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Inline comments for Bash?
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Most commands allow args to come in any order. Just move the commented flags to the end of the line:
ls -l -a /etc # -F is turned off
Then to turn it back on, just uncomment and remove the text:
ls -l -a /etc -F
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Method Overloading for null argument
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presentViewController:animated:YES view will not appear until user taps again
...ith presentViewController:animated:completion . What I'm making is essentially a guessing game.
8 Answers
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Regexp Java for password validation
...ebsite as well as two different mobile platforms fetch that information in order to construct the regex pattern based on the above formatting string.
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How do I determine if my python shell is executing in 32bit or 64bit?
...test for older systems, this slightly more complicated test should work on all Python 2 and 3 releases:
$ python-32 -c 'import struct;print( 8 * struct.calcsize("P"))'
32
$ python-64 -c 'import struct;print( 8 * struct.calcsize("P"))'
64
BTW, you might be tempted to use platform.architecture() fo...
搭建高可用mongodb集群（四）—— 分片 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...安装程序包
wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.8.tgz
#解压下载的压缩包
tar xvzf mongodb-linux-x86_64-2.4.8.tgz
4、分别在每台机器建立mongos 、config 、 shard1 、shard2、shard3 五个目录。
因为mongos不存储数据，只需要建立...
Fastest way to check if string contains only digits
... testing (always profile because the results depend on hardware, versions, order, etc.):
static bool isDigitsFr(string s) { if (s == null || s == "") return false; for (int i = 0; i < s.Length; i++) if (s[i] < '0' || s[i] > '9') return false; return true; }
static bool isDigitsFu(string s)...
Execute unit tests serially (rather than in parallel)
...gt; Add to playlist -> New playlist
then you can specify the execution order, the default is, as you add them to the play list but you can change the playlist file as you want
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Difference between HTTP redirect codes
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ASP.NET MVC Performance
.... https://weblogs.asp.net/infinitiesloop/truly-understanding-viewstate
In order to make a valid comparison between MVC and WebForms we need to be sure that both apps are using the architectures correctly.
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