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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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Safely casting long to int in Java
...ay in Java to verify that a cast from long to int does not lose any information?
10 Answers
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How do I get indices of N maximum values in a NumPy array?
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The simplest I've been able to come up with is:
In [1]: import numpy as np
In [2]: arr = np.array([1, 3, 2, 4, 5])
In [3]: arr.argsort()[-3:][::-1]
Out[3]: array([4, 3, 1])
This involves a complete sort of the array. I wonder if numpy provides a built-in way to do a partial sort;...
Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)
...cumenten/Dropbox/Dropbox/dummy-htdocs"
ServerName dropbox.local
ErrorLog "logs/dropbox.local-error.log"
CustomLog "logs/dropbox.local-access.log" combined
<Directory "E:/Documenten/Dropbox/Dropbox/dummy-htdocs">
# AllowOverride All # Deprecated
# Order Allo...
How to find the mime type of a file in python?
Let's say you want to save a bunch of files somewhere, for instance in BLOBs. Let's say you want to dish these files out via a web page and have the client automatically open the correct application/viewer.
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How to get an MD5 checksum in PowerShell
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If the content is a string:
$someString = "Hello, World!"
$md5 = New-Object -TypeName System.Security.Cryptography.MD5CryptoServiceProvider
$utf8 = New-Object -TypeName System.Text.UTF8Encoding
$hash = [System.BitConverter]::ToString($md5.ComputeHash($utf8.GetBytes($someStrin...
Prevent browser caching of AJAX call result
...onsole.log(data);
});
Edit: This answer is several years old. It still works (hence I haven't deleted it), but there are better/cleaner ways of achieving this now. My preference is for this method, but this answer is also useful if you want to disable caching for every request during the lifetime...
Google Chrome form autofill and its yellow background
I have design problem with Google Chrome and its form autofill function.
If Chrome remembers some login/password it changes a background color to a yellow one.
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Is it possible to set UIView border properties from interface builder?
Is it possible to control UIView border properties (color, thickness, etc...) directly from interface builder or I can only do it programmatically?
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Extract subset of key-value pairs from Python dictionary object?
...(about 16), but I am only interested in 3 of them. What is the best way (shortest/efficient/most elegant) to achieve that?
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