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Understanding NSRunLoop
...ackground threads, but we don't do this
ourselves much anymore, as newer APIs eliminate the need to do so. But
it appears that URLSession does, e.g., here is simple request, running [see the left panel of the image]
completion handlers on the main queue, and you can see it has a run
loop on ...
How to use Namespaces in Swift?
...thing was hidden by default and I had to expose all the bits of the public API explicitly. This is a big improvement.
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What is a raw type and why shouldn't we use it?
...e type is not a raw type.
Raw types show up in legacy code because lots of API classes (such as the Collections classes) were not generic prior to JDK 5.0. When using raw types, you essentially get pre-generics behavior — a Box gives you Objects. For backward compatibility, assigning a parameteriz...
How to create a string with format?
...Update: I wrote this answer before Swift had String(format:) added to it's API. Use the method given by the top answer.
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Java Set retain order?
...inal set's implementation:"
Source : http://docs.oracle.com/javase/6/docs/api/java/util/LinkedHashSet.html
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What do
I can see in the API docs for Predef that they're subclasses of a generic function type (From) => To, but that's all it says. Um, what? Maybe there's documentation somewhere, but search engines don't handle "names" like "
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How to find out where a function is defined?
...he location for internal functions (such as _), but it still can print the API for it as below.
to print the definition and parameters of the function:
print new ReflectionFunction("foo");
Example:
$ php -r 'print new ReflectionFunction("_");'
Function [ <internal:gettext> function _ ] {...
How to add line break for UILabel?
...from Parse.com (I guess it will also happen when getting string from other APIs)
– Brian
May 1 '15 at 14:34
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Array initialization syntax when not in a declaration
... is of the same type as the specified array. docs.oracle.com/javase/6/docs/api/java/util/…
– Ankur Agarwal
Dec 7 '13 at 5:29
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Assign variable in if condition statement, good practice or not? [closed]
...st') Creates a node.js GLOBAL variable myvar (nodejs.org/docs/latest-v12.x/api/globals.html#globals_global). So if you're like me and used that variable in server request handling (coming back to it after a few seconds when other requests might have dropped in and stuff), you can be surprised at wha...