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ArrayList vs List in C#
...face and can be used easily in LINQ (without requiring any Cast or OfType call).
ArrayList belongs to the days that C# didn't have generics. It's deprecated in favor of List<T>. You shouldn't use ArrayList in new code that targets .NET >= 2.0 unless you have to interface with an old API t...
CodeIgniter: How to get Controller, Action, URL information
...is->router->directory; Documentation: codeigniter.com/user_guide/installation/…
– cartalot
May 23 '16 at 21:55
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How can I get the count of milliseconds since midnight for the current?
... // Get current moment in UTC, then…
.get( ChronoField.MILLI_OF_SECOND ) // interrogate a `TemporalField`.
2017-04-25T03:01:14.113Z → 113
Get the fractional second in nanoseconds (billions).
Divide by a thousand to truncate to milliseconds (thousands).
See this code run l...
Detect whether there is an Internet connection available on Android [duplicate]
...er downtime, low signal, captive portals, content filters and the like can all prevent your app from reaching a server. For instance you can't tell for sure if your app can reach Twitter until you receive a valid response from the Twitter service.
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How do I get the type of a variable?
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I totally disagree. Java, C#, PHP, Perl, Python and so on were designed in C and C++ and they are not caterpillars. (When you create an database application to open variable tables from 'unknown' databases you need to control fiel...
TypeError: ObjectId('') is not JSON serializable
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Pymongo provides json_util - you can use that one instead to handle BSON types
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PHP Fatal error: Call to undefined function json_decode()
Apache is logging PHP Fatal error: Call to undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs
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Finding child element of parent pure javascript
...esire.
Edit: Now that I think about it, you could just use querySelectorAll to get decendents of parent having a class name of child1:
children = document.querySelectorAll('.parent .child1');
The difference between qS and qSA is that the latter returns all elements matching the selector, while...
How can I make a clickable link in an NSAttributedString?
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@NiravDangi from NSAttributedString.h UIKIT_EXTERN NSString * const NSLinkAttributeName NS_AVAILABLE(10_0, 7_0); // NSURL (preferred) or NSString
– Ahmed Nawar
Nov 17 '15 at 1:14
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What is the difference between GitHub and gist?
... A repository is for user-created files. A gist is for a piece of code (usually unconnected to other code), like for discussing or giving examples.
– Kerrek SB
Jul 3 '13 at 8:01
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