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Escape a string for a sed replace pattern
In my bash script I have an external (received from user) string, which I should use in sed pattern.
14 Answers
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How do I pass command line arguments to a Node.js program?
I have a web server written in Node.js and I would like to launch with a specific folder. I'm not sure how to access arguments in JavaScript. I'm running node like this:
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How to do associative array/hashing in JavaScript
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Use JavaScript objects as associative arrays.
Associative Array: In simple words associative arrays use Strings instead of Integer numbers as index.
Create an object with
var dictionary = {};
JavaScript allows you to add properties to ob...
Best way to find if an item is in a JavaScript array? [duplicate]
What is the best way to find if an object is in an array?
8 Answers
8
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Variable name as a string in Javascript
Is there a way to get a variable name as a string in Javascript? (like NSStringFromSelector in Cocoa )
17 Answers
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How to define custom configuration variables in rails
I was wondering how to add custom configuration variables to a rails application and how to access them in the controller, for e.g I wanna be able to define an upload_directory in the configuration files say development.rb and be able to access it in one of my controllers.
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Regular cast vs. static_cast vs. dynamic_cast [duplicate]
I've been writing C and C++ code for almost twenty years, but there's one aspect of these languages that I've never really understood. I've obviously used regular casts i.e.
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Convert datetime object to a String of date only in Python
I see a lot on converting a date string to an datetime object in Python, but I want to go the other way.
I've got
11 A...
Perform an action in every sub-directory using Bash
I am working on a script that needs to perform an action in every sub-directory of a specific folder.
9 Answers
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Find and replace strings in vim on multiple lines
I can do :%s/<search_string>/<replace_string>/g for replacing a string across a file, or :s/<search_string>/<replace_string>/ to replace in current line.
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