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How do I get Windows to go as fast as Linux for compiling C++?
...d the "/m" switch, and it will automatically start one copy of MSBuild per CPU core.
Put your files on an SSD -- helps hugely for random I/O.
If your average file size is much greater than 4KB, consider rebuilding the filesystem with a larger cluster size that corresponds roughly to your average fil...
程序员之网络安全系列(二):如何安全保存用户密码及哈希算法 - 更多技术 ...
...来我才想起可以用穷举法,最多就999次不就打开了?那么问题来了,你的密码箱还安全吗?
彩虹表
除了穷举法外,由于之前的密码泄露,那么攻击者们,手上都有大量的彩虹表,比如”I love you”,生日等等,这个表保存了这些...
Is recursion ever faster than looping?
... sub, mul, div. e.g. add m[7] m[8]
An Executing Agent: a core in a modern CPU. An "agent" is something that can execute instructions. An Agent can also be a person following the algorithm on paper.
Order of steps: a sequence of instructions: i.e.: do this first, do this after, etc. An imperative se...
Why does visual studio 2012 not find my tests?
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This was it for me. In a solution with mix of x86, Any CPU, x64, one particular project's tests weren't being found. I cleaned the solution, changed the test setting's default architecture, and rebuilt and then everything could be seen. It really makes no sense, since changing th...
How can you disable Git integration in Visual Studio 2013 permanently?
... process that lingers around after VS crashes leaving at least one of your CPU's pinned, otherwise you can do this over and over and it won't stick. But so happy when it does and no registry hack required!
– Atters
Mar 27 '16 at 4:08
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How to read a large file - line by line?
...htop to see that with plain old sequential pandas dataframe.read_csv, 100% cpu on just one core is the actual bottleneck in pd.read_csv, not the disk at all.
I should add I'm using an SSD on fast video card bus, not a spinning HD on SATA6 bus, plus 16 CPU cores.
Also, another technique that I disc...
Why doesn't C++ have a garbage collector?
... responsiveness or server loading?
should it use lots of memory or lots of CPU?
C/c++ is used in just too many different circumstances.
I suspect something like boost smart pointers will be enough for most users
Edit - Automatic garbage collectors aren't so much a problem of performance (you can a...
How to lock compiled Java classes to prevent decompilation?
...e not read the post I linked to. The bytecode is converted to the dongle's CPU code and encrypted. When the end user runs the protected app, that encrypted code is transferred to the "dongle". The dongle decrypts and runs it on its CPU.
– Dmitry Leskov
Aug 10 '...
Peak memory usage of a linux/unix process
...ime (seconds): 0.00
System time (seconds): 0.01
Percent of CPU this job got: 250%
Elapsed (wall clock) time (h:mm:ss or m:ss): 0:00.00
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Av...
How to detect the OS from a Bash script?
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Detecting operating system and CPU type is not so easy to do portably. I have a sh script of about 100 lines that works across a very wide variety of Unix platforms: any system I have used since 1988.
The key elements are
uname -p is processor type but...