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What's the effect of adding 'return false' to a click event listener?
... the information.
I don't believe there is a W3C specification for this. All the ancient JavaScript interfaces like this have been given the nickname "DOM 0", and are mostly unspecified. You may have some luck reading old Netscape 2 documentation.
The modern way of achieving this effect is to ca...
Add zero-padding to a string
...uncate it. This doesn't detract from this answer by the way since it meets all the specs (there's something strangely satisfying about having an answer you upvoted chosen as the accepted one (though not as satisfying as having one of your own accepted of course), sort of like your son getting into t...
Disabled input text color
... opacity:1 is also necessary.
– Marcel Falliere
Aug 5 '15 at 10:01
3
Opacity isn't n...
Apk location in New Android Studio
...ndroid Studio and cant find the APK of the application in IDE,where it actually locates?
31 Answers
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How can I format a decimal to always show 2 decimal places?
...ntize(TWOPLACES, context=Context(traps=[Inexact]))
Traceback (most recent call last):
...
Inexact: None
The next question reads
Q. Once I have valid two place inputs, how do I maintain that invariant throughout an application?
If you need the answer to that (along with lots of other useful inf...
The shortest possible output from git log containing author and date
...ded as well.
5aed68e 17 hours ago you@me.com Shorten while loops
This is all of course in color, so it is easy to distinguish the various parts of a log line.
Also it is the default when typing git log because of the [format] section.
2014 UPDATE:
Since git now supports padding I have a nice amen...
How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
...
How to manage a redirect request after a jQuery Ajax call
I'm using $.post() to call a servlet using Ajax and then using the resulting HTML fragment to replace a div element in the user's current page. However, if the session times out, the server sends a redirect directive to send the user to the login page. In this case, jQuery is replacing the div ...
How to avoid the “divide by zero” error in SQL?
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@Anderson That's not true at all. Are you sure you didn't accidentally use IsNull instead of NullIf? Try it yourself! SELECT Value,1/NullIf(Value,0)FROM(VALUES(0),(5.0),(NULL))x(Value); Unless by "breaks" you mean returns a NULL? You can convert that to ...
How to add 2 buttons into the UINavigationbar on the right side without IB?
...ith iOS 5+ it's as easy as:
UIBarButtonItem *btnShare = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAction target:self action:@selector(share)];
UIBarButtonItem *btnRefresh = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemRefresh target:self ...