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Getting multiple keys of specified value of a generic Dictionary?
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Okay, here's the multiple bidirectional version:
using System;
using System.Collections.Generic;
using System.Text;
class BiDictionary<TFirst, TSecond>
{
IDictionary<TFirst, IList<TSecond>> firstToSecond = new Dictionary<TFirst, IList<TSecond>&...
Check if a string contains another string
I want to find if a string contains a ","(comma) in it. Do we have any other option other than reading char-by-char?
4 Answ...
How to find the sum of an array of numbers
Given an array [1, 2, 3, 4] , how can I find the sum of its elements? (In this case, the sum would be 10 .)
43 Answers
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Running the new Intel emulator for Android
Lately Google and Intel have published a new way to run the emulator, which should work much better than the previous version (which has emulated ARM CPU). Here are some links about it: this and this .
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Check if application is installed - Android
I'm trying to install apps from Google Play. I can understand that on opening the Google Play store URL, it opens the Google Play and when I press the back button, the activity resumes.
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Comparing two byte arrays in .NET
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You can use Enumerable.SequenceEqual method.
using System;
using System.Linq;
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var a1 = new int[] { 1, 2, 3};
var a2 = new int[] { 1, 2, 3};
var a3 = new int[] { 1, 2, 4};
var x = a1.SequenceEqual(a2); // true
var y = a1.SequenceEqual(a3); // false
If you can't use ....
How do I update Ruby Gems from behind a Proxy (ISA-NTLM)
The firewall I'm behind is running Microsoft ISA server in NTLM-only mode. Hash anyone have success getting their Ruby gems to install/update via Ruby SSPI gem or other method?
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How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
...do I delete a directory and its entire contents (files and subdirectories) in PHP?
21 Answers
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android - How to set the Rating bar is non clickable and touchable in HTC mobile
My application have rating bars. I want to set the Rating bar is non-click able and no-touchable. For this i added the following code in xml file of each rating bar.
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How to insert a new line in Linux shell script? [duplicate]
I want to insert a new line between multiple echo statements. I have tried echo "hello\n" , but it is not working. It is printing \n . I want the desired output like this:
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