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How can I find out the current route in Rails?
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Open file in a relative location in Python
...er code is installed when it runs it needs to access to directory 'main/2091/data.txt' .
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Changing MongoDB data store directory
...ead of the default /data/db
dbpath = /usr/local/var/mongodb
The official 10gen Linux packages (Ubuntu/Debian or CentOS/Fedora) ship with a basic configuration file which is placed in /etc/mongodb.conf, and the MongoDB service reads this when it starts up. You could make your change here.
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Can I use a hash sign (#) for commenting in PHP?
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What is JSONP, and why was it created?
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How to format strings using printf() to get equal length in the output?
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You can specify width on string fields, e.g.
printf("%-20s", "initialization...");
and the...
gitx How do I get my 'Detached HEAD' commits back into master [duplicate]
...If checkout master was the last thing you did, then the reflog entry HEAD@{1} will contain your commits (otherwise use git reflog or git log -p to find them). Use git merge HEAD@{1} to fast forward them into master.
EDIT:
As noted in the comments, Git Ready has a great article on this.
git reflog...
Javascript. Assign array values to multiple variables? [duplicate]
this code works perfectly in Firefox resulting a=1, b=2 and c=3,
but it doesn't work in Chrome. Is it a Chrome bug or
it is not valid javascript code? (I failed to find it in javascript references)
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“堵车险”1天最高可补20元 互联网改写保险业 - 资讯 - 清泛网 - 专注C/C++...
“堵车险”1天最高可补20元 互联网改写保险业堵车是都市生活一个难以避免的痛点，迟到、误工、晚餐变成夜宵……堵车给时间和心情都造成损失。现在，堵车时低速行驶造成的不必要油耗有人...堵车是都市生活一个难以避免...
C++程序结果出现1.#inf 1.#IO - C/C++ - 清泛IT论坛，有思想、有深度
表象原因：浮点数越界了（超过FLT_MAX最大值了），1.#IO是 %lf 格式化出来的字符串。
极可能原因：除0了，也就是f1 = f2 / 0。
做任何除法时，分母为零的判断不可少。