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Check if a number is int or float
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This doesn't work for other integer types, for example if x = 12L. I know only int was asked for, but it's nice to fix other problems before they happen. The most generic is probably isinstance(x, numbers.Integral).
– Sco...
Installing Java on OS X 10.9 (Mavericks)
...he solution was to manually download and install the official Java package for OS X, which is in Java for OS X 2013-005.
Update: As mentioned in the comments below, there is a newer version of this same package:
Java for OS X 2014-001
Java for OS X 2014-001 (Correcting dead line above)
Java ...
Inserting a tab character into text using C#
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Hazar is right with his \t. Here's the full list of escape characters for C#:
\' for a single quote.
\" for a double quote.
\\ for a backslash.
\0 for a null character.
\a for an alert character.
\b for a backspace.
\f for a form feed.
\n for a new line.
\r for a carriage return.
\t f...
c++获取windows程序的版本号 - C/C++ - 清泛网 - 专注C/C++及内核技术
...szModuleName = _T("C:\\Windows\\notepad.exe");
// Get the version information size for allocate the buffer
DWORD dwHandle;
DWORD dwDataSize = ::GetFileVersionInfoSize((LPTSTR)lpszModuleName, &dwHandle);
if ( dwDataSize == 0 )
return FALSE;
// Allocate buffer a...
MySQL get the date n days ago as a timestamp
...B will return a DATETIME or STRING depending on inputs. TIMESTAMP (v2) is forcing it to a TIMESTAMP type. dev.mysql.com/doc/refman/5.1/en/…
– jsh
Apr 2 '14 at 18:39
add a ...
Find an item in List by LINQ?
...have a simple example to find an item in a list of strings. Normally I use for loop or anonymous delegate to do it like this:
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C++ sorting and keeping track of indexes
... idx;
}
Now you can use the returned index vector in iterations such as
for (auto i: sort_indexes(v)) {
cout << v[i] << endl;
}
You can also choose to supply your original index vector, sort function, comparator, or automatically reorder v in the sort_indexes function using an ext...
Combining Multiple Commits Into One Prior To Push
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For your first question, no, there's nothing wrong with pushing multiple commits at once. Many times, you may want to break your work down into a few small, logical commits, but only push them up once you feel like the whole ...
Writing a Python list of lists to a csv file
I have a long list of lists of the following form ---
10 Answers
10
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How to replace a hash key with another key
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rails Hash has standard method for it:
hash.transform_keys{ |key| key.to_s.upcase }
http://api.rubyonrails.org/classes/Hash.html#method-i-transform_keys
UPD: ruby 2.5 method
sh...