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What happens to global and static variables in a shared library when it is dynamically linked?
I'm trying to understand what happens when modules with globals and static variables are dynamically linked to an application.
By modules, I mean each project in a solution (I work a lot with visual studio!). These modules are either built into *.lib or *.dll or the *.exe itself.
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How to generate an openSSL key using a passphrase from the command line?
First - what happens if I don't give a passphrase? Is some sort of pseudo random phrase used? I'm just looking for something "good enough" to keep casual hackers at bay.
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Get a list of all the files in a directory (recursive)
I'm trying to get (not print, that's easy) the list of files in a directory and its sub directories.
4 Answers
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Convert unix time to readable date in pandas dataframe
I have a dataframe with unix times and prices in it. I want to convert the index column so that it shows in human readable dates.
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How to check the version of GitLab?
How to check which version of GitLab is installed on the server?
15 Answers
15
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
John Carmack has a special function in the Quake III source code which calculates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why t...
Undo a Git commit after push using reverse patch?
I've pushed a commit and I want to revert changes introduced by this commit by applying and committing a reversed patch. How do I do it?
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Differences between ExpandoObject, DynamicObject and dynamic
What are the differences between System.Dynamic.ExpandoObject , System.Dynamic.DynamicObject and dynamic ?
4 Answers
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converting double to integer in java
In Java, I want to convert a double to an integer, I know if you do this:
3 Answers
3
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How to get min/max of two integers in Postgres/SQL?
How do I find the maximum (or minimum) of two integers in Postgres/SQL? One of the integers is not a column value.
2 Answer...