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Multiple lines of input in
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You need to use a textarea to get multiline handling.
<textarea name="Text1" cols="40" rows="5"></textarea>
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Seeding the random number generator in Javascript
...to initialize your PRNGs properly. Most of the generators below have no built-in seed generating procedure (for sake of simplicity), but accept one or more 32-bit values as the initial state of the PRNG. Similar seeds (e.g. a simple seed of 1 and 2) can cause correlations in weaker PRNGs, resulting ...
How do I see all foreign keys to a table or column?
...
INFORMATION_SCHEMA.KEY_COLUMN_USAGE
WHERE
REFERENCED_TABLE_SCHEMA = '<database>' AND
REFERENCED_TABLE_NAME = '<table>';
For a Column:
SELECT
TABLE_NAME,COLUMN_NAME,CONSTRAINT_NAME, REFERENCED_TABLE_NAME,REFERENCED_COLUMN_NAME
FROM
INFORMATION_SCHEMA.KEY_COLUMN_USAGE
WHERE
...
Is there a fixed sized queue which removes excessive elements?
...d.
Example for a queue with max 10 elements:
queue = new LinkedHashMap<Integer, String>()
{
@Override
protected boolean removeEldestEntry(Map.Entry<Integer, String> eldest)
{
return this.size() > 10;
}
};
If the "removeEldestEntry" returns true...
How do I instantiate a Queue object in java?
...inkedList, PriorityBlockingQueue, PriorityQueue, or SynchronousQueue.
An alternative is to write your own class which implements the necessary Queue interface. It is not needed except in those rare cases where you wish to do something special while providing the rest of your program with a Queue.
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CSS I want a div to be on top of everything
...osition as fixed but still set the z-index to 1000 and got the desired results, it covered a div lower on the page as I scrolled, can you explain why that happened even though I was using a static position?
– Boo89100
Jul 28 '16 at 15:51
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What does “where T : class, new()” mean?
...ust be a class (reference type) and must have a public parameter-less default constructor.
That means T can't be an int, float, double, DateTime or any other struct (value type).
It could be a string, or any other custom reference type, as long as it has a default or parameter-less constructor.
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Enable IIS7 gzip
...y, or you want your config to carry between all environments you target.
<system.webServer>
<httpCompression directory="%SystemDrive%\inetpub\temp\IIS Temporary Compressed Files">
<scheme name="gzip" dll="%Windir%\system32\inetsrv\gzip.dll"/>
<dynamicTypes>
&...
Haml: Control whitespace around text
...nd
= surround '(', ')' do
%a{:href => "food"} chicken
Produces:
(<a href='food'>chicken</a>)
succeed:
click
= succeed '.' do
%a{:href=>"thing"} here
Produces:
click
<a href='thing'>here</a>.
precede:
= precede '*' do
%span.small Not really
Produces:...
How to return 2 values from a Java method?
...ng a generic Pair class, consider creating a class that represents the result that you want to return, and return an instance of that class. Give the class a meaningful name. The benefits of this approach over using an array are type safety and it will make your program much easier to understand.
N...