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How can I convert immutable.Map to mutable.Map in Scala?
...utable.Map varargs factory. Unlike the ++ approach, this uses the CanBuildFrom mechanism, and so has the potential to be more efficient if library code was written to take advantage of this:
val m = collection.immutable.Map(1->"one",2->"Two")
val n = collection.mutable.Map(m.toSeq: _*)
Th...
p vs puts in Ruby
...> 42
p t => #<T:0xb7ecc8b0 @i=42>
This follows directly from the .inspect call, but is not obvious in practice.
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How to make code wait while calling asynchronous calls like Ajax [duplicate]
...ill create a new copy of local storage waiting until old one will be freed from references from inside callback which will never happen.
– Vlad
Jun 21 '18 at 16:46
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How do I detect that an iOS app is running on a jailbroken phone?
...ings have changed but wouldn't executing a separate executable prevent you from being approved to the app store?
– Peter Zich
Jan 4 '11 at 22:47
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When to use wrapper class and primitive type
...ustom exceptions to indicate what has gone wrong. Good, I'll be doing that from now on...
– klaar
Nov 16 '17 at 8:46
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CSS @font-face not working with Firefox, but working with Chrome and IE
...family' Arial, Helvetica etc It was showing up fine in every browser apart from Firefox. I added the coma and it worked.
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How to copy a file to multiple directories using the gnu cp command
... answers I saw at https://superuser.com/questions/32630/parallel-file-copy-from-single-source-to-multiple-targets instead of cp.
For example:
cat inputfile | tee outfile1 outfile2 > /dev/null
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How to use enums in C++
...ues are like bare constants - they're un-scoped - with a little extra help from the compiler: (unless you're using C++11 enum classes) they aren't encapsulated like object or structure members for instance, and you can't refer to them as members of Days.
You'll have what you're looking for with C++...
RAII and smart pointers in C++
...we just create objects on the stack. For instance (and stealing an example from another answer):
void foo() {
std::string str;
// Do cool things to or using str
}
This works fine - but what if we want to return str? We could write this:
std::string foo() {
std::string str;
// Do ...
What is the yield keyword used for in C#?
...mbers where you were on each additional cycle of the function and picks up from there.
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