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Listing all permutations of a string/integer
A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list every possible permutation.
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Smart way to truncate long strings
Does anyone have a more sophisticated solution/library for truncating strings with JavaScript and putting an ellipsis on the end, than the obvious one:
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Length of string in bash
How do you get the length of a string stored in a variable and assign that to another variable?
8 Answers
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Extracting the last n characters from a ruby string
To get the last n characters from a string, I assumed you could use
8 Answers
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How do you set, clear, and toggle a single bit?
How do you set, clear, and toggle a bit?
30 Answers
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Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
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git reset --hard HEAD leaves untracked files behind
When I run git reset --hard HEAD , it's supposed to reset to a pristine version of what you pulled, as I understand it. Unfortunately, it leaves files lying around, as a git status shows a big list of untracked files.
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Writing a new line to file in PHP (line feed)
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4 Answers
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Discuz轻松生成sitemaps.xml网站地图 - 更多技术 - 清泛网 - 专注C/C++及内核技术
..._sitemaps只针对论坛版块生成sitemaps xml：●建立一个名为cron_sitemaps php的文件；●复制以下代码区的内容到cron_sitemaps php中，并保存文件；PS：注意编码，选择自己DZ对应的编码，我 只针对论坛版块生成sitemaps.xml：
●建立一个名...