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Is it possible only to declare a variable without assigning any value in Python?
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It's a little difficult to tell if that's really the right style to use from such a short code example, but it is a more "Pythonic" way to work.
EDIT: below is comment by JFS (posted here to show the code)
Unrelated to the OP's question but the above code can be rewritten as:
for item in sequ...
How do I change tab size in Vim?
...mbering that this inserts spaces not tabs. For tabs remove the "expandtab" from ~/.vimrc file
– Paiusco
Jul 27 at 14:34
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When is layoutSubviews called?
... of its direct subviews changed.
A subview is added to the view or removed from the view.
Some relevant details:
The bounds are considered changed only if the new value is different, including a different origin. Note specifically that is why layoutSubviews: is called whenever a UIScrollView scr...
Java Singleton and Synchronization
...classic” singleton that works in a multithreaded environment (starting from Java 1.5) you should use this one.
public class Singleton {
private static volatile Singleton instance = null;
private Singleton() {
}
public static Singleton getInstance() {
if (instance == null) {
s...
Comparing numbers in Bash
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@BenjaminW.This would require confirmation from Chet but -eq, -ne, -lt, -le, -gt, and -ge are forms of "arithmetic tests" (documented) which could imply that the operands are subject to arithmetic expressions as well..
– konsolebox
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Captured variable in a loop in C#
... return this.variable * 2;
}
}
This isn't actually the compiled code from your sample, but I've examined my own code and this looks very much like what the compiler would actually generate.
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PHP code is not being executed, instead code shows on the page
...may sound silly, but you never know. An easy way to check is to run php -v from a command line and see if returns version information or any errors.
Make sure that the PHP module is listed and uncommented inside of your Apache's httpd.conf This should be something like LoadModule php5_module "c:/php...
Delaying a jquery script until everything else has loaded
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From here:
// Add jQuery
var GM_JQ = document.createElement('script');
GM_JQ.src = 'http://jquery.com/src/jquery-latest.js';
GM_JQ.type = 'text/javascript';
document.getElementsByTagName('head')[0].appendChild(GM_JQ);
/...
Getting assembly name
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Just be glad you're not calling that from within an Office Addin - where GetEntryAssembly() will return null
– PandaWood
Aug 14 '18 at 14:23
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Tips for a successful AppStore submission? [closed]
...otice before your App goes live, and the review process can take any where from a few hours to a few weeks. Make sure you have a website up and running and the ability to accept (and provide) feedback. I just used Blogger.
Unless your app is trivial the real world will find problems that you didn't...