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Is it possible to define more than one function per file in MATLAB, and access them from outside tha
...t;> makefuns
ans =
Done importing functions to workspace
>> fun1(123)
ans =
123
>> fun2()
ans =
1
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Creating PHP class instance with a string
...ther cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$obj...
Eclipse RCP开发桌面程序 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...些基本概念有点了解，在OpenGL中，3D场景不是直接绘制到操作系统的窗口上的，而是有一个称为着色描述表（Rendering Context）的东西，我们这里简称它为context，OpenGL的绘图命令都是在当前context上进行绘制，然后再把它渲染到操作...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...ommand: ipconfig and hit Enter.
Look for: IPv4 Address . . . . . . . . 12.123.123.00
There are websites that will also display your IP address
If you don't have Python, download and install it.
Using the 'Command Prompt' you must go to the folder where the files are that you want to serve as a w...
Fastest way to count exact number of rows in a very large table?
...nly speculate. Does the db maintenance process find out that there are 42,123,876 rows in table A and then create 42,123,876 empty rows in table B, and then loop through table A and update the rows in table B...? Or is it crazier than that? ;-)
– Tony Andrews
...
创业 比“直男癌”更可怕的是“技术癌” - 资讯 - 清泛网 - 专注C/C++及内核技术
...当时方兴未艾的RFID技术做了一整套的生猪养殖过程监控系统。他们的解决方案是这样的：给每一头猪都打上一个RFID耳标，而后通过后台管理系统自动追踪每一头猪的喂养和用药情况。当时的一个RFID猪耳标售价二三十元，再加上...
Ruby replace string with captured regex pattern
...note that you can index a string with a regex:
"foo"[/oo/]
#=> "oo"
"Z_123: foobar"[/^Z_.*(?=:)/]
#=> "Z_123"
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Converting a Java Keystore into PEM Format
...asd
Certificate:
Data:
Version: 3 (0x2)
Serial Number: 1237334757 (0x49c03ae5)
Signature Algorithm: dsaWithSHA1
Issuer: C=AU, ST=Victoria, L=Melbourne, CN=foo.example.com
Validity
Not Before: Mar 18 00:05:57 2009 GMT
Not After : Jun...
How to re-open an issue in github?
...rence the old one (by mentioning its number preceded by a hash sign, e.g. #123).
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为维护国家安全 中国限制出口无人机和高性能计算机 - 资讯 - 清泛网 - 专注...
...技术指标】
1.无人驾驶航空飞行器和无人驾驶飞艇
1.1在操作人员自然视距以外，能够可控飞行，并具有下述任一特性的无人驾驶航空飞行器或无人驾驶飞艇（海关商品编号:8802200011、8801009010）：
1.1.1 最大续航时间大于等于30...