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What is thread contention?
...e. With just one thread, the object may remain in the L2 cache most of the time. With both threads running, each time one thread modifies the object, the other thread will find the data is not in its L2 cache because the other CPU invalidated the cache line. On a Pentium D, for example, this will ca...
Large, persistent DataFrame in pandas
I am exploring switching to python and pandas as a long-time SAS user.
6 Answers
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Git pull results in extraneous “Merge branch” messages in commit log
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History is a reflection of the time at which commits occurred in the shared repo. One day 1, the shared repo saw commit C2. On day 2, the shared repo sees commit C3. If C3 came before C2 then the reflection of time would not be correct. C3 did not come bef...
I need this baby in a month - send me nine women!
...xisting team members must have:
Excellent communication skills
Excellent time management skills
The project lead/management must have:
Good prioritization and resource allocation abilities
A high level of respect from the existing team members
Excellent communication skills
The project must ha...
How to use enums as flags in C++?
...perator definitions so you don't have to be constantly defining them every time you add a new enum.
– eodabash
Apr 8 '11 at 3:07
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What do pty and tty mean?
...ed dynamically by the Linux kernel.The contents of the directory vary with time
and reflect the state of the running system.
The entries in /dev/pts correspond to pseudo-terminals (or pseudo-TTYs, or PTYs).
Linux creates a PTY for every new terminal window you open and displays a corre-
sponding en...
Cocoa: What's the difference between the frame and the bounds?
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A small tip - using NSStringFromCGRect can save some time to log rects.
– beryllium
May 27 '12 at 15:59
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std::unique_lock or std::lock_guard?
...unique_lock can be (because unique_lock can be locked and unlocked several times).
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How to change node.js's console font color?
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Well spotted @Laoujin - next time feel free to propose an edit. I've amended the code example for Colors in the answer.
– nelsonic
Dec 30 '15 at 20:13
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Mysql command not found in OS X 10.7
...port PATH=${PATH}:/usr/local/mysql/bin.
If you want this to be run every time you open terminal put it in the file .bash_profile, which is run when Terminal opens.
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