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Are Exceptions in C++ really slow
...n model used today for exceptions (Itanium ABI, VC++ 64 bits) is the Zero-Cost model exceptions.
The idea is that instead of losing time by setting up a guard and explicitly checking for the presence of exceptions everywhere, the compiler generates a side table that maps any point that may throw an...
How can I indent multiple lines in Xcode?
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Note that these are commonly used Mac OS X key bindings thus you can indent using CMD-] and CMD-[ in, for example, Mail.app.
– Gregory Cosmo Haun
Jun 15 '10 at 23:57
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Difference between “on-heap” and “off-heap”
...anagement and usage of the off-heap store aren't very evident in the link posted in the question, so it would be wise to check out the details of Terracotta BigMemory, which is used to manage the off-disk store. BigMemory (the off-heap store) is to be used to avoid the overhead of GC on a heap that ...
Fast Linux File Count for a large number of files
...text, this took 1-2 minutes to count 2.5 million jpgs on a small-ish Slicehost box.
– philfreo
Dec 23 '11 at 18:18
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How to detect when an Android app goes to the background and come back to the foreground
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However this approach causes false positives as others pointed out, because these methods are also called when transitioning between activities in the same app.
– John Lehmann
Feb 6 '13 at 22:41
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Can't install via pip because of egg_info error
...ll pip by using below command or following link How do I install pip on macOS or OS X?
curl https://bootstrap.pypa.io/get-pip.py -o - | python
Upgrade pip after it's installed
pip install -U pip
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What is difference between Errors and Exceptions? [duplicate]
...eption classes are checked exceptions.
Checked exceptions are generally those from which a program can recover & it might be a good idea to recover from such exceptions programmatically. Examples include FileNotFoundException, ParseException, etc. A programmer is expected to check for these exc...
How do I use vimdiff to resolve a git merge conflict?
...ou don't want the REMOTE changes. Pull changes from REMOTE if you prefer those to the LOCAL changes. Pull from BASE if you think both REMOTE and LOCAL are wrong. Do something completely different if you have a better idea! In the end, the changes you make here are the ones that will actually be comm...
In PyCharm, how to go back to last location?
...le > settings > keymap > main menu > navigate > back".
I chose Alt+Left, which intuitively feels likes web browsers "back" behavior.
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How do I update all my CPAN modules to their latest versions?
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You can find out more about cpanminus and cpan-outdated at the Github repos here:
https://github.com/miyagawa/cpanminus
https://github.com/tokuhirom/cpan-outdated
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