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What is a JavaBean exactly?
...libraries depend on it though.
With respect to Serializable, from the API documentation:
Serializability of a class is enabled by the class implementing the
java.io.Serializable interface. Classes that do not implement this
interface will not have any of their state serialized or deserializ...
Compare two files in Visual Studio
...versions of file. I like it. But when I tried to find it I can't because I don't use TFS. Is there a way how can I just compare two files with builtin feature in VS but without TFS?
...
How do HTML parses work if they're not using regexp?
...ct something from some HTML string and the first answer/comment is always "Don't use RegEx to parse HTML, lest you feel the wrath!" (that last part is sometimes omitted).
...
jquery stop child triggering parent event
...
Do this:
$(document).ready(function(){
$(".header").click(function(){
$(this).children(".children").toggle();
});
$(".header a").click(function(e) {
e.stopPropagation();
});
});
If you want to...
open read and close a file in 1 line of code
...
You don't really have to close it - Python will do it automatically either during garbage collection or at program exit. But as @delnan noted, it's better practice to explicitly close it for various reasons.
So, what you can do ...
How to support placeholder attribute in IE8 and 9
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in my IE8 password placeholder is in dots
– Mladen Janjetovic
Nov 27 '14 at 13:59
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I need to store postal codes in a database. How big should the column be?
...kipedia has a decent page on the topic. Based on that 12 characters should do it: http://en.wikipedia.org/wiki/List_of_postal_codes
The wikipedia article lists ~254 countries, which is pretty good regarding UPU (Universal Postal Union) has 192 member countries.
...
When to use Spring Integration vs. Camel?
... those frameworks. There might be exceptions to this, namely everything to do with MVC, where Spring came from and where it does a great job, but other attempts to provide new functionality on top of container features fall short for three reasons and the SI Kafka use case confirms all of them:
In...
Java Enum Methods - return opposite direction enum
... your enum. If you are wondering how to invoke such non-static method, you do it same way as with any other non-static method - you invoke it on instance of type which defines or inherits that method. In case of enums such instances are simply ENUM_CONSTANTs.
So all you need is EnumType.ENUM_CONSTA...
How do I detect unsigned integer multiply overflow?
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I see you're using unsigned integers. By definition, in C (I don't know about C++), unsigned arithmetic does not overflow ... so, at least for C, your point is moot :)
With signed integers, once there has been overflow, undefined behaviour (UB) has occurred and your program can do any...