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RegEx for Javascript to allow only alphanumeric
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/^[a-z0-9]+$/i
^ Start of string
[a-z0-9] a or b or c or ... z or 0 or 1 or ... 9
+ one or more times (change to * to allow empty string)
$ end of string
/i case-insensitive
Update (supporting ...
Max return value if empty query
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307
int maxShoeSize = Workers.Where(x => x.CompanyId == 8)
.Select(x =&...
What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
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330
parseInt("123qwe")
returns 123
Number("123qwe")
returns NaN
In other words parseInt() pars...
What are the differences between 'call-template' and 'apply-templates' in XSL?
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edited Feb 14 '15 at 22:00
Johnny Bones
8,08255 gold badges3636 silver badges9393 bronze badges
answer...
How to correctly sort a string with a number inside? [duplicate]
...(key=natural_keys) sorts in human order
http://nedbatchelder.com/blog/200712/human_sorting.html
(See Toothy's implementation in the comments)
'''
return [ atoi(c) for c in re.split(r'(\d+)', text) ]
alist=[
"something1",
"something12",
"something17",
"something2",
...
C语言面试那些事儿──一道指针与数组问题 - c++1y / stl - 清泛IT社区，为创新赋能！
... printf("%d,%d\n", *(a+1), *(ptr-1));
return 0;
}复制代码这道题在很多所谓经典C语言面试题里是常见的不能再常见，你知道输出结果吗？答案是：2,5但是仍有许多人不能答对，也包括当初的我。这道题简简单单，但...
How to change MenuItem icon in ActionBar programmatically
...enu()
this.menu = menu;
In your button's onClick() method
menu.getItem(0).setIcon(ContextCompat.getDrawable(this, R.drawable.ic_launcher));
share
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Can I use CASE statement in a JOIN condition?
The following image is a part of Microsoft SQL Server 2008 R2 System Views. From the image we can see that the relationship between sys.partitions and sys.allocation_units depends on the value of sys.allocation_units.type . So to join them together I would write something similar to this:
...
How can I create a “Please Wait, Loading…” animation using jQuery?
...Width, height, top and left speak
for themselves. Background we set to 80% white with
our animation centered, and no-repeating */
.modal {
display: none;
position: fixed;
z-index: 1000;
top: 0;
left: 0;
height: 100%;
width: 100%;
ba...