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Equals(=) vs. LIKE
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Different Operators
LIKE and = are different operators. Most answers here focus on the wildcard support, which is not the only difference between these operators!
= is a comparison operator that operates on numbers and strin...
What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do
... I think it says "e.g." because it's just a community documentation, if someone's interested in all the possible values, it can be found in Hibernate's javadoc. (And yes, only those four options are present) docs.jboss.org/hibernate/orm/4.1/javadocs/org/hibernate/cfg/…
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How to get the filename without the extension in Java?
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If you, like me, would rather use some library code where they probably have thought of all special cases, such as what happens if you pass in null or dots in the path but not in the filename, you can use the following:
impo...
Unzip a file with php
...s is one option.
$zip = new ZipArchive;
$res = $zip->open('file.zip');
if ($res === TRUE) {
$zip->extractTo('/myzips/extract_path/');
$zip->close();
echo 'woot!';
} else {
echo 'doh!';
}
Also, as others have commented, $HTTP_GET_VARS has been deprecated since version 4.1 ... whic...
How can I avoid Java code in JSP files, using JSP 2?
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OO-ability: you can't make use of inheritance/composition.
Debuggability: if scriptlet throws an exception halfway, all you get is a blank page.
Testability: scriptlets are not unit-testable.
Maintainability: per saldo more time is needed to maintain mingled/cluttered/duplicated code logic.
Sun O...
What is the difference between public, protected, package-private and private in Java?
In Java, are there clear rules on when to use each of access modifiers, namely the default (package private), public , protected and private , while making class and interface and dealing with inheritance?
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Get underlying NSData from UIImage
...ity
or
NSData *imageData = UIImagePNGRepresentation(image);
Depending if you want your data in PNG format or JPG format.
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How can I count the occurrences of a list item?
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If you only want one item's count, use the count method:
>>> [1, 2, 3, 4, 1, 4, 1].count(1)
3
Don't use this if you want to count multiple items. Calling count in a loop requires a separate pass over the list for ...
Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
...U.
In practice, it is only the representations for signed values that may differ according to the implementation: one's complement, two's complement, sign-magnitude. For an unsigned type there is no reason for the standard to allow variation because there is only one obvious binary representation (t...
PHP cURL HTTP CODE return 0
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If you connect with the server, then you can get a return code from it, otherwise it will fail and you get a 0. So if you try to connect to "www.google.com/lksdfk" you will get a return code of 400, if you go directly to goog...