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Check element CSS display with JavaScript
...le equal doesn't do type coercion. Crockford explains why, in the section called "=== and !== Operators."
– sdleihssirhc
Feb 1 '11 at 18:15
...
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
...
Find the IP address of the client in an SSH session
...
Check if there is an environment variable called:
$SSH_CLIENT
OR
$SSH_CONNECTION
(or any other environment variables) which gets set when the user logs in. Then process it using the user login script.
Extract the IP:
$ echo $SSH_CLIENT | awk '{ print $1}'
1.2...
How do I do top 1 in Oracle?
...t. And Patrick, good point I think the syntax is incorrect on that. It really should be a keep over (dense_rank() last... )
– mcpeterson
Aug 11 '10 at 16:10
2
...
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...
Watermark / hint text / placeholder TextBox
How can I put some text into a TextBox which is removed automatically when user types something in it?
33 Answers
...
Newline in string attribute
...="Stuff on line1&#x0a;Stuff on line 2"/>
You can use any hexadecimally encoded value to represent a literal. In this case, I used the line feed (char 10). If you want to do "classic" vbCrLf, then you can use &#x0d;&#x0a;
By the way, note the syntax: It's the ampersand, a pound, the...
is vs typeof
...
@nawfal, I initially thought your point about the boxing penalty made sense for struct types, but given that we're testing an object obj; variable, isn't it already boxed when this tends to be tested? Is there a case where you need to test ...
Saving and Reading Bitmaps/Images from Internal memory in Android
... } catch (Exception e) {
e.printStackTrace();
} finally {
try {
fos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return directory.getAbsolutePath();
}
Explanation :
1.The D...
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 ...