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Getting a slice of keys from a map
...ge mymap {
keys = append(keys, k)
}
}
To be efficient in Go, it's important to minimize memory allocations.
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Modulo operation with negative numbers
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edited Nov 24 '16 at 10:41
answered Jul 30 '12 at 11:43
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Is there a way to filter network requests using Google Chrome developer tools?
Is it possible to filter out some requests using Chrome developer tools, say, filter out all image requests?
8 Answers
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Unsafe JavaScript attempt to access frame with URL
...s location.hash property, but you are allowed to set the location property itself.
This means that given that the top windows location is http://example.com/page/, instead of doing
parent.location.hash = "#foobar";
you do need to know the parents location and do
parent.location = "http://exampl...
Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php
...ne before the line where you get error in your php file
ini_set('memory_limit', '-1');
It will take unlimited memory usage of server, it's working fine.
Consider '44M' instead of '-1' for safe memory usage.
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Android YouTube app Play Video Intent
...eated a app where you can download YouTube videos for android. Now, I want it so that if you play a video in the YouTube native app you can download it too. To do this, I need to know the Intent that the YouTube native app puts out in order to play the YouTube app.
I could do this easially if I ha...
What does this symbol mean in JavaScript?
...ome up every now and then about syntax in JavaScript. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
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What package naming convention do you use for personal/hobby projects in Java?
I'm already familiar with the standard Java package naming convention of using a domain name to create a unique package name (i.e. package com.stackoverflow.widgets ). However, I've never seen any recommendations for how to choose package names for personal projects. I assume because this is becaus...
Two-dimensional array in Swift
...repeating: Array(repeating: 0, count: 2), count: 3)
Change element at position
arr[0][1] = 18
OR
let myVar = 18
arr[0][1] = myVar
Change sub array
arr[1] = [123, 456, 789]
OR
arr[0] += 234
OR
arr[0] += [345, 678]
If you had 3x2 array of 0(zeros) before these changes, now you have: ...
What is the equivalent of Java's final in C#?
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The final keyword has several usages in Java. It corresponds to both the sealed and readonly keywords in C#, depending on the context in which it is used.
Classes
To prevent subclassing (inheritance from the defined class):
Java
public final class MyFinalClass {...}
C#
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