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Find a pair of elements from an array whose sum equals a given number
...another hash table keyed by a value-pair would do the trick. Still a nice, compact, elegant answer. +1
– William
Feb 10 '11 at 18:49
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Difference between Repository and Service Layer?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to Create Grid/Tile View?
...er: 10px solid #000000;
column-count: 3;
}
Check this for more info: https://developer.mozilla.org/en/docs/Web/CSS/column-count
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How to set Oracle's Java as the default Java in Ubuntu?
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HTTPURLConnection Doesn't Follow Redirect from HTTP to HTTPS
I can't understand why Java's HttpURLConnection does not follow an HTTP redirect from an HTTP to an HTTPS URL. I use the following code to get the page at https://httpstat.us/ :
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What does `kill -0 $pid` in a shell script do?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...e官方的Installtion Guide，主要是对redmine有个大致的了解。
http://www.redmine.org/projects/redmine/wiki/RedmineInstall
二、下载必要的软件包
我用的是以下的版本：
redmine-2.5.1.zip
railsinstaller-2.2.2.exe
mysql-installer-community-5.6.17.0.msi
ImageMagick-...
How do I install from a local cache with pip?
...requirements, use pip2tgz:
$ cd /tmp/; mkdir package/
$ pip2tgz packages/ httpie==0.2
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$ ls packages/
Pygments-1.5.tar.gz
httpie-0.2.0.tar.gz
requests-0.14.0.tar.gz
To build a package index from the previous directory:
$ ls packages/
bar-0.8.tar.gz
baz-0.3.tar.gz
foo-1.2.tar.gz
$ dir2pi packag...
An efficient way to transpose a file in Bash
I have a huge tab-separated file formatted like this
29 Answers
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