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How to enable C++11/C++0x support in Eclipse CDT?
...ke the accepted answer more complete.
– Inusable Lumière
Nov 27 '13 at 15:45
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Will strlen be calculated multiple times if used in a loop condition?
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@Prætorian, good point on the zero length string. I didn't consider that case when I wrote my comment. Does C++ evaluate the i > 0 expression on initial loop entry? If it doesn't, then you're right, the zero length case will...
How does the ARM architecture differ from x86? [closed]
...t there was no “as well”, you had to store everything in memory; about ½ of instructions in a program where just to move things about. Whereas in ARM very few instructions are needed to move data about.
– ctrl-alt-delor
Feb 17 '16 at 9:48
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Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
...s
33240 s003 S+ 0:15.05 /Users/Arta/.rbenv/versions/1.9.2-p290/bin/ruby script/rails s -p 3000
kill it, and run anew:
$ kill -9 33240
$ rails s
share
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improve this answer
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Artificially create a connection timeout error
...o use a different port that is blocked. So you can always use <your-own-ip>:<blocked-port>.
– James Selvakumar
Aug 14 '14 at 3:58
9
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IISExpress returns a 503 error from remote machines
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If you are too lazy to add every hostname/ipaddress combination use a * instead of "your-machine-name"
– StarQuake
Oct 6 '14 at 10:45
6
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Interpolating a string into a regex
...uote or Regexp.escape if I just used single quotes on my input string: (an IP address match)
IP_REGEX = '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'
my_str = "192.0.89.234 blahblah text 1.2, 1.4" # get the first ssh key
# replace the ip, for demonstration
my_str.gsub!(/#{IP_REGEX}/,"192.0.2.0")
puts my_...
App Inventor 2 获取手机电池电量与电源状态检测教程 · App Inventor 2 中文网
... App 时，获取设备电池信息是一项常见需求。例如，电量监控类 App、需要根据电量调整行为的省电型 App、或者在后台运行时提醒用户及时充电的工具类 App。
App Inventor 2 内置组件中没有电池传感器（Sensors 分类下不包含电池相关...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
...送数据时网络断开的话，调用send的进程会接收到一个SIGPIPE信号，进程对该信号的默认处理是进程终止。
recv函数
int recv( SOCKET s, char FAR *buf, int len, int flags );
不论是客户还是服务器应用程序都用recv函数从TCP连接的另一端接收数...
Bash Templating: How to build configuration files from templates with Bash?
I'm writing a script to automate creating configuration files for Apache and PHP for my own webserver. I don't want to use any GUIs like CPanel or ISPConfig.
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