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C++ Modules - why were they removed from C++0x? Will they be back later on?
I just discovered this old C++0x draft about modules in C++0x.
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Does Java have a path joining method? [duplicate]
combine paths in java
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Struct Constructor in C++?
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In C++ the only difference between a class and a struct is that members and base classes are private by default in classes, whereas they are public by default in structs.
So structs can have constructors, and the syntax is the same as for classes.
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Use git “log” command in another folder
... A (which is a git project). In these php file I want to execute "git log" but for the folder B. Folder B is another git project (so log is different between A and B).
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MySQL Multiple Joins in one query?
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You can simply add another join like this:
SELECT dashboard_data.headline, dashboard_data.message, dashboard_messages.image_id, images.filename
FROM dashboard_data
INNER JOIN dashboard_messages
ON dashboard_message_id = dashboard_messages.id
INNER JOIN images
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What are “named tuples” in Python?
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Named tuples are basically easy-to-create, lightweight object types. Named tuple instances can be referenced using object-like variable dereferencing or the standard tuple syntax. They can be used similarly to struct or other common record ...
How do I write output in same place on the console?
... files from FTP servers, etc. I want to show the progress of the download, but I want it to stay in the same position, such as:
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What does the “Just” syntax mean in Haskell?
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It's actually just a normal data constructor that happens to be defined in the Prelude, which is the standard library that is imported automatically into every module.
What Maybe is, Structurally
The definition looks something like this:
data Maybe a = Just a
| Nothing
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Regex: ignore case sensitivity
... regex ignore case sensitivity? It should match all the correct characters but ignore whether they are lower or uppercase.
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How to modify a text file?
...ave indicated, you can append to a file or overwrite part of it using seek but if you want to add stuff at the beginning or the middle, you'll have to rewrite it.
This is an operating system thing, not a Python thing. It is the same in all languages.
What I usually do is read from the file, make t...