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Find and Replace Inside a Text File from a Bash Command
What's the simplest way to do a find and replace for a given input string, say abc , and replace with another string, say XYZ in file /tmp/file.txt ?
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Download file from web in Python 3
...`; this step can't be used if data is binary
The easiest way to download and save a file is to use the urllib.request.urlretrieve function:
import urllib.request
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# Download the file from `url` and save it locally under `file_name`:
urllib.request.urlretrieve(url, file_name)
import urllib.req...
Create a .txt file if doesn't exist, and if it does append a new line
I would like to create a .txt file and write to it, and if the file already exists I just want to append some more lines:
1...
Explain Morris inorder tree traversal without using stacks or recursion
Can someone please help me understand the following Morris inorder tree traversal algorithm without using stacks or recursion ? I was trying to understand how it works, but its just escaping me.
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In C#, can a class inherit from another class and an interface?
I want to know if a class can inherit from a class and an interface.
The example code below doesn't work but I think it conveys what I want to do.
The reason that I want to do this is because at my company we make USB, serial, Ethernet, etc device. I am trying to develop a generic component/interfa...
IntelliJ IDEA: Move line?
...d to ActionScript editing only -- move statement is not always what I want and sometimes it is not correct when editing AS code.
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How do I hide the status bar in a Swift iOS app?
...ould implement prefersStatusBarHidden on your view controller(s):
Swift 3 and later
override var prefersStatusBarHidden: Bool {
return true
}
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javax vs java package
What's the rationale behind the javax package? What goes into java and what into javax?
7 Answers
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How can I mock dependencies for unit testing in RequireJS?
...ndencies instead of loading the actual dependencies. I am using requirejs, and the code for my module looks something like this:
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Requirejs why and when to use shim config
...D, but you need to manage their dependencies. For example, in the Backbone and Underscore example above: you know that Backbone requires Underscore, so suppose you wrote your code like this:
require(['underscore', 'backbone']
, function( Underscore, Backbone ) {
// do something with Backbone
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