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Automatically start forever (node) on system restart
...terminates when there is a system restart. Is there any way I can automatically start the node server (with forever) when the system restarts?
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What does it mean when an HTTP request returns status code 0?
What does it mean when JavaScript network calls such as fetch or XMLHttpRequest, or any other type of HTTP network request, fail with an HTTP status code of 0?
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How do I sort an array of hashes by a value in the hash?
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Actually, Array#sort_by! is new in Ruby 1.9.2. Available today to all Ruby version by requiring my backports gem too :-)
– Marc-André Lafortune
Jul 1 '10 at 4:19
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How do I show a console output/window in a forms application?
...nteropServices;
private void Form1_Load(object sender, EventArgs e)
{
AllocConsole();
}
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool AllocConsole();
share...
In CoffeeScript how do you append a value to an Array?
...re correct, it does replace it, not append. The point is, however, that usually when you are pushing, you are often doing something quite like an array comprehension anyway. Not in all cases, admittedly, but a lot of the time.
– suranyami
Feb 26 '12 at 8:32
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Concept behind these four lines of tricky C code
...
}
else
{
printf((char*) m);
}
}
It recursively calls main() 771 times.
In the beginning, m[0] = 7709179928849219.0, which stands for C++Suc;C. In every call, m[0] gets doubled, to "repair" last two letters. In the last call, m[0] contains ASCII char representation of C++...
Soft keyboard open and close listener in an activity in Android
...c class BaseActivity extends Activity {
private ViewTreeObserver.OnGlobalLayoutListener keyboardLayoutListener = new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
int heightDiff = rootLayout.getRootView().getHeight() - rootLayout...
Animate change of view background color on Android
...on.startTransition(transitionTime);
Or run the transition in reverse by calling:
transition.reverseTransition(transitionTime);
See Roman's answer for another solution using the Property Animation API, which wasn't available at the time this answer was originally posted.
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Trigger a button click with JavaScript on the Enter key in a text box
... This worked for me due to fact that the inline method, instead of calling function with similar code in it, allows you to return false on the call and avoid postback. In my case the "click" method invokes a __doPostback async call and without the "return false;" would just reload the page.
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Python 2.7: Print to File
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In Python 3.0+, print is a function, which you'd call with print(...). In earlier version, print is a statement, which you'd make with print ....
To print to a file in Python earlier than 3.0, you'd do:
print >> f, 'what ever %d', i
The >> operator directs pr...