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How to rename a file using Python
I want to change a.txt to b.kml .
11 Answers
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What does collation mean?
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Collation can be simply thought of as sort order.
In English (and it's strange cousin, American), collation may be a pretty simple matter consisting of ordering by the ASCII code.
Once you get into those strange European languages with a...
Create Git branch with current changes
I started working on my master branch thinking that my task would be easy. After a while I realized it would take more work and I want to do all this work in a new branch.
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How can I check if a single character appears in a string?
... first occurrence of the character in
the character sequence represented by this object, or -1 if the
character does not occur.
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Why does C++11 not support designated initializer lists as C99? [closed]
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C++ has constructors. If it makes sense to initialize just one member then that can be expressed in the program by implementing an appropriate constructor. This is the sort of abstraction C++ promotes.
On the other hand the designated initializers feature is more about exposing and making ...
Changing every value in a hash in Ruby
I want to change every value in a hash so as to add '%' before and after the value so
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How do I fetch lines before/after the grep result in bash?
Hi I'm very new to bash programming. I want a way to search in a given Text. For that I use grep function:
4 Answers
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Awaiting multiple Tasks with different results
...wait:
var catTask = FeedCat();
var houseTask = SellHouse();
var carTask = BuyCar();
await Task.WhenAll(catTask, houseTask, carTask);
var cat = await catTask;
var house = await houseTask;
var car = await carTask;
You can also use Task.Result (since you know by this point they have all completed ...
defaultdict of defaultdict?
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Yes like this:
defaultdict(lambda: defaultdict(int))
The argument of a defaultdict (in this case is lambda: defaultdict(int)) will be called when you try to access a key that doesn't exist. The return value of it will be set as the new value of this key...
How to play with Control.Monad.Writer in haskell?
... to functional programming and recently learning at Learn You a Haskell , but when I went through this chapter , I got stuck with the program below:
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