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How does Python manage int and long?
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From python 3.x, the unified integer libries are even more smarter than older versions. On my (i7 Ubuntu) box I got the following,
>>> type(math.factorial(30))
<class 'int'>
For implementation details refer ...
Apply style ONLY on IE
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Apart from the IE conditional comments, this is an updated list on how to target IE6 to IE10.
See specific CSS & JS hacks beyond IE.
/***** Attribute Hacks ******/
/* IE6 */
#once { _color: blue }
/* IE6, IE7 */
#doce { *co...
Determine on iPhone if user has enabled push notifications
...{
// Show alert user is not registered for notification
}
From iOS9 , swift 2.0 UIRemoteNotificationType is deprecated, use following code
let notificationType = UIApplication.shared.currentUserNotificationSettings!.types
if notificationType == UIUserNotificationType.none {
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Set Focus on EditText
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This works from me:
public void showKeyboard(final EditText ettext){
ettext.requestFocus();
ettext.postDelayed(new Runnable(){
@Override public void run(){
InputMethodManager keyboard=(InputMethodMan...
How do I call a JavaScript function on page load?
...parameters you give it. And, of course, you can run more than one function from inside the anonymous function.
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Check if an array is empty or exists
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Short and quick! It took me a while coming from C# to get used to if(obj) to check for null, but now I love it: if(obj) // null check; if(array && array.length) // array null or empty check; if(array && !array.length) // array exists, but empty check; ...
Counting the number of elements with the values of x in a vector
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There is also count(numbers) from plyr package. Much more convenient than table in my opinion.
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fol...
Default background color of SVG root element
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The background color of the SVG is borrowed from the component it is sitting in. (kinda like svg borrows the page colour, and the default page colour is white). Somehow I don't think it is a hack.
– clinux
Nov 27 '15 at 5:18
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Open Source Java Profilers [closed]
...d HProf. I find it useful to compare the results it provides with results from more fully features profilers.
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Best data type for storing currency values in a MySQL database
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The only thing you have to watch out for is if you migrate from one database to another you may find that DECIMAL(19,4) and DECIMAL(19,4) mean different things
( http://dev.mysql.com/doc/refman/5.1/en/precision-math-decimal-changes.html )
DBASE: 10,5 (10 integer, 5 decimal)
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