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Check to see if python script is running
... if the contents of /tmp/mydaemon.pid are an existing process. Monit (mentioned above) can do this for you, or you can write a simple shell script to check it for you using the return code from ps.
ps up `cat /tmp/mydaemon.pid ` >/dev/null && echo "Running" || echo "Not running"
For ex...
What is the fastest or most elegant way to compute a set difference using Javascript arrays?
...!nil) the array to hash
//
// return: (object)
// hash object with one property set to true for each value in the array
var hash = {};
for (var i=0; i<array.length; i++){
hash[ array[i] ] = true;
}
return hash;
}
function getDifference(a, b){
// compute the difference a\b
...
How to create standard Borderless buttons (like in the design guideline mentioned)?
...
To clear some confusion:
This is done in 2 steps: Setting the button background attribute to android:attr/selectableItemBackground creates you a button with feedback but no background.
android:background="?android:attr/selectableItemBackground"
The line to...
Best way to randomize an array with .NET
...as you go along, but notice that you cannot swap with an element after the one that the iterator points to. This is a very common mistake, and leads to a biased shuffle.
Time complexity is O(n).
share
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Android ViewPager - Show preview of page on left and right
...it properly. So, I am posting this answer for future reference and help anyone else who is in same shoes as me.
if (viewPager == null)
{
// Initializing view pager
viewPager = (ViewPager) findViewById(R.id.vpLookBook);
// Disable clip to padding
...
“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server
...you to choose who the import is for, user account, service account or everyone. Thanks for your pointer. I was scratching my head for a minute or two there!
– davidb
Apr 10 '14 at 9:43
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Best way to check if object exists in Entity Framework?
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I know this is a very old thread but just incase someone like myself needs this solution but in VB.NET here's what I used base on the answers above.
Private Function ValidateUniquePayroll(PropertyToCheck As String) As Boolean
// Return true if Username is Unique
Dim rt...
Include another HTML file in a HTML file
...
I am exactly like you have mentioned. I am using bootstrap and have css overwrites for B.html. When I use B.html in A.html so that it would end up as A.html's header, I can see that the css has lost its priority and has a different layout. Any solutions to ...
What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
...type, then it won't work. However, in XHTML-supporting browsers (all major ones at this point) with application/xhtml+xml MIME type I can guarantee that <script/> will work. With the MIME type. Only.
– Kornel
Mar 26 '11 at 11:18
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What's the point of NSAssert, actually?
...f an assertion fails that means something went wrong and so the app quits. One reason to use assert would be if you have some function that will not behave or will create very bad side effects if one of the parameters passed to it is not exactly some value (or a range of values) you can put an asse...