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Getting number of days in a month
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To find the number of days in a month, DateTime class provides a method "DaysInMonth(int year, int month)".
This method returns the total number of days in a specified month.
public int TotalNumberOfDaysInMonth(int year, int month)
{
return DateTime.DaysInMonth(year, m...
What does 'stale file handle' in Linux mean?
...ough another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file handle? What does it mean? (On a side note, I have found that it is possible to bypass this...
How to preserve line breaks when storing a command output to a variable in bash?
...into arguments and it never gets to see the newline, because the shell considers it a separator, just like a space.
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How do you get the file size in C#?
... to another filesystem (FAT16, NTFS, EXT3, etc)
As other answerers have said, this will give you the size in bytes, not the size on disk.
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How to merge two files line by line in Bash
... paste will separate each column with a tab unless you override with the -d option, so you can use something like awk, sed, etc... to format each line. Example: paste file1.txt file2.txt | awk '{printf "%-61s | %s\n", $1,$2}' ... this mimics the diff --side-by-side output)
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Raise warning in Python without interrupting program
...ring>:1: MyCustomWarning: This is my custom warning.
For testing, consider assertWarns or assertWarnsRegex.
As an alternative, especially for standalone applications, consider the logging module. It can log messages having a level of debug, info, warning, error, etc. Log messages having a le...
“render :nothing => true” returns empty plaintext file?
...p...; path=/; HttpOnly
Cache-Control: no-cache
However, calling head provides a more obvious alternative to calling render :nothing because it's now explicit that you're only generating HTTP headers.
http://guides.rubyonrails.org/layouts_and_rendering.html#using-head-to-build-header-only-respo...
How to set web.config file to show full error message
...ur request.) . Now I want to see the full error message, by default it is hiding that because of some security reasons. I know that we can do this through web.config file. But how?
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Where does Console.WriteLine go in ASP.NET?
...nsole, Console.Out and Console.Error are backed by Stream.Null (wrapped inside a TextWriter), which is a dummy implementation of Stream that basically ignores all input, and gives no output.
So it is conceptually equivalent to /dev/null, but the implementation is more streamlined: there's no actual...
Python mock multiple return values
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You can assign an iterable to side_effect, and the mock will return the next value in the sequence each time it is called:
>>> from unittest.mock import Mock
>>> m = Mock()
>>> m.side_effect = ['foo', 'bar', 'baz']
>>> m...