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CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
.... This is usually caused by NSIS not
being installed. Please install NSIS from http://nsis.sourceforge.net
CPack Error: Cannot initialize the generator NSIS
make: *** [package] Error 1
安装NSIS之后，运行成功：
D:/Projects/Lab/testngpp/cmake-2.8.1/Tests/Tutorial/Step6/build>make packag...
What is causing the error `string.split is not a function`?
...
Thank you. I didn't realized I converted my var from string to object. Your solution gave me an idea to check back my code.
– sg552
Nov 16 '16 at 16:53
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Maven: how to override the dependency added by a library
...dency hierarchy tab I found out that during build it was using slf4j 1.6.1 from project B, instead of using logback's slf4j 1.7.5.
I solved the issue by changing the order of the dependencies on project A pom, when I moved project B entry below the logback entry then maven started to build the proj...
How to handle change of checkbox using jQuery?
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How to toggle a checkbox without event (from the outside) : jsfiddle.net/k91k0sLu/1
– laurent belloeil
Jun 30 '16 at 11:59
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How do I get the first n characters of a string without checking the size or going out of bounds?
...String, 0, n) is not the same as yourString.substring(0, n). The former is from StringUtils, while the latter is using String.substring (which gives exception if end index exceeds string length).
– ToolmakerSteve
Aug 20 '14 at 4:59
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Type converting slices of interfaces
...eption to this rule is converting strings. When converting a string to and from a []byte or a []rune, Go does O(n) work even though conversions are "syntax".
There is no standard library function that will do this conversion for you. You could make one with reflect, but it would be slower than the ...
“find: paths must precede expression:” How do I specify a recursive search that also finds files in
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From find manual:
NON-BUGS
Operator precedence surprises
The command find . -name afile -o -name bfile -print will never print
afile because this is actually equivalent to find . -name afile -o \(
-name...
记一次MongoDB性能问题 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ipe
接着使用strace跟踪了一下PHP脚本，发现进程卡在了recvfrom操作上：
shell> strace -f -r -p <PID>
recvfrom(<FD>,
通过如下命令查询recvfrom操作的含义：
shell> apropos recvfrom
receive a message from a socket
或者按照下面的方式确认一下：
s...
ManyRelatedManager object is not iterable
...h lists answers". Without the parenthesis you're asking for all the values from the store's answers that are also in the all function, which is meaningless. The all function is not an iterable (it's a function that returns an iterable)
...
Uninstall old versions of Ruby gems
...gems/ruby-2.1.1@project/cache/nokogiri-1.6.6.2.gem
the, you can remove it from cache:
rm /home/rails/.rvm/gems/ruby-2.1.1@project/cache/nokogiri-1.6.6.2.gem
For more detail:
http://blog.grepruby.com/2015/04/way-to-clean-up-gem-or-remove-old.html
...