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Grouped LIMIT in PostgreSQL: show the first N rows for each group?
...n_id;
It might be faster but, of course, you should test performance specifically on your data and use case.
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...2ye13.aspx) for a list of objects that needs to be iterated through and modified, List<> for a list of objects that needs to be iterated through, modified, sorted, etc (See here for a full list: http://msdn.microsoft.com/en-us/library/6sh2ey19.aspx).
From a more specific standpoint, lazy load...
How can I pass a constant value for 1 binding in multi-binding?
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If your value is simply a string, you can specify it as a constant in the Source property of a binding. If it is any other primitive data type, you need to define a static resource and reference this.
Define the sys namespac...
Using a custom typeface in Android
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Is there a way to do this from the
XML?
No, sorry. You can only specify the built-in typefaces through XML.
Is there a way to do it from code in
one place, to say that the whole
application and all the components
should use the custom typeface instead
of the default one?
Not tha...
How to convert xml into array in php?
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Converting an XML string ($buffer) into a simplified array ignoring attributes and grouping child-elements with the same names:
function XML2Array(SimpleXMLElement $parent)
{
$array = array();
foreach ($parent as $name => $element) {
($node = & $a...
git clone from another directory
... to clone from.
See the URLS section below for more information on specifying repositories.
<directory>
The name of a new directory to clone into.
The "humanish" part of the source repository is used if no directory
is explicitly given (repo for /path/to/repo.git and foo for ...
sql ORDER BY multiple values in specific order?
... all records with a certain value and return the row.
I would like to know if I can order by multiple values.
9 Answers
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RegEx to find two or more consecutive chars
I need to determine if a string contains two or more consecutive alpha chars. Two or more [a-zA-Z] side by side.
Example:
...
Gradients on UIView and UILabels On iPhone [duplicate]
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With this approach, make sure to have two different gradients: one for regular displays and one for retina displays.
– Kamchatka
Oct 4 '11 at 2:39
1...
read complete file without using loop in java
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If the file is small, you can read the whole data once:
File file = new File("a.txt");
FileInputStream fis = new FileInputStream(file);
byte[] data = new byte[(int) file.length()];
fis.read(data);
fis.close();
String str = ...