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Why does 'git commit' not save my changes?

...a -m "message" - both do the same thing) Alternatively, if you want to be more selective about what you add to the commit, you use the git add command to add the appropriate files to the staging area, and git status to preview what is about to be added (remembering to pay attention to the wording u...
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NodeJS: Saving a base64-encoded image to disk

... I think you are converting the data a bit more than you need to. Once you create the buffer with the proper encoding, you just need to write the buffer to the file. var base64Data = req.rawBody.replace(/^data:image\/png;base64,/, ""); require("fs").writeFile("out.p...
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What does iota of std::iota stand for?

...Greek of Matthew 5:18, “iote” is “ἰῶτα”, and “title” (or more modernly, “tittle”) is “κεραία”. The word “κεραία” meant, roughly, “serif” or “apostrophe”. So this Bible verse is referring to the idea of the smallest details, and using “ἰῶτα”...
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`levels

... Can you explain a little more about when it makes sense to call functions that way, rather than the usual way? I am working through @Marek's example in the linked question, but it would help to have a more explicit explanation. –...
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Is there a way to select sibling nodes?

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How to remove files from git staging area?

... Can I ask how this differs to git reset HEAD -- or is it simply a more succinct way of performing the same operation? – ProNotion Jan 17 '18 at 10:52 1 ...
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How to write log to file

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API Keys vs HTTP Authentication vs OAuth in a RESTful API

...tain. We're currently looking to build various things into it that require more controlled access and security. While researching how to go about securing the API, I found a few different opinions on what form to use. I've seen some resources say HTTP-Auth is the way to go, while others prefer API k...
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How to remove Firefox's dotted outline on BUTTONS as well as links?

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grep a tab in UNIX

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