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Hidden Features of VB.NET?
... When clause is largely unknown.
Consider this:
Public Sub Login(host as string, user as String, password as string, _
Optional bRetry as Boolean = False)
Try
ssh.Connect(host, user, password)
Catch ex as TimeoutException When Not bRetry
''//Try again, but only on...
How do I get the list of keys in a Dictionary?
...
List<string> keyList = new List<string>(this.yourDictionary.Keys);
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How To: Execute command line in C#, get STD OUT results
...eam.
// p.WaitForExit();
// Read the output stream first and then wait.
string output = p.StandardOutput.ReadToEnd();
p.WaitForExit();
Code is from MSDN.
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node.js hash string?
I have a string that I want to hash. What's the easiest way to generate the hash in node.js?
11 Answers
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get all characters to right of last dash
...th str.LastIndexOf('-'). So the next step is obvious:
var result = str.Substring(str.LastIndexOf('-') + 1);
Correction:
As Brian states below, using this on a string with no dashes will result in the same string being returned.
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Convert a JSON string to object in Java ME?
Is there a way in Java/J2ME to convert a string, such as:
14 Answers
14
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Convert file: Uri to File in Android
...hat you want is...
new File(uri.getPath());
... and not...
new File(uri.toString());
Note: uri.toString() returns a String in the format: "file:///mnt/sdcard/myPicture.jpg", whereas uri.getPath() returns a String in the format: "/mnt/sdcard/myPicture.jpg".
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How to find all duplicate from a List? [duplicate]
I have a List<string> which has some words duplicated. I need to find all words which are duplicates.
9 Answers
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In C#, what happens when you call an extension method on a null object?
... is actually useful in a few cases:
public static bool IsNullOrEmpty(this string value)
{
return string.IsNullOrEmpty(value);
}
public static void ThrowIfNull<T>(this T obj, string parameterName)
where T : class
{
if(obj == null) throw new ArgumentNullException(parameterName);...
Why does 2 == [2] in JavaScript?
... when evaluating 2 == [2] is basically this:
2 === Number([2].valueOf().toString())
where valueOf() for arrays returns the array itself and the string-representation of a one-element array is the string representation of the single element.
This also explains the third example as [[[[[[[2]]]]]]]...