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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
I am trying to write a program where the names of some functions are dependent on the value of a certain macro variable with a macro like this:
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How to pass macro definition from “make” command line arguments (-D) to C source code?
I usually pass macro definitions from "make command line" to a "makefile" using the option :
-Dname=value. The definition is accessible inside the makefile.
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Transitions with GStreamer Editing Services freezes, but works OK without transitions
I'm trying to use gstreamer's GStreamer Editing Services to concatenate 2 videos, and to have a transition between the two.
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How to change int into int64?
Im trying to convert an integer into an integer64 in go but im having no luck. Anyone know an easy way to do this?
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How to declare a structure in a header that is to be used by multiple files in c?
If I have a source.c file with a struct:
3 Answers
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Does the join order matter in SQL?
Disregarding performance, will I get the same result from query A and B below? How about C and D?
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Representing graphs (data structure) in Python
How can one neatly represent a graph in Python ? (Starting from scratch i.e. no libraries!) What data structure (e.g. dicts/tuples/dict(tuples)) will be fast but also memory efficient? One must be able to do various graph operations on it.
As pointed out, the various graph representations...
Why does `a == b or c or d` always evaluate to True?
I am writing a security system that denies access to unauthorized users.
3 Answers
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PowerShell script not accepting $ (dollar) sign
I am trying to open an SQL data connection using a PowerShell script and my password contains a $ sign:
1 Answer
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Inline code highlighting in reStructuredText
I know reStructuredText has this directive:
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