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Using reflect, how do you set the value of a struct field?
having a rough time working with struct fields using reflect package. in particular, have not figured out how to set the field value.
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std::shared_ptr thread safety explained
I'm reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me:
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How to resize superview to fit all subviews with autolayout?
My understanding of autolayout is that it takes the size of superview and base on constrains and intrinsic sizes it calculates positions of subviews.
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Replace one character with another in Bash
I need to be able to do is replace a space ( ) with a dot ( . ) in a string in bash.
6 Answers
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Does static constexpr variable inside a function make sense?
If I have a variable inside a function (say, a large array), does it make sense to declare it both static and constexpr ? constexpr guarantees that the array is created at compile time, so would the static be useless?
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What is the shortest way to pretty print a org.w3c.dom.Document to stdout?
What is the easiest way to pretty print (a.k.a. formatted) a org.w3c.dom.Document to stdout?
6 Answers
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python dataframe pandas drop column using int
I understand that to drop a column you use df.drop('column name', axis=1). Is there a way to drop a column using a numerical index instead of the column name?
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A simple command line to download a remote maven2 artifact to the local repository?
I have a library that I distribute using maven 2. The typical user of this library doesn't use maven to build their applications, but is likely somewhat familiar with maven and probably has it installed.
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Creating a new directory in C
I want to write a program that checks for the existence of a directory; if that directory does not exist then it creates the directory and a log file inside of it, but if the directory already exists, then it just creates a new log file in that folder.
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How do I make a simple makefile for gcc on Linux?
I have three files: program.c , program.h and headers.h .
5 Answers
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