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Python: try statement in a single line
...iables to something. If they might not get set, set them to None first (or 0 or '' or something if it is more applicable.)
If you do assign all the names you are interested in first, you do have options.
The best option is an if statement.
c = None
b = [1, 2]
if c is None:
a = b
else:
...
Big O, how do you calculate/approximate it?
...you have this piece of code:
int sum(int* data, int N) {
int result = 0; // 1
for (int i = 0; i < N; i++) { // 2
result += data[i]; // 3
}
return result; // 4
}
This function returns the sum of all the elements of the array, and we ...
Difference between thread's context class loader and normal classloader
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answered Nov 20 '09 at 16:42
David RousselDavid Roussel
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ReSharper “Cannot resolve symbol” even when project builds
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edited Jan 17 '17 at 10:06
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
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Detect Safari browser
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110
You can easily use index of Chrome to filter out Chrome:
var ua = navigator.userAgent.toLowerCa...
PHP: How to send HTTP response code?
...eeds to make responses with HTTP response codes (status-codes), like HTTP 200 OK, or some 4XX or 5XX code.
9 Answers
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Prevent scrolling of parent element when inner element scroll position reaches top/bottom? [duplicat
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30 Answers
30
Active
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Convert between UIImage and Base64 string
...ta format
let imageData:NSData = NSData.init(contentsOfURL: url)!
Swift 2.0 > Encoding
let strBase64:String = imageData.base64EncodedStringWithOptions(.Encoding64CharacterLineLength)
Swift 2.0 > Decoding
let dataDecoded:NSData = NSData(base64EncodedString: strBase64, options: NSDataBase64Dec...
C++ Modules - why were they removed from C++0x? Will they be back later on?
I just discovered this old C++0x draft about modules in C++0x.
4 Answers
4
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Checking for NULL pointer in C/C++ [closed]
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206
In my experience, tests of the form if (ptr) or if (!ptr) are preferred. They do not depend on ...