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How do I create a SHA1 hash in ruby?

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Merging two images in C#/.NET

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HTTP header line break style

...e terminator for message-header fields is the sequence CRLF. However, we recommend that applications, when parsing such headers, recognize a single LF as a line terminator and ignore the leading CR. In the newer RFC7230, § 3.5 Although the line terminator for the start-line and header fields ...
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How to hide “Showing 1 of N Entries” with the dataTables.js library

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In Django, how does one filter a QuerySet with dynamic field lookups?

...ame', 'endswith'): 'Z' } Person.objects.filter(**kwargs) This is a very common and useful Python idiom. share | improve this answer | follow | ...
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How to delete (not cut) in Vim?

...tion, you could use <C-o>dw. <C-o> is used to execute a normal command without leaving the insert mode. You can setup your own mappings to save typing, of course. I have these: nnoremap <leader>d "_d xnoremap <leader>d "_d xnoremap <leader>p "_dP ...
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Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?

... @edmund Thanks for your comment. To be clear, I understand how method_missing works. I was trying to locate the actual location of the file that defines this particular method missing. – awilkening Nov 22 '13 a...
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How to format a number 0..9 to display with 2 digits (it's NOT a date)

...erate an Android Linter Warning "Implicitly using the default locale is a common source of bugs: Use String.format(Locale, ...) instead" – Christopher Stock Feb 15 '19 at 10:36 1 ...
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What's the difference between process.cwd() vs __dirname?

...ent working directory, i.e. the directory from which you invoked the node command. __dirname returns the directory name of the directory containing the JavaScript source code file share | improve ...
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“Templates can be used only with field access, property access, single-dimension array index, or sin

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