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Intercept page exit event
...ect
for (var i=0;i<1000;i++){
// do something unnoticable but time consuming like writing a lot to console
console.log('buying some time to finish saving data');
};
break;
};
}; // no return string --> user will leave as normal but data is send to server
Edit:
See ...
How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...images
ctx.globalAlpha = 0.5
If you want to achieve a fading effect over time you need some kind of loop that changes the alpha value, this is fairly easy, one way to achieve it is the setTimeout function, look that up to create a loop from which you alter the alpha over time.
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Remove the last character from a string [duplicate]
... trim and rtrim do not remove the last character in a string. Although sometimes that is all they do, they will often remove many characters from the string. e.g. rtrim('Assess','s') gives you 'Asse', not 'Asses'. That's why this answer is better than the accepted answer.
– But...
DBMS_OUTPUT.PUT_LINE not printing
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Ok so now it displays the correct names but like 100times. how would i display title, year, rolename, quote in a table below instead of the 100s of name that appears
– dexter
May 3 '12 at 15:43
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Can you attach Amazon EBS to multiple instances?
...ended to share files without having a shared block device subsystem. Many times such a solution is actually more efficient.
In your case, you can still have a single MySql instance / fileserver that is accessed by multiple web front-ends. That fileserver could then store it's data on an EBS volum...
Hidden Features of C++? [closed]
...nables you to have your program partially (or totally) executed at compile-time instead of runtime. This is difficult, though, and you must have a solid grasp on templates before trying it.
Other make uses of the multiple paradigm to produce "ways of programming" outside of C++'s ancestor, that is,...
How to debug heap corruption errors?
...frees)
tracking: being able to record where an allocation was made can sometimes be useful
Note that in our local homebrew system (for an embedded target) we keep the tracking separate from most of the other stuff, because the run-time overhead is much higher.
If you're interested in more reaso...
Copy the entire contents of a directory in C#
...a typical computer, the directories would have to be nested a few thousand times. This is simply not a realistic scenario.
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Python extract pattern matches
Python 2.7.1
I am trying to use python regular expression to extract words inside of a pattern
9 Answers
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Detect the Enter key in a text input field
... Thank you. I've learned something new. By the way I used .is() ALOT of times so it is not logic, not to be working. Also the ==, again I used two == for other situations
– jQuerybeast
Aug 15 '11 at 0:54
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