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Check play state of AVPlayer
...an:
"track changes in the position of the playhead in an AVPlayer object" by using addPeriodicTimeObserverForInterval:queue:usingBlock: or addBoundaryTimeObserverForTimes:queue:usingBlock:.
Example is from Apple:
// Assume a property: @property (retain) id playerObserver;
Float64 durationSecond...
Is there a way to give a specific file name when saving a file via cURL?
...tion or its alias --output, or redirect shell output to the file of choice by using >.
curl -o /path/to/local/file http://url.com
curl http://url.com > /path/to/local/file
If you want to preserve the original file name from the remote server, use the -O option or its alias --remote-name.
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What do these words mean in Git: Repository, fork, branch, clone, track?
...t;"). In this case, the files of your local working directory are REPLACED by the content of branch you're switching to. But you don't loose your work: Git stores all the commited changes ("git commit") you made on the previous branch in the Git "database" (hidden .git folder) and will let you switc...
Define global variable in a JavaScript function
...cit globals, but don't do it on purpose and do your best to avoid doing it by accident, perhaps by using ES5's "use strict".)
All that said: I'd avoid global variables if you possibly can (and you almost certainly can). As I mentioned, they end up being properties of window, and window is already p...
How to download HTTP directory with all files and sub-directories as they appear on the online files
...: not saving files to hostname folder
--cut-dirs=3 : but saving it to ddd by omitting
first 3 folders aaa, bbb, ccc
-R index.html : excluding index.html
files
Reference: http://bmwieczorek.wordpress.com/2008/10/01/wget-recursively-download-all-files-from-certain-directory-listed-by-apache/
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What is the maximum possible length of a query string?
...ifications do not specify any maximum length, practical limits are imposed by web browser and server software. Based on research which is unfortunately no longer available on its original site (it leads to a shady seeming loan site) but which can still be found at Internet Archive Of Boutell.com:
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Remove multiple keys from Map in efficient way?
...et returns a Set view of the keys contained in this map. The set is backed by the map, so changes to the map are reflected in the set, and vice-versa.
Contrived example:
Map<String, String> map = new HashMap<>();
map.put("a", "");
map.put("b", "");
map.put("c", "");
Set<String>...
Jquery - How to make $.post() use contentType=application/json?
...dea, just create a method called $.mvcpost() that does the same as $.post (by copying the linked code) plus changes the contenttype. Then for all the $.post()s that need to be changed, I just have to type 3 extra characters in front. Its much quicker than rewriting them as $.ajax().
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Android studio using > 100% CPU at all times - no background processes appear to be running
...te Caches / Restart... -> Invalidate and Restart
Enable Power Save Mode by clicking on File -> Power Save Mode
Power Save mode only disable code insights and background tasks.
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NameError: name 'self' is not defined
... Although I think that the above is not very pretty (I come from ruby where things just work fine), the above actually works as a workaround. It's still awkward that python chose to make self unavailable in a parameter list.
– shevy
Jan 2 '18 at 11:30
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