大约有 46,000 项符合查询结果（耗时：0.0914秒） [XML]
Regular Expression: Any character that is NOT a letter or number
...h anything other than letter or number you could try this:
[^a-zA-Z0-9]
And to replace:
var str = 'dfj,dsf7lfsd .sdklfj';
str = str.replace(/[^A-Za-z0-9]/g, ' ');
share
|
improve this answer
...
How to convert a string or integer to binary in Ruby?
How do you create integers 0..9 and math operators + - * / in to binary strings.
For example:
6 Answers
...
convert a JavaScript string variable to decimal/money
...n the future, do not use float to store currency. You will loose precision and data. You should store it as a integer number of cents (or pennies etc.) and then convert prior to output.". Source: stackoverflow.com/questions/149055/…
– SSH This
Nov 27 '13 at 1...
Make virtualenv inherit specific packages from your global site-packages
...ent with virtualenv --system-site-packages . Then, activate the virtualenv and when you want things installed in the virtualenv rather than the system python, use pip install --ignore-installed or pip install -I . That way pip will install what you've requested locally even though a system-wide vers...
Calculate age given the birth date in the format YYYYMMDD
... answered Feb 24 '14 at 9:51
André Snede KockAndré Snede Kock
8,41355 gold badges4040 silver badges6161 bronze badges
...
What's the opposite of head? I want all but the first N lines of a file
...
@Nicholas: Weird, I figured it would be standard documentation regardless of the OS. I pulled that from Cygwin inside Windows, so I don't know what it looks like in various Linux distros. Glad it worked.
– Joe Enos
Aug 18 '10 ...
Requirejs domReady plugin vs Jquery $(document).ready()?
I am using RequireJS and need to initialize something on DOM ready. Now, RequireJS provides the domReady plugin , but we already have jQuery's $(document).ready() , which is available to me since I have required jQuery.
...
What is the difference between i++ and ++i?
I've seen them both being used in numerous pieces of C# code, and I'd like to know when to use i++ or ++i ( i being a number variable like int , float , double , etc). Anyone who knows this?
...
Can anyone explain python's relative imports?
...With start.py:
import pkg.sub.relative
Now pkg is the top level package and your relative import should work.
If you want to stick with your current layout you can just use import parent. Because you use start.py to launch your interpreter, the directory where start.py is located is in your py...
Suppress properties with null value on ASP.NET Web API
...rializerSettings =
new JsonSerializerSettings {NullValueHandling = NullValueHandling.Ignore};
Or, if you want more control, you can replace entire formatter:
var jsonformatter = new JsonMediaTypeFormatter
{
SerializerSettings =
{
NullValueHandling = NullValueHand...