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How to override the [] operator in Python?
...key * 2
myobj = MyClass()
myobj[3] #Output: 6
And if you're going to be setting values you'll need to implement the __setitem__ method too, otherwise this will happen:
>>> myobj[5] = 1
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
AttributeError: M...
How to use split?
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According to MDN, the split() method divides a String into an
ordered set of substrings, puts these substrings into an array, and
returns the array.
???? Example
var str = 'Hello my friend'
var split1 = str.split(' ') // ["Hello", "my", "friend"]
var split2 = str.split('') // ["H", "e", "...
Should accessing SharedPreferences be done off the UI Thread?
...tureTask<SharedPreferences> subclass that kicks off a new thread to .set() the FutureTask subclasses's value. Then just lookup your FutureTask<SharedPreferences>'s member whenever you need it and .get() it. I plan to make this free behind the scenes in Honeycomb, transparently. I'll t...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
There are several questions on StackOverflow regarding offsetWidth / clientWidth / scrollWidth (and -Height , respectively), but none give comprehensive explanation of what those values are.
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Git Commit Messages: 50/72 Formatting
...ropose a particular style of working. However, unless I have the chance to set the style, I usually follow what's been done for consistency.
Taking a look at the Linux Kernel Commits, the project that started git if you like, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit...
.NET Global exception handler in console application
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I just inherited an old VB.NET console application and needed to set up a Global Exception Handler. Since this question mentions VB.NET a few times and is tagged with VB.NET, but all the other answers here are in C#, I thought I would add the exact syntax for a VB.NET application as well.
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Can I checkout github wikis like a git repository?
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You can't check out the wiki but you can set up a website that you can checkout and edit that gets regenerated on a push.
They call it GitHub Pages. Admittedly, not the same as a wiki though.
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How to find elements with 'value=x'?
...ve();
If you want to target elements that have a value of 123, which was set by the user or programmatically then use
EDIT works both ways ..
or
$('#attached_docs :input').filter(function(){return this.value=='123'}).remove();
demo http://jsfiddle.net/gaby/RcwXh/2/
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Are there any reasons to use private properties in C#?
...ivate fields. I frequently want to know things like "this field is getting set unexpectedly; who is the first caller that sets this field?" and it is way easier if you can just put a breakpoint on the setter and hit go. You can put logging in there. You can put performance metrics in there. You can ...
Store print_r result into a variable as a string or text
...this..
print_r(myArray);
to save this, you just have to add an option , set Return to TRUE and assign it to a variable
$myVariable=print_r(myArray, TRUE);
if you need some more information, Follow this
hoping this will help you understanding the concept
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