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Average of 3 long integers
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This code will work, but isn't that pretty.
It first divides all three values (it floors the values, so you 'lose' the remainder), and then divides the remainder:
long n = x / 3
+ y / 3
+ z / 3
+ ( x % 3
+ y % 3
+ z...
Two color borders
...I do this on one element? I was hoping to avoid stacking two DOM elements with individual borders.
11 Answers
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how to POST/Submit an Input Checkbox that is disabled?
I have a checkbox that, given certain conditions, needs to be disabled. Turns out HTTP doesn't post disabled inputs.
18 Ans...
Partly cherry-picking a commit with Git
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The core thing you're going to want here is git add -p (-p is a synonym for --patch). This provides an interactive way to check in content, letting you decide whether each hunk should go in, and even letting you manually edit the patch if necessary.
To use it in combin...
How to wait for all threads to finish, using ExecutorService?
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Basically on an ExecutorService you call shutdown() and then awaitTermination():
ExecutorService taskExecutor = Executors.newFixedThreadPool(4);
while(...) {
taskExecutor.execute(new MyTask());
}
taskExecutor.shutdown();
try {
taskExecutor.awaitTermination(Long.MAX_VALUE, TimeUnit.NA...
Longest line in a file
...r a simple way to find the length of the longest line in a file. Ideally, it would be a simple bash shell command instead of a script.
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Case statement with multiple values in each 'when' block
... when 'toyota', 'lexus'
# code
end
Some other things you can do with a Ruby case statement
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Customizing Bootstrap CSS template
I am just getting started with Bootstrap from Twitter and am wondering what the ‘best practices’ is for customization. I want to develop a system that will take advantage of all the power of a css template (Bootstrap or other), be completely (and easily) modifiable, be sustainable (ie – when t...
Fixed size queue which automatically dequeues old values upon new enques
...hared data structure which purpose is holding the last N objects passed to it (kind of history).
14 Answers
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Does delete on a pointer to a subclass call the base class destructor?
I have an class A which uses a heap memory allocation for one of its fields. Class A is instantiated and stored as a pointer field in another class ( class B .
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