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Can two Java methods have same name with different return types? [duplicate]
...s not possible. From Java Language Specification, Java SE 8 Edition, §8.4.2. Method Signature:
Two methods or constructors, M and N, have the same signature if they have the same name, the same type parameters (if any) (§8.4.4), and, after adapting the formal parameter types of N to the the ty...
In Python, if I return inside a “with” block, will the file still close?
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248
Yes, it acts like the finally block after a try block, i.e. it always executes (unless the pyt...
C#: Looping through lines of multiline string
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edited May 23 '17 at 11:47
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answered Sep 30 '09 at 19:41
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How do I search within an array of hashes by hash values in ruby?
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428
You're looking for Enumerable#select (also called find_all):
@fathers.select {|father| father[...
VB.NET equivalent of C# property shorthand?
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There is no shorthand for Visual Studio 2008 or prior for VB.NET.
In Visual Studio 2010 and beyond, you can use the following shorthand:
public property FirstName as String
This will be handled as your short version in C# is - I think they call it "Auto Proper...
what is the function of webpages:Enabled in MVC 3 web.config
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webPages:enabled with value false prevents .cshtml or .vbhtml files in the Views folder from b...
How to make a transparent HTML button?
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To get rid of the outline when clicking, add outline:none
jsFiddle example
button {
back...
How to create a video from images with FFmpeg?
...ead of -r for the output framerate
ffmpeg -r 1/5 -i img%03d.png -c:v libx264 -vf fps=25 -pix_fmt yuv420p out.mp4
Alternatively the format video filter can be added to the filter chain to replace -pix_fmt yuv420p like "fps=25,format=yuv420p". The advantage of this method is that you can contro...
How to check if a table exists in a given schema
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It depends on what you want to test exactly.
Information schema?
To find "whether the table ...
Do I need to store the salt with bcrypt?
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The salt is incorporated into the hash (encoded in a base64-style format).
For example, in tr...