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Enums and Constants. Which to use when?
I was doing some reading on enums and find them very similar to declaring constants. How would I know when to use a constant rather than an enum or vice versa. What are some of the advantages of using enums?
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Unable to understand useCapture parameter in addEventListener
...eveloper.mozilla.org/en/DOM/element.addEventListener but unable to understand useCapture attribute. Definition there is:
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SQL how to increase or decrease one for a int column in one command
... there a way to do this in one action or we have to get the existing value and then add or minus one on top of it?
6 Answer...
How does the new automatic reference counting mechanism work?
...es to Objective-C has to learn the rigid rules of when to retain, release, and autorelease objects. These rules even specify naming conventions that imply the retain count of objects returned from methods. Memory management in Objective-C becomes second nature once you take these rules to heart an...
Calculate number of hours between 2 dates in PHP
...sions provide some new classes called DateTime, DateInterval, DateTimeZone and DatePeriod. The cool thing about this classes is, that it considers different timezones, leap years, leap seconds, summertime, etc. And on top of that it's very easy to use. Here's what you want with the help of this obje...
Adding two Java 8 streams, or an extra element to a stream
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If you add static imports for Stream.concat and Stream.of, the first example could be written as follows:
Stream<Foo> stream = concat(stream1, concat(stream2, of(element)));
Importing static methods with generic names can result in code that becomes difficult ...
How to use java.String.format in Scala?
...d know how it should display the string. %s is probably the most common, and it just means that the argument should be treated as a string.
I won't list every option, but I'll give a few examples just to give you an idea:
// we can specify the # of decimals we want to show for a floating point:
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How to disable all caps menu titles in Visual Studio
...ersion
Value: 1
In PowerShell, you can run this to set that registry key and the uppercase goes away.
Set-ItemProperty -Path HKCU:\Software\Microsoft\VisualStudio\11.0\General -Name SuppressUppercaseConversion -Type DWord -Value 1
Visual Studio Express 2012
The above registry key is not the on...
git - Server host key not cached
...ted hosts file.
To get around this, open a plain SSH connection to origin and SSH will ask you if you want to trust the remote host (from the Git console):
$ ssh 127.0.0.1
The authenticity of host '127.0.0.1 (127.0.0.1)' can't be established.
RSA key fingerprint is <FINGERPRINT>.
Are you sur...
Set padding for UITextField with UITextBorderStyleNone
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Using ARC, why does my app hang and use a lot of CPU if I reuse *paddingView with multiple text fields?
– The Muffin Man
Nov 27 '13 at 17:03
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