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Why an interface can not implement another interface?
...rovide interface not for implementation.
A 100% abstract class is functionally equivalent to an interface but it can also have implementation if you wish (in this case it won't remain 100% abstract), so from the JVM's perspective they are different things.
Also the member variable in a 100% abstra...
How do I change the data type for a column in MySQL?
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If you want to change all columns of a certain type to another type, you can generate queries using a query like this:
select distinct concat('alter table ',
table_name,
' modify ',
...
Splitting a list into N parts of approximately equal length
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This comment thread is really confusing as the answer has been edited several times. Is this a good answer? Not a good answer?
– conchoecia
Feb 21 '18 at 23:08
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Suppress deprecated import warning in Java
...ate source of truth is javac for which the fix doesn't work. This answer really answers the question: stackoverflow.com/a/20909204/2032701
– Ruslan
Sep 26 '17 at 14:12
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Can I browse other people's (Apple) bug reports? [closed]
...g into the Bug Reporter tool that Apple has, I can only see my bugs. I normally like to search the system to see if other people have filed a bug before posting, but I can't see any way to do this. I can only see my bugs, and post new bugs, but I can't see any way to browse or search the whole bug s...
Sql query to insert datetime in SQL Server
... I used the SQL query below to test the format, and it does indeed work in all SQL languages in sys.syslanguages:
declare @sql nvarchar(4000)
declare @LangID smallint
declare @Alias sysname
declare @MaxLangID smallint
select @MaxLangID = max(langid) from sys.syslanguages
set @LangID = 0
while @...
How to check Google Play services version?
...my application, I need to check Google Play services version (which is installed in user's device). Is it possible ? And if yes, how can I do that? I searched Google but I could not find anything!
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random.seed(): What does it do?
...andom number generators work by performing some operation on a value. Generally this value is the previous number generated by the generator. However, the first time you use the generator, there is no previous value.
Seeding a pseudo-random number generator gives it its first "previous" value. Each...
How to break out of a loop from inside a switch?
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To find bugs, program complexity analysis, security checks, or automatically derive any other source code behaviour without code execution, specifying the initial breaking condition(s) allows algorithms to determine useful invariants, thereby improving automatic source code analysis metrics.
Inf...
How to Set a Custom Font in the ActionBar Title?
...tion items). I'm using a custom view and I have the native title disabled. All of my activities inherit from a single activity, which has this code in onCreate:
this.getActionBar().setDisplayShowCustomEnabled(true);
this.getActionBar().setDisplayShowTitleEnabled(false);
LayoutInflater inflator = L...