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How to read a file line-by-line into a list?
... remove whitespace characters like `\n` at the end of each line
content = [x.strip() for x in content]
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Sorting a list using Lambda/Linq to objects
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It often happened to me to write complex comparison operators, involving multiple comparison criteria and a failsafe GUID comparison in the end to ensure antisymmetry. Would you use a lambda expression for a complex comparison like that? If not, does this mean tha...
How to simulate a touch event in Android?
How to simulate a touch event with Android while giving the X and Y coordinates manually?
7 Answers
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How can I wrap text in a label using WPF?
I have a TextBox and a Label. After clicking a button, I execute the following code:
10 Answers
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How to inherit constructors?
...s can then mask out some of them using constant values like null and only expose the necessary ones through their constructors.
Update
In C#4 you could specify default parameter values and use named parameters to make a single constructor support multiple argument configurations rather than having o...
How to shorten my conditional statements
...esn't have the Array#includes method, you can use this polyfill.
Short explanation of the ~ tilde shortcut:
Update: Since we now have the includes method, there's no point in using the ~ hack anymore. Just keeping this here for people that are interested in knowing how it works and/or have en...
What is the difference between == and Equals() for primitives in C#?
...ves types override the base object.Equals(object) and return true if the boxed object is of the same type and value. (Note that it will also work for nullable types; non-null nullable types always box to an instance of the underlying type.)
Since newAge is a short, its Equals(object) method only ret...
Batch Renaming of Files in a Directory
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Such renaming is quite easy, for example with os and glob modules:
import glob, os
def rename(dir, pattern, titlePattern):
for pathAndFilename in glob.iglob(os.path.join(dir, pattern)):
title, ext = os.path.splitext(os.path.basename(pathAndFilen...
How to determine the longest increasing subsequence using dynamic programming?
...lution which is O(N^2), where N is the size of the collection. There also exists a O(N log N) solution, which I will describe also. Look here for it at the section Efficient algorithms.
I will assume the indices of the array are from 0 to N - 1. So let's define DP[i] to be the length of the LIS (Lo...
Disable/enable an input with jQuery?
...('disabled', false);
jQuery 1.5 and below
The .prop() function doesn't exist, but .attr() does similar:
Set the disabled attribute.
$("input").attr('disabled','disabled');
To enable again, the proper method is to use .removeAttr()
$("input").removeAttr('disabled');
In any version of jQuery...