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Symfony 2: How do I check if a user is not logged in inside a template?
...eUploader: {
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记一次MongoDB性能问题 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...专门配备了几台高性能务器，清一色的双路四核超线程CPU，外加32G内存，运维人员安装好MongoDB后，就交我手里了，我习惯于在使用新服务器前先看看相关日志，了解一下基本情况，当我浏览MongoDB日志时，发现一些警告信息：
WA...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
...roblems. Also tested under Debian and same results obtained.
Update 5
At https://code.google.com/p/android/issues/detail?id=66661 android project members conforms the problems and promises to fix by upcoming versions of ADT (22.6.1 - 22.6.3). At the mean time I would suggest to roll-back ADT to a ...
Selecting data frame rows based on partial string match in a column
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Color picker utility (color pipette) in Ubuntu [closed]
I'am looking for a color picker utility on Ubuntu/Debian.
Anything simple and easy to use.
2 Answers
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How do I retrieve the number of columns in a Pandas data frame?
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Should I mix AngularJS with a PHP framework? [closed]
AngularJS is very powerful when it comes to interactive HTML5 and model binding. On the other hand, PHP frameworks like Yii enable quick, well-structured, safe and powerful web application development. Both technologies provide sophisticated means for data access, iteration and page layouting.
...
How to 'minify' Javascript code
...og([1,3,5,8,9].indexOf(a)!=-1?'yes':'no');
but indexOf is slow read this https://stackoverflow.com/a/30335438/2450730
numbers
1000000000000
//same as
1e12
var oneDayInMS=1000*60*60*24;
//same as
var oneDayInMS=864e5;
var a=10;
a=1+a;
a=a*2;
//same as
a=++a*2;
Some nice articles/sites i foun...
Find the files that have been changed in last 24 hours
...
To find all files modified in the last 24 hours (last full day) in a particular specific directory and its sub-directories:
find /directory_path -mtime -1 -ls
Should be to your liking
The - before 1 is important - it means anything changed one day or less ago.
A + before 1 would instead me...
What should every programmer know about security? [closed]
...n university. Until now we've been studing a lot of subjects related to computers in general (programming, algorithms, computer architecture, maths, etc).
...