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Javascript what is property in hasOwnProperty?
... var somevar1= new somevar();
if(somevar1.hasOwnProperty("name"))
{
alert(somevar1.hasOwnProperty("name"));// it will return true
}
}
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Should you always favor xrange() over range()?
...fixer: idioms
RefactoringTool: Skipping implicit fixer: ws_comma
--- range_test.py (original)
+++ range_test.py (refactored)
@@ -1,7 +1,7 @@
for x in range(20):
- a=range(20)
+ a=list(range(20))
b=list(range(20))
c=[x for x in range(20)]
d=(x for x in range(20))
- e=xrange(...
How can I check if a string represents an int, without using try/except?
...
You have to test for BOTH cases: lambda s: s.isdigit() or (s.startswith('-') and s[1:].isdigit())
– rob
Aug 12 '09 at 13:39
...
How can I create directory tree in C++/Linux?
...= do_mkdir(path, mode);
FREE(copypath);
return (status);
}
#ifdef TEST
#include <stdio.h>
#include <unistd.h>
/*
** Stress test with parallel running of mkpath() function.
** Before the EEXIST test, code would fail.
** With the EEXIST test, code does not fail.
**
** Test shell...
Best way to run scheduled tasks [closed]
... the page return results which then can be used to trigger Pingdom to send alert messages when something isn't right.
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Get position/offset of element relative to a parent container?
...de.
var position = $("#child-element").offsetRelative("div.item-parent");
alert('left: '+position.left+', top: '+position.top);
Plugin Finally, for the actual plugin (with a few notes expalaining what's going on):
// offsetRelative (or, if you prefer, positionRelative)
(function($){
$.fn.off...
Best way to test if a row exists in a MySQL table
...
Test with ...EXISTS( SELECT 1/0 FROM someothertable). For SQL Server & Oracle - it makes no difference to use *, 1 or NULL because EXISTS only tests for a boolean based on 1+ of the WHERE criteria matching.
...
What's the difference between globals(), locals(), and vars()?
...nary, and changes to the dictionary are reflected in the namespace:
class Test(object):
a = 'one'
b = 'two'
huh = locals()
c = 'three'
huh['d'] = 'four'
print huh
gives us:
{
'a': 'one',
'b': 'two',
'c': 'three',
'd': 'four',
'huh': {...},
'__module__': '__mai...
How to request Administrator access inside a batch file
...
Just as a FYI this is tested as working in Windows 8 Embedded
– Robert Snyder
Apr 12 '13 at 18:34
6
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Check if OneToOneField is None in Django
... other sorts of magic which may happen elsewhere -- you have to extend the test as follows: if hasattr(object, 'onetoonerevrelattr') and object.onetoonerevrelattr != None
– class stacker
Mar 15 '13 at 13:17
...