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Can I invoke an instance method on a Ruby module without including it?
...space with all of them. A simple example if there's a Files.truncate and a Strings.truncate and I want to use both in the same class, explicitly. Creating a new class/instance each time I need a specific method or modifying the original is not a nice approach, though I'm not a Ruby dev.
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Why Func instead of Predicate?
...x)
{
Console.WriteLine(x.Message);
}
static void Main(string[] args)
{
// can assign any method having the right pattern
ExceptionHandler1 x1 = MyExceptionHandler;
// and yet cannot assign a delegate with identical declaration!
ExceptionHand...
Rails find_or_create_by more than one attribute?
There is a handy dynamic attribute in active-record called find_or_create_by:
5 Answers
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Difference between socket and websocket?
...kets are different than websockets . It seems like they're only conceptually similar.
5 Answers
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
...vious benefits:
Possibility to easily get system information in a simple string representation.
Possibility to use dumped CPU, RAM, Battery, storage stats for a
pretty charts, which will allow you to check how your application
affects the overall device!
What information can we retrieve from dum...
Get month name from Date
...th names for each language supported. There's got to be a better way using String#split with toString or toDateString.
– Ryan
Oct 31 '11 at 19:18
23
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Find and kill a process in one line using bash and regex
... the list of all the processes.
The grep filters that based on your search string, [p] is a trick to stop you picking up the actual grep process itself.
The awk just gives you the second field of each line, which is the PID.
The $(x) construct means to execute x then take its output and put it on th...
Coffeescript — How to create a self-initiating anonymous function?
...ty or useful information to the other answer.
– still_dreaming_1
Feb 5 '15 at 22:37
add a comment
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Hidden features of Eclipse [closed]
...rd and hit ctrl-k or ctrl-shift-k and it will iterate through the selected string occurences
– Newtopian
Jun 8 '10 at 12:00
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Java concurrency: Countdown latch vs Cyclic barrier
...erCycles {
static CyclicBarrier barrier;
public static void main(String[] args) throws InterruptedException {
barrier = new CyclicBarrier(3);
new Worker().start();
Thread.sleep(1000);
new Worker().s