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Socket.IO Authentication

... redisclient.get(message.rediskey, function(e, c) { client.user_logged_in = c.username; }); } }); }); share | improve this answer | follow ...
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Vim: Creating parent directories on save

...move my previous options and give feedback. – moebius_eye Sep 3 '16 at 14:28 add a comment  |  ...
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How to pass prepareForSegue: an object

...is the same as this line if ([[segue identifier] isEqualToString:@"YOUR_SEGUE_NAME_HERE"]) { // Get reference to the destination view controller YourViewController *vc = [segue destinationViewController]; // Pass any objects to the view controller here, like... ...
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When should I use malloc in C and when don't I?

... char *some_memory = "Hello World"; is creating a pointer to a string constant. That means the string "Hello World" will be somewhere in the read-only part of the memory and you just have a pointer to it. You can use the string as rea...
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How to import existing Git repository into another?

...mmit to move the merged repository to the subdirectory. git remote add XXX_remote <path-or-url-to-XXX-repo> git fetch XXX_remote git merge -s ours --no-commit --allow-unrelated-histories XXX_remote/master git read-tree --prefix=ZZZ/ -u XXX_remote/master git commit -m "Imported XXX as a subtre...
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How to delete images from a private docker registry?

...st your catalogs by calling this url: http://YourPrivateRegistyIP:5000/v2/_catalog Response will be in the following format: { "repositories": [ <name>, ... ] } Step 2: Listing tags for related catalog You can list tags of your catalog by calling this url: http://YourPrivat...
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How to navigate through textfields (Next / Done Buttons)

...ssumptions can be ignored as well. Swift 4.0 func textFieldShouldReturn(_ textField: UITextField) -> Bool { let nextTag = textField.tag + 1 // Try to find next responder let nextResponder = textField.superview?.viewWithTag(nextTag) as UIResponder! if nextResponder != nil { ...
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How do RVM and rbenv actually work?

...runs the corresponding command for that version. Here's how: If the RBENV_VERSION environment variable is set, its value determines the version of Ruby to use. If the current working directory has an .rbenv-version file, its contents are used to set the RBENV_VERSION environment variable. If there...
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When should I choose Vector in Scala?

...e, Vector can provide most common operations reasonably fast, i.e. in O(log_32(n)). That works for prepend, append, update, random access, decomposition in head/tail. Iteration in sequential order is linear. List on the other hand just provides linear iteration and constant time prepend, decompositi...
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What is the most efficient Java Collections library? [closed]

... long mem = usedMem(); TIntIntHashMap ours = new TIntIntHashMap(SET_SIZE); for ( int i = dataset.size(); i-- > 0; ) { ours.put(i, i); } mem = usedMem() - mem; System.err.println("trove " + mem + " bytes"); ours.clear(); } publi...