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Abandoning changes without deleting from history

...rst time you push this closed head to another repository since you are actually create additional heads in the remote repository when you push. So tell Mercurial that this is okay with --force. People who pull the closed head wont be bothered by any warnings. ...
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Write lines of text to a file in R

... Mark - what If I have several threads all of which I would like to add lines to the same file? (The issue being is that you can't have more then one connection to a file, If I am not mistaken) Thanks. – Tal Galili Mar 18 '1...
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Multiple inheritance/prototypes in JavaScript

... first prototype which contains that property, and I return the value, or call the getter on the appropriate receiver. This is handled by Reflect.get. If no prototype contains the property, I return undefined. The set trap is a trap for setting property values. I use find to find the first prototype...
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Common CSS Media Queries Break Points [duplicate]

...re practical to base them on your particular layout instead. That is, gradually narrow your desktop browser window and observe the natural breakpoints for your content. It's different for every site. As long as the design flows well at each browser width, it should work pretty reliably on any scree...
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Where to place JavaScript in an HTML file?

...ts. Of course Levi's comment "just before you need it and no sooner" is really the correct answer, i.e. "it depends". share | improve this answer | follow | ...
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GDB corrupted stack frame - How to debug?

... Those bogus adresses (0x00000002 and the like) are actually PC values, not SP values. Now, when you get this kind of SEGV, with a bogus (very small) PC address, 99% of the time it's due to calling through a bogus function pointer. Note that virtual calls in C++ are implemented ...
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How to prevent favicon.ico requests?

... I will first say that having a favicon in a Web page is a good thing (normally). However it is not always desired and sometime developers need a way to avoid the extra payload. For example an IFRAME would request a favicon without showing it. Worst yet, in Chrome and Android an IFRAME will generate...
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What is the difference between HashSet and List?

... Actually, I prefer the answer that points out that HashSets are suitable in cases that you can treat your collection as "bag items". Set operations are not so frequent as Containment checks. At any point that you have a set of un...
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How should I ethically approach user password storage for later plaintext retrieval?

...hat the user can retrieve the password, then strictly speaking you don't really need to retrieve the password they set (they don't remember what it is anyway), you need to be able to give them a password they can use. Think about it: if the user needs to retrieve the password, it's because they've...
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Change a Git remote HEAD to point to something besides master

...-f origin master Making master have what you want people to use, and do all other work in branches. (a "git-symbolic-ref HEAD refs/head/published" would not be propagated to the remote repo) This is similar to "How do I delete origin/master in Git". As said in this thread: (emphasis mine) "git...