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git add, commit and push commands in one?
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Restart not needed, just do "source .bashrc"
– Sambit Tripathy
May 14 '15 at 19:09
26
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Nesting await in Parallel.ForEach
...CF calls. There are a significant number of calls to be made, so I need to do them in a parallel loop. The problem is that the parallel loop exits before the WCF calls are all complete.
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Why would you ever implement finalize()?
... an external resource (socket, file, etc). Implement a close() method and document that it needs to be called.
Implement finalize() to do the close() processing if you detect it hasn't been done. Maybe with something dumped to stderr to point out that you're cleaning up after a buggy caller.
It p...
Use “ENTER” key on softkeyboard instead of clicking button
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You do it by setting a OnKeyListener on your EditText.
Here is a sample from my own code. I have an EditText named addCourseText, which will call the function addCourseFromTextBox when either the enter key or the d-pad is clicke...
Make an existing Git branch track a remote branch?
I know how to make a new branch that tracks remote branches, but how do I make an existing branch track a remote branch?
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How do I check in JavaScript if a value exists at a certain array index?
...because of JavaScript's comparison rules, my last example can be optimised down to this:
if (array[index] != null) {
// The == and != operators consider null equal to only null or undefined
}
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The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead [dupl
...s, there are two other MySQL extensions that you can consider: MySQLi and PDO_MySQL, either of which can be used instead of ext/mysql. Both have been in PHP core since v5.0, so if you're using a version that is throwing these deprecation errors then you can almost certainly just start using them ri...
Bash: infinite sleep (infinite blocking)
... start X which will evaluate my .xinitrc . In my .xinitrc I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
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How do I start my app on startup?
... in this link but it seems outdated and it did not work. So what changes do I have to make and to what files to have my app start automatically when Android finishes booting up?
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Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
...point out some extremely useful resources:
@Felix Kling's answer to "How do I return the response from an asynchronous call?". See his excellent answer explaining synchronous and asynchronous flows, as well as the "Restructure code" section.
@Benjamin Gruenbaum has also put a lot of effort explain...