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How to trim whitespace from a Bash variable?
I have a shell script with this code:
42 Answers
42
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How to strip all whitespace from string
How do I strip all the spaces in a python string? For example, I want a string like strip my spaces to be turned into stripmyspaces , but I cannot seem to accomplish that with strip() :
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What is this 'Lambda' everyone keeps speaking of?
...omething useful with array[i]
}
by using the forEach of array objects, becomes:
array.forEach(function (element, index) {
// do something useful with element
// element is the equivalent of array[i] from above
});
The above abstraction may not be that useful, but there are other higher or...
Get a random boolean in python?
I am looking for the best way (fast and elegant) to get a random boolean in python (flip a coin).
8 Answers
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Convert a string to an enum in C#
...mUtil.ParseEnum<StatusEnum>("Active");
One option suggested in the comments is to add an extension, which is simple enough:
public static T ToEnum<T>(this string value)
{
return (T) Enum.Parse(typeof(T), value, true);
}
StatusEnum MyStatus = "Active".ToEnum<StatusEnum>();
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Why does ++[[]][+[]]+[+[]] return the string “10”?
...at +[] === 0. + converts something into a number, and in this case it will come down to +"" or 0 (see specification details below).
Therefore, we can simplify it (++ has precendence over +):
++[[]][0]
+
[0]
Because [[]][0] means: get the first element from [[]], it is true that:
[[]][0] returns...
Java: How to get input from System.console()
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In case we want to read password from user, stackoverflow.com/questions/22545603/… masks the line with asterisk.
– oraclesoon
Mar 22 '17 at 11:05
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How do I replace multiple spaces with a single space in C#?
How can I replace multiple spaces in a string with only one space in C#?
24 Answers
24...
How to replace (or strip) an extension from a filename in Python?
...ijalainen: You shouldn't use os.path.join because that is for joining path components with the OS-specific path separator. For example, print os.path.join(os.path.splitext('/home/user/somefile.txt')[0], '.jpg') will return /home/user/somefile/.jpg, which is not desirable.
– sco...
Using capistrano to deploy from different git branches
I am using capistrano to deploy a RoR application. The codebase is in a git repository, and branching is widely used in development. Capistrano uses deploy.rb file for it's settings, one of them being the branch to deploy from.
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