diff -cr vim.ba8835947b8b/runtime/doc/options.txt vim/runtime/doc/options.txt | |
| *** vim.ba8835947b8b/runtime/doc/options.txt 2013-02-10 14:03:58.000000000 +0900 | |
| --- vim/runtime/doc/options.txt 2013-02-10 14:03:58.000000000 +0900 | |
| *************** | |
| *** 699,704 **** | |
| --- 699,709 ---- | |
| when the system locale is set to one of CJK locales. See Unicode | |
| Standard Annex #11 (http://www.unicode.org/reports/tr11). | |
| + Vim may set this option automatically at the startup time. |