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Can I pass parameters by reference in Java?
... Also, an array of length 1 can be used to create a reference if you really want to confuse people :)
– Christoffer
Jul 1 '09 at 12:18
2
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
... Communications link failure, then it means that the DB isn't reachable at all. This can have one or more of the following causes:
IP address or hostname in JDBC URL is wrong.
Hostname in JDBC URL is not recognized by local DNS server.
Port number is missing or wrong in JDBC URL.
DB se...
Can I underline text in an Android layout?
... sometimes if you are using a custom font. However, underlying programmatically by UnderlineSpan has yet to fail on me, so I would recommend it as the most reliable solution.
– Giulio Piancastelli
Apr 2 '14 at 18:17
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When is memoization automatic in GHC Haskell?
...2' = \n -> (!!) (filter odd [1..]) n
(Note: The Haskell 98 report actually describes a left operator section like (a %) as equivalent to \b -> (%) a b, but GHC desugars it to (%) a. These are technically different because they can be distinguished by seq. I think I might have submitted a G...
How do you import a large MS SQL .sql file?
...e the syntax is:
sqlcmd -S <server>\instance.
Here is the list of all arguments you can pass sqlcmd:
Sqlcmd [-U login id] [-P password]
[-S server] [-H hostname] [-E trusted connection]
[-d use database name] [-l login timeout] [-t query time...
DateTime format to SQL format using C#
...swer several times, newbies like me can't relate because of this. Sorry to All, I'll close the question as soon as I am able.
– Ace Caserya
Jul 2 '13 at 6:11
1
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Naming conventions for java methods that return boolean(No question mark)
...ee if one is required.
In this case you should rethink what you are actually asking. Something like isSnapshotExpired is a much better name, and conveys what the method will tell you when it is called. Following a pattern like this can also help keep more of your functions pure and without side ...
How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
I have a bunch of images I am using for cell's image views, they are all no bigger than 50x50. e.g. 40x50, 50x32, 20x37 .....
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ant warning: “'includeantruntime' was not set”
...classpath; defaults
to yes, unless build.sysclasspath is
set. It is usually best to set this to
false so the script's behavior is not
sensitive to the environment in which
it is run.
share
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Java: Instanceof and Generics
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The error message says it all. At runtime, the type is gone, there is no way to check for it.
You could catch it by making a factory for your object like this:
public static <T> MyObject<T> createMyObject(Class<T> type) {
retu...