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How to run script as another user without password?
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Call visudo and add this:
user1 ALL=(user2) NOPASSWD: /home/user2/bin/test.sh
The command paths must be absolute! Then call sudo -u user2 /home/user2/bin/test.sh from a user1 shell. Done.
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How do you do a simple “chmod +x” from within python?
... non-pythonic answer that may be a little more readable: subprocess.check_call(['chmod', '+x', 'somefile']) and let's you more easily do operations like a+rx.
– Trevor Boyd Smith
Aug 6 at 15:28
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How do you tell Resharper that a method parameter is a string containing a CSS class?
...ate a new type like CssClass.
You just need to add as a prebuilt event a call to a generator which parses every css in the project and dynamically create a class like that:
public class CssClass
{
public string Name { get; private set; }
public static CssClass In = new CssClass("in");
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How to disable all div content
I was under the assumption that if I disabled a div, all content got disabled too.
27 Answers
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Looping in a spiral
...tions for this problem wrote in various programming languages however they all seem to stem from the same convoluted approach. I'm going to consider the more general problem of computing a spiral which can be expressed concisely using induction.
Base case: Start at (0, 0), move forward 1 square, tu...
HSL to RGB color conversion
... The wikipedia article seems to suggest that only a single value is set to all 3 channels.
– Bill
Jan 14 '14 at 17:58
10
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NUnit's Assert.Equals throws exception “Assert.Equals should not be used for assertions”
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Assert is a static class inheriting from System.Object, as all classes do implicitly in C#. System.Object implements the following method:
static bool Equals(object a, object b)
The methods on Assert which are intended for equality comparison are the Assert.AreEqual() methods. There...
High Quality Image Scaling Library [closed]
...ionary<string, ImageCodecInfo>();
//get all the codecs
foreach (ImageCodecInfo codec in ImageCodecInfo.GetImageEncoders())
{
//add each codec to the quick lookup
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How to center horizontally div inside parent div
How do I center a div horizontally inside its parent div with CSS ?
5 Answers
5
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How to compare two colors for similarity/difference
...d with what percentage. The thing is that I don't know how to do that manually step by step. So it is even more difficult to think of a program.
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