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Run a Python script from another Python script, passing in arguments [duplicate]
...nce has no main or functions.... an import would execute the script at the time of import, which probably isn't what you want (and you don't want to refactor it because people are also using that script as is). os/subprocess could deal with such a case
– Dan S
...
How can I rename a database column in a Ruby on Rails migration?
...
Turadg - *it'll know how to rollback most of the time. I find the change method isn't full proof, so tend to use up and down methods for complex migrations.
– JellyFishBoy
Oct 19 '14 at 9:20
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Git interoperability with a Mercurial Repository
...el directory as a working directory for both Mercurial and Git at the same time. It creates a Mercurial bookmark that it keeps in synch with the tip of the default (unnamed) branch in the Mercurial repository, and it updates a local Git branch from that bookmark.
git-remote-hg is a different wrapper...
Python string.join(list) on object array rather than string array
...rehension one can be a good 60% faster on small lists (experiment run 10^6 times on a list of three object()s). However, their performance is similar on big lists (2nd experiment run once on a 10^7 objects() list).
– gozzilli
Mar 23 '12 at 13:42
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HTML Entity Decode [duplicate]
...function() {
// this prevents any overhead from creating the object each time
var element = document.createElement('div');
function decodeHTMLEntities (str) {
if(str && typeof str === 'string') {
// strip script/html tags
str = str.replace(/<script[^>]*>([\S\s...
Should I initialize variable within constructor or outside constructor [duplicate]
...r)
{
this.arr=arr;
}
}
So depending on the situation sometime you will have to initialize in the top and sometimes in a constructor.
FYI other option's for initialization without using a constructor :
class Foo
{
int i;
static int k;
//instance initializer block
...
how to customize `show processlist` in mysql?
I want to order by Time,but seems no way to do that ?
6 Answers
6
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Javascript - Track mouse position
... page. (Tested on IE8, IE11, Firefox 30, Chrome 38.)
If you really need a timer-based solution, you combine this with some state variables:
(function() {
var mousePos;
document.onmousemove = handleMouseMove;
setInterval(getMousePosition, 100); // setInterval repeats every X ms
fu...
Can't specify the 'async' modifier on the 'Main' method of a console app
...bs = new Bootstrapper();
var list = await bs.GetList();
}
At compile time, the async entry point method will be translated to call GetAwaitor().GetResult().
Details: https://blogs.msdn.microsoft.com/mazhou/2017/05/30/c-7-series-part-2-async-main
EDIT:
To enable C# 7.1 language features, you...
Codesign error: Provisioning profile cannot be found after deleting expired profile
...
Sometimes your xcode project file gets messed up, especially if you have an old project and first created it with an older version of xcode/iphone sdk. What you need to do is open up the project file in a text editor, search for...