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比起创业孵化器 双创中国更急需的是创业教育 - 资讯 - 清泛网 - 专注C/C++...
...创业者面对面分享自己的心得体会，探讨创业路上的具体问题。这种分享是免费和开放的。诸多的谷创业明星都曾来到这个平台进行分享，影响了一批又一批的创业者。
而在中国，这种创业分享形式却被现实原因所阻碍。最为...
MySQL Server has gone away when importing large sql file
I tried to import a large sql file through phpMyAdmin...But it kept showing error
19 Answers
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How do I install a custom font on an HTML site
I am not using flash or php - and I have been asked to add a custom font to a simple HTML layout. "KG June Bug"
6 Answers
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Row count with PDO
... statements around. What is the best way to get the row count using PDO in PHP? Before using PDO, I just simply used mysql_num_rows .
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Apache and Node.js on the Same Server
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Great question!
There are many websites and free web apps implemented in PHP that run on Apache, lots of people use it so you can mash up something pretty easy and besides, its a no-brainer way of serving static content. Node is fast, powerful, elegant, and a sexy tool with the raw power of V8 and...
Save PL/pgSQL output from PostgreSQL to a CSV file
... statement, because there is no way of connecting the input/output stream. PHP's PostgreSQL handler (not PDO) includes very basic pg_copy_from and pg_copy_to functions which copy to/from a PHP array, which may not be efficient for large data sets.
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Java String array: is there a size of method?
I come from a php background and in php, there is an array_size() function which tells you how many elements in the array are used.
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NodeJS: Saving a base64-encoded image to disk
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UPDATE
I found this interesting link how to solve your problem in PHP. I think you forgot to replace space by +as shown in the link.
I took this circle from http://images-mediawiki-sites.thefullwiki.org/04/1/7/5/6204600836255205.png as sample which looks like:
Next I put it through htt...
Javascript: formatting a rounded number to N decimals
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PHP-Like rounding Method
The code below can be used to add your own version of Math.round to your own namespace which takes a precision parameter. Unlike Decimal rounding in the example above, this performs no conversion to ...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...gle稳定，经常会抓不到后面数据通信的网络包，不过这一问题应该是可以通过优化算法得到解决的，但需要对官方的固件进行逆向或自己根据Nordic公司提供的BLE协议栈重写代码。。
优点：
价格便宜，USB Dongle淘宝价70...