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how do i block or restrict special characters from input fields with jquery?
...ch : event.charCode);
if (!regex.test(key)) {
event.preventDefault();
return false;
}
});
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Obfuscated C Code Contest 2006. Please explain sykes2.c
...onventionally) is 1. main() will recursively call itself, passing the result of -(~_) (negative bitwise NOT of _), so really it'll go 448 recursions (Only condition where _^448 == 0).
Taking that, it'll print 7 64-character wide lines (the outer ternary condition, and 448/64 == 7). So let's rewri...
How to change the port of Tomcat from 8080 to 80?
...ry
e.g. C:\Tomcat 6.0\conf\
2) Edit following tag in server.xml file
<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"/>
3) Change the port=8080 value to port=80
4) Save file.
5) Stop your Tomcat and restart it.
...
How to override equals method in Java
...ng[] args) {
// TODO code application logic here
ArrayList<Person> people = new ArrayList<Person>();
people.add(new Person("Subash Adhikari", 28));
people.add(new Person("K", 28));
people.add(new Person("StackOverflow", 4));
people.add(new ...
req.body empty on posts
...
The 'body-parser' middleware only handles JSON and urlencoded data, not multipart
As @SujeetAgrahari mentioned, body-parser is now inbuilt with express.js.
Use app.use(express.json()); to implement it in recent versions.
sh...
jQuery / Javascript - How do I convert a pixel value (20px) to a number value (20)
...arseMethod = function (s)
{
return Number(s.replace(/px$/, ''));
};
although how is this related to jQuery, I don't know
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How do Python's any and all functions work?
I'm trying to understand how the any() and all() Python built-in functions work.
8 Answers
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Does Python have a string 'contains' substring method?
...gt;> '**oo**'.index('foo')
Traceback (most recent call last):
File "<pyshell#40>", line 1, in <module>
'**oo**'.index('foo')
ValueError: substring not found
Other languages may have no methods to directly test for substrings, and so you would have to use these types of methods...
Rails: select unique values from a column
...
Model.select(:rating)
Result of this is a collection of Model objects. Not plain ratings. And from uniq's point of view, they are completely different. You can use this:
Model.select(:rating).map(&:rating).uniq
or this (most efficient)
Model.u...
Show hide fragment in android
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@numansalati Hi, is there any compatibilty (from support library) version of android.R.animator.fade_in, and android.R.animator.fade_out?
– Solace
Jan 20 '15 at 19:07
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