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Multidimensional Array [][] vs [,] [duplicate]
What's their difference? (1) yields an error, what's the reason?
5 Answers
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Installing PIL with pip
...ned.
Use Pillow instead, as PIL is basically dead. Pillow is a maintained fork of PIL.
https://pypi.python.org/pypi/Pillow/2.2.1
pip install Pillow
If you have both Pythons installed and want to install this for Python3:
python3 -m pip install Pillow
...
`new function()` with lower case “f” in JavaScript
..." with a lower case "f" to define new objects in JavaScript. It seems to work well in all major browsers and it also seems to be fairly effective at hiding private variables. Here's an example:
...
Fatal error: “No Target Architecture” in Visual Studio
...n I try to compile my c++ project using Visual Studio 2010 in either Win32 or x64 mode I get the following error:
11 Answer...
Stash just a single file
...is probably the choice you want, but just in case you run into other even more tricky things in the future, remember that:
Stash is really just a very simple alternative to the only slightly more complex branch sets. Stash is very useful for moving things around quickly, but you can accomplish mor...
Use StringFormat to add a string to a WPF XAML binding
...fectively what you need:
<TextBlock Text="{Binding CelsiusTemp, StringFormat={}{0}°C}" />
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Is git not case sensitive?
...itive system. If this is the case, ensure you are tab-completing any paths or file names. Further, to change the name of something in just the case, do this:
mv file.txt temp.txt
git add -A
git commit -m "renaming..."
mv temp.txt File.txt
git add -A
git commit --amend -m "Renamed file.txt to File.t...
Converting a column within pandas dataframe from int to string
...me: A, dtype: object
In [20]: df['A'].apply(str)[0]
Out[20]: '0'
Don't forget to assign the result back:
df['A'] = df['A'].apply(str)
Convert the whole frame
In [21]: df.applymap(str)
Out[21]:
A B
0 0 1
1 2 3
2 4 5
3 6 7
4 8 9
In [22]: df.applymap(str).iloc[0,0]
Out[22]: '0'...
What is the difference among col-lg-*, col-md-* and col-sm-* in Bootstrap?
...oints (col, col-sm, col-md, etc..), but don't have defined % widths. Therefore, the auto-layout columns fill equal width across the row.
Bootstrap 3
The Bootstrap 3 grid comes in 4 tiers (or "breakpoints")...
Extra small (for smartphones .col-xs-*)
Small (for tablets .col-sm-*)
Medium (for laptops...
Lambda expression to convert array/List of String to array/List of Integers
... type T to a list (array) of type U using the map operation on stream.
//for lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return from.stream().map(func).collect(Collectors.toList());
}
//for arrays
public static <T, U> U[] co...