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PHP Regex to check date is in YYYY-MM-DD format
...ember
31 days in January, March, May, July, August, October and December
Test:
The following dates should all pass validation:
1976-02-29
2000-02-29
2004-02-29
1999-01-31
The following dates should all fail validation:
2015-02-29
2015-04-31
1900-02-29
1999-01-32
2015-02-00
Range:
We'll tes...
Render a variable as HTML in EJS
...de ('newline slurping') with -%> ending tag
Whitespace-trim mode (slurp all whitespace) for control flow with <%_ _%>
Control flow with <% %>
So, in your case it is going to be <%- variable %> where variable is something like
var variable = "text here <br> and some more t...
Retrieve version from maven pom.xml in code
...s meant to work dynamically in development environments, e.g. when used in tests or tools started from IDE or console. The accepted answer to this question shows several ways to package the version number statically into your artifacts. I was not assuming that pom.xml would be available within JARs ...
How do I autoindent in Netbeans?
In eclipse you can click Ctrl + I at any line, and it'll automatically indent the line or group of lines according to the indentation scheme you chose in the settings.
...
Waiting until two async blocks are executed before starting another block
...
NSLog(@"Block3");
});
// only for non-ARC projects, handled automatically in ARC-enabled projects.
dispatch_release(group);
and could produce output like this:
2012-08-11 16:10:18.049 Dispatch[11858:1e03] Block1
2012-08-11 16:10:18.052 Dispatch[11858:1d03] Block2
2012-08-11 16:10:23.051 Dis...
Apache Commons equals/hashCode builder [closed]
...lic boolean equals(final Object obj){
if(obj == this) return true; // test for reference equality
if(obj == null) return false; // test for null
// continue as above
b) depending on your interpretation of the equals() contract, you might also change the line(s)
if(obj instanceof ...
A positive lambda: '+[]{}' - What sorcery is this? [duplicate]
...ndidate: The conversion to the function pointer of the lambda.
The type of test in auto test = +[]{}; is therefore deduced to void(*)(). Now the second line is easy: For the second lambda/closure object, an assignment to the function pointer triggers the same conversion as in the first line. Even th...
Threads vs Processes in Linux
...
Yes, I do have some data. I ran a test that creates 100,000 processes and a test that creates 100,000 threads. The thread version ran about 9x faster (17.38 seconds for processes, 1.93 for threads). Now this does only test creation time, but for short-lived ...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
... 为了强化这个原则,ØMQ严格地分离拓扑的建立(zmq_bind,zmq_connect)和真实消息的传递(zmq_send,zmq_rev)。 前者同底层的传输地址协同工作,比如IP地址,而后者仅仅使用处理器(文件描述符)去定位具体的拓扑: /* Topology esta...
Stack, Static, and Heap in C++
...t understood very well these three concepts. When do I have to use dynamic allocation (in the heap) and what's its real advantage? What are the problems of static and stack? Could I write an entire application without allocating variables in the heap?
...
