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When should I use a NoSQL database instead of a relational database? Is it okay to use both on the s
...roblems where a RDBMS is not a viable solution, for all other things I use MySQL (or SQLite for testing).
If you need a NoSQL db you usually know about it, possible reasons are:
client wants 99.999% availability on
a high traffic site.
your data makes
no sense in SQL, you find yourself
doing mult...
谁在争抢UGC - 资讯 - 清泛网 - 专注C/C++及内核技术
...站进行竞争的仍然是与民生密切相关的新闻领域。因此，如何将UGC的范围扩大，让网友生产出真正具有新闻价值的信息，在提供娱乐的同时承担起媒体的社会责任，应该是“UGC新贵”们应该进行的长远打算。
如今，用户越来越...
What is “android:allowBackup”?
...y don't even know what is adb , and if they do , they probably know how to root their device and get the data by themselves anyway , no ?
– android developer
Dec 10 '12 at 19:36
1
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Version vs build in Xcode
...ps if you want to write your version/build numbers to your Settings.bundle/Root*.plist file(s).
This is extended from the how-to article here.
In Xcode 4.2 - 5.0:
Load your Xcode project.
In the left hand pane, click on your project at the very top of the hierarchy. This will load the project se...
马无夜草不肥——聊聊程序员接私活的那些坑 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...易找到一家价钱相对合理的甲方，然后问题又来了，价钱如何阶段收取呢？是5-3-2，还是6-3-1，还是神马？
有些猿类血泪教训：价钱按照3-3-4来收取，做到一半的时候，结果需求方就说不想做了，项目黄了。这种情况下尾款肯定...
How to add images to README.md on GitHub?
...ich for me is just the name of the image file because I have everything in root). I had been maintaining 2 copies of the README.md, one for local installation in /usr/share/projectname/docs, and one for github. Now, I can just use the same README.md for both since the image filenames work fine in bo...
Correct file permissions for WordPress [closed]
...wned by the user account used
by the web server process.
/
The root WordPress directory: all files should be writable only by your user account, except .htaccess if you want WordPress to
automatically generate rewrite rules for you.
/wp-admin/
The WordPress administration are...
Make .git directory web inaccessible
...
Put this in an .htaccess file at the root of your web server:
RedirectMatch 404 /\.git
This solution is robust and secure: it
works for all .git directories in your site, even if there are more than one,
also hides other Git files like .gitignore and .gitmo...
How does the SQL injection from the “Bobby Tables” XKCD comic work?
...ample, you can only run multiple statements in one SQL string by using the mysqli_multi_query function.
You can, however, manipulate an existing SQL statement via SQL injection without having to add a second statement. Let's say you have a login system which checks a username and a password with th...
What are the advantages of using a schema-free database like MongoDB compared to a relational databa
I'm used to using relational databases like MySQL or PostgreSQL, and combined with MVC frameworks such as Symfony, RoR or Django, and I think it works great.
...