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Should I use string.isEmpty() or “”.equals(string)?
...equals(s) is you don't need the null check (equals will check its argument and return false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows exactly what you're checking, you ca...
How to explicitly discard an out argument?
... They should have stuck with their idea to use out void for the syntax, and underscore seems like an odd choice.
– David Anderson
Oct 6 '17 at 20:53
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Performing Inserts and Updates with Dapper
...terested in using Dapper - but from what I can tell it only supports Query and Execute. I do not see that Dapper includes a way of Inserting and Updating objects.
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Why do we need the “event” keyword while defining events?
I don't understand why do we need the "event" keyword while defining events, when we can do the same thing without using "event" keyword, just by using the delegates.
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How to detect incoming calls, in an Android device?
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Here's what I use to do this:
Manifest:
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS"/>
<!--This part is inside the application-->
<receiver android:name=".Call...
Is it possible to read the value of a annotation in java?
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I'm not sure I understand what the two of you need. Please ask that as a new question with a full example. You can link it here if you wish.
– Cephalopod
Sep 17 '14 at 7:46
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Catching java.lang.OutOfMemoryError?
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I agree and disagree with most the responses here.
There are a number of scenarios where you may wish to catch an OutOfMemoryError and in my experience (on Windows and Solaris JVMs), only very infrequently is OutOfMemoryError the de...
How can I change the color of a part of a TextView?
... answered Aug 26 '11 at 17:38
andy bootandy boot
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Array copy values to keys in PHP [duplicate]
...milar values. For example:
array('one','two','one') may be problematic if converted like duplicate keys:
array('one'=>..,'two'=>..,'one'=>...)
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CREATE TABLE IF NOT EXISTS equivalent in SQL Server [duplicate]
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@hastrb, i think you should convert your comment into an answer ;)
– MaxU
Apr 20 at 10:32
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