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Regex: ignore case sensitivity
... does show the correct folders. Any idea why?
– alpha_989
Jul 1 '18 at 21:19
Here I am trying to find all the folders ...
Why does this Java code compile?
...lps us again, these are JVM instruction generated for this code:
0: iconst_1 //load constant to stack
1: dup //duplicate it
2: istore_1 //set x to constant
3: istore_1 //set x to constant
more like:
int x = 1;
x = 1;
Here is no reason to throw undefined reference error. There ...
云数据及Firebase组件简介 · App Inventor 2 中文网
...社区 反馈 我要反馈 var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d"; var s = document.getElementsByTagName("script")[0]; ...
Calculate the median of a billion numbers
...ian of medians and quickselect algorithms. en.wikipedia.org/wiki/Selection_algorithm
– Dimath
Jan 9 '13 at 2:32
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Rails: How does the respond_to block work?
...me of the answers I found here. This may or may not help someone.
respond_to is a method on the superclass ActionController.
it takes a block, which is like a delegate. The block is from do until end, with |format| as an argument to the block.
respond_to executes your block, passing a Responder in...
App Inventor 2 中文网 · 项目指南
... .t_desc { color: #5e91a1; height: 60px; } App Inventor 2 入门教程 超实用入门App教程 ...
Merging objects (associative arrays)
...e:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
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List comprehension vs map
...oints, but sometimes map seems easier to read to me: data = map(str, some_list_of_objects). Some other ones... operator.attrgetter, operator.itemgetter, etc.
– Gregg Lind
Aug 8 '09 at 16:06
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Remove excess whitespace from within a string
...ve it.
If you are dealing with extra spaces within a string consider a preg_replace of multiple whitespaces " "* with a single whitespace " ".
Example:
$foo = preg_replace('/\s+/', ' ', $foo);
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How to get the current date/time in Java [duplicate]
...here's the way to do it:
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(Calendar.getInstance().getTime());
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