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How to get a file or blob from an object URL?
I am allowing the user to load images into a page via drag&drop and other methods. When an image is dropped, I'm using URL.createObjectURL to convert to an object URL to display the image. I am not revoking the url, as I do reuse it.
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How to center a WPF app on screen?
...F app on startup on the primary screen. I know I have to set myWindow.Left and myWindow.Top, but where do I get the values?
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How can I import Swift code to Objective-C?
I have written a library in Swift and I wasn't able to import it to my current project, written in Objective-C.
15 Answers
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How to revert uncommitted changes including files and folders?
Is there a git command to revert all uncommitted changes in a working tree and index and to also remove newly created files and folders?
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Nullable vs. int? - Is there any difference?
Apparently Nullable<int> and int? are equivalent in value. Are there any reasons to choose one over the other?
5 ...
PHP: Move associative array element to beginning of array
... further at the doc on Array Operators:
The + operator returns the right-hand array appended to the left-hand array; for keys that exist in both arrays, the elements from the left-hand array will be used, and the matching elements from the right-hand array will be ignored.
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How to manually install an artifact in Maven 2?
...ith Maven 2. I wanted to install a jar from a local directory with the command
6 Answers
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What's the reason I can't create generic array types in Java?
...ve an array of runtime type T[]. It has an array of runtime type Object[], and either 1) the source code contains a variable of Object[] (this is how it is in the latest Oracle Java source); or 2) the source code contains a variable of type T[], which is a lie, but doesn't cause problems due to T be...
Load and execute external js file in node.js with access to local variables?
Is it easy/possible to do a simple include('./path/to/file') type of command in node.js?
6 Answers
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Function for Factorial in Python
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Easiest way is to use math.factorial (available in Python 2.6 and above):
import math
math.factorial(1000)
If you want/have to write it yourself, you can use an iterative approach:
def factorial(n):
fact = 1
for num in range(2, n + 1):
fact *= num
return fact
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