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Precise Financial Calculation in JavaScript. What Are the Gotchas?
... numbers. I'd like to know what mistakes to avoid when using JavaScript to do this type of math—if it is possible at all!
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How do I configure Notepad++ to use spaces instead of tabs?
Notepad++ keeps inserting tabs which later messes up my code. This doesn't just happen when I hit the tab key, but other times as well. I want it to use 4 spaces instead of tabs.
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Django: Why do some model fields clash with each other?
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Good answer, but I don't think you were successful in avoiding rudeness :P The "why" is not obvious unless you are aware of how django works internally.
– Kenny
Nov 18 '10 at 22:38
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Checking in of “commented out” code [closed]
...et-to-be-finished or code that's being retired, commenting and checking in doesn't make any sense.
So in summary, NO! If the code is not ready to go to the next stage (whichever that is for you: IntTest/QA/UAT/PreProd/Prod), it should not be committed to a trunk or multi-developer branch. Period.
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Do spurious wakeups in Java actually happen?
...e and are processed asynchronously because there are problems if my system does not read them fast enough.
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Java's final vs. C++'s const
...ng a member function const means it may be called on const instances. Java does not have an equivalent to this. E.g.:
class Foo {
public:
void bar();
void foo() const;
};
void test(const Foo& i) {
i.foo(); //fine
i.bar(); //error
}
Values can be assigned, once, later in Java on...
Using Sass Variables with CSS3 Media Queries
...ied/changed them accordingly.
Since it won't work automatically you could do it by hand like this:
@media screen and (max-width: 1170px)
$base_width: 960px // you need to indent it to (re)set it just within this media-query
// now you copy all the css rules/properties that contain or a...
Why must wait() always be in synchronized block
...king this restriction? I know that wait() releases the monitor, but why do we need to explicitly acquire the monitor by making particular block synchronized and then release the monitor by calling wait() ?
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How do you push a Git tag to a branch using a refspec?
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@Michael: Ahh. Yes, if master does not exist (as a branch or a tag), then git push rep +tag:master will create a tag named master instead of a branch. git push rep +tag~0:master (again, when master does not exist as a branch or a tag) will fail with “er...
Lock-free multi-threading is for real threading experts
...ost of the time:
*read some state and make a copy of it**
*modify copy**
do an interlocked operation
retry if it fails
(*optional: depends on the data structure/algorithm)
The last bit is eerily similar to a spinlock. In fact, it is a basic spinlock. :)
I agree with @nobugz on this: the cost of...