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How should strace be used?
...rogrammer / user to quickly find out how a program is interacting with the OS. It does this by monitoring system calls and signals.
Uses
Good for when you don't have source code or don't want to be bothered to really go through it.
Also, useful for your own code if you don't feel like opening up GD...
Difference between HTML “overflow : auto” and “overflow : scroll”
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KiraKira
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How to see full symlink path
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realpath <path to the symlink file> should do the trick.
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How to recursively find the latest modified file in a directory?
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plundraplundra
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How can I find out if I have Xcode commandline tools installed?
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Danh
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answered Nov 4 '16 at 5:45
crujzocrujzo
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What happens when a computer program runs?
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It really depends on the system, but modern OSes with virtual memory tend to load their process images and allocate memory something like this:
+---------+
| stack | function-local variables, return addresses, return values, etc.
| | often grows downward, ...
Determining the last changelist synced to in Perforce
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I recommend the opposite for automatic build systems: you should first get the latest changelist from the server using:
p4 changes -s submitted -m1
then sync to that change and record it in the revision info. The reason is as follows. Alth...
How big can a MySQL database get before performance starts to degrade
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edited Jul 27 at 16:27
answered Jun 30 '17 at 16:25
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To ARC or not to ARC? What are the pros and cons? [closed]
...y of the code in the project I'm working on at the moment was written pre-iOS 5.0.
6 Answers
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How do I check if a string contains another string in Objective-C?
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answered Jun 27 '12 at 12:40
AJSAJS
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