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Requirejs why and when to use shim config
...d as the module export value instead of the object found via the 'exports' string. This will allow us to use funcB in our own module as
require(["moduleA","moduleB"], function(A, B){
B.funcB()
})
Hope this helped.
sha...
Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De
...)]
for any other value as last argument of DefaultValueAttribute specify string that represent desired DateTime value.
This value must be constant expression and is required to create object (DateTime) using TypeConverter.
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Thread-safe List property
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ConcurrentBag doesn't implement IList and is not actually thread safe version of List
– Vasyl Zvarydchuk
Apr 3 '17 at 20:55
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Detect when browser receives file download
I have a page that allows the user to download a dynamically-generated file. It takes a long time to generate, so I'd like to show a "waiting" indicator. The problem is, I can't figure out how to detect when the browser has received the file, so I can hide the indicator.
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Get button click inside UITableViewCell
...ce Builder (IB) in step two. Just make sure your buttons tag is set. You really don't want to mix up your action calling. Either do it through IB or do it explicitly in your code.
– Sententia
Apr 29 '14 at 7:12
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How to create a CPU spike with a bash command
... echoing "nothing". Replace the do echo; with do echo "some very very long string"; to see <100% on the cpus. So, I believe, echoing nothing has lot less jumps and hence more code to execute (because of while true;) the cores are ~100% busy
– talekeDskobeDa
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What is the ellipsis (…) for in this method signature?
...nside the method is as if it were an array:
public void PrintWithEllipsis(String...setOfStrings) {
for (String s : setOfStrings)
System.out.println(s);
}
This method can be called as following:
obj.PrintWithEllipsis(); // prints nothing
obj.PrintWithEllipsis("first"); // prints "firs...
Is there a way for multiple processes to share a listening socket?
...POSIX type OS), using fork() will cause the forked child to have copies of all the parent's file descriptors. Any that it does not close will continue to be shared, and (for example with a TCP listening socket) can be used to accept() new sockets for clients. This is how many servers, including Apac...
Why is pow(a, d, n) so much faster than a**d % n?
...was taking so long (> 20 seconds) for midsize numbers (~7 digits). I eventually found the following line of code to be the source of the problem:
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Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
... <- DT[,new:=1L]
because the RHS already changed DT by reference. The extra DT <- is to misunderstand what := does. You can write it there, but it's superfluous.
DT is changed by reference, by :=, EVEN WITHIN FUNCTIONS :
f <- function(X){
X[,new2:=2L]
return("something else")
}...