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Checking if an object is a given type in Swift
... array that is made up of AnyObject . I want to iterate over it, and find all elements that are array instances.
18 Answer...
Can You Get A Users Local LAN IP Address Via JavaScript?
...ay it on the web page. Why? Because that's what the page I'm working on is all about, showing as much information as possible about you, the visitor:
http://www.whatsmyip.org/more-info-about-you/
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How to calculate the running time of my program? [duplicate]
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This is outdated. Better answers all across SO - this should be deleted. Especially since it doesn't discourage manual calculation of unit conversions.
– anon58192932
Jan 26 '18 at 22:54
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How to see if an object is an array without using reflection?
...Object is an array without using reflection?
And how can I iterate through all items without using reflection?
6 Answers
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What is the difference between a weak reference and an unowned reference?
...a.k.a. they don't increase the retain count in order to prevent ARC from deallocating the referred object).
But why two keywords? This distinction has to do with the fact that Optional types are built-in the Swift language. Long story short about them: optional types offer memory safety (this works ...
how can I see what ports mongo is listening on from mongo shell?
...f (see Derick's answer below) or netstat -an to view what a process is actually doing. However, assuming you only have access to the mongo shell (which your question title implies), then you can run the serverCmdLineOpts() command. That output will give you all the arguments passed on the command ...
Using multiple property files (via PropertyPlaceholderConfigurer) in multiple projects/modules
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If you add all file in 1 tag, then don't event need ignore-unresolvable="true", otherwise need.
– Eric Wang
May 8 '15 at 10:43
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Combining CSS Pseudo-elements, “:after” the “:last-child”
I want to make "grammatically correct" lists using CSS. This is what I have so far:
8 Answers
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jQuery: Best practice to populate drop down?
The example I see posted all of the time seems like it's suboptimal, because it involves concatenating strings, which seems so not jQuery. It usually looks like this:
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get the latest fragment in backstack
...gment in the back stack twice, you can't retrieve a specific fragment when all you have is the index or backstackentry entity.
– Justin
May 29 '14 at 15:54
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