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What are the obj and bin folders (created by Visual Studio) used for?
...ich are compiled binary files that haven't been linked yet. They're essentially fragments that will be combined to produce the final executable. The compiler generates one object file for each source file, and those files are placed into the obj folder.
The bin folder holds binary files, which are ...
“Large data” work flows using pandas
... one contains different fields, or do they have some records per file with all of the fields in each file?
Do you ever select subsets of rows (records) based on criteria (e.g. select the rows with field A > 5)? and then do something, or do you just select fields A, B, C with all of the records (a...
Why is a 3-way merge advantageous over a 2-way merge?
...s (without reference to the original), why can't it apply both changes serially in increasing order of files' timestamps? That is: It starts off with my friend's committed copy taking it to be the (new) original (with the line addition at the top) and then, on top of it, applies my local changes (li...
Does the join order matter in SQL?
...ssociative as long as neither predicate can be satisfied by a row in which all columns from one table are NULL, than to say that it's associative as long as the predicates don't involve IS NULL or 'a function that is related to nulls'. One can easily imagine a predicate that satisfies the former des...
std::next_permutation Implementation Explanation
...scending" order.
When we order numbers we want to "increase them by the smallest amount". For example when counting we don't count 1, 2, 3, 10, ... because there are still 4, 5, ... in between and although 10 is larger than 3, there are missing numbers which can be gotten by increasing 3 by a small...
Passing a 2D array to a C++ function
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@Zack: You're right, there're only really two cases; one is a pointer-to-pointer and other being a single pointer to an integer array of size n i.e. int (*a) [10].
– legends2k
Jul 10 '13 at 10:44
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
...ules cannot be imported from zipfiles.
The default search path is installation dependent, but generally
begins with prefix/lib/pythonversion (see PYTHONHOME above). It is
always appended to PYTHONPATH.
An additional directory will be inserted in the search path in front
of PYTHONPATH...
Does C have a “foreach” loop construct?
Almost all languages have a foreach loop or something similar. Does C have one? Can you post some example code?
12 Answer...
How to exit from Python without traceback?
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If sys.exit() is called in "main program stuff", the code above throws away the value passed to sys.exit. Notice that sys.exit raises SystemExit and the variable "e" will contain the exit code.
– bstpierre
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What does it mean if a Python object is “subscriptable” or not?
Which types of objects fall into the domain of "subscriptable"?
6 Answers
6
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