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How should I validate an e-mail address?
... ")+"
);
refer to: http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.2_r1.1/android/util/Patterns.java
So you can build it yourself for compatibility with API < 8.
share
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What Ruby IDE do you prefer? [closed]
...y mappings for the various editors (e.g., they remap <ctrl>-1 in the Java editor), and I hate how it writes databases in whatever directory I happen to be in when I start the IDE. Yuck. They're obviously not eating their own dog food.
– Don Branson
Jul ...
What's the easiest way to escape HTML in Python?
...cific semantic validation. Not a lexical one like escaping. Besides inline Java Script, you really don't want to create links from untrusted user input without further URL specific validation (e.g. because of Spammers). A simple method to protect against inline Java Script in attributes like href i...
Where is the list of predefined Maven properties
...utDirectory>
<sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
<scriptSourceDirectory>src/main/scripts</scriptSourceDirectory>
<testSourceDirectory>${project.basedir}/src/test/java</testSourceDirectory>
<reso...
Eclipse executable launcher error: Unable to locate companion shared library
... plugin and it was working perfectly for about two weeks. Today, I updated java and quicktime then restarted my computer. When it booted back up, eclipse had completely vanished - all the program files have completely disappeared. When I try to reinstall it, I get an error message that says
...
What is the naming convention in Python for variable and function names?
... here, I would deduce that it's not a horrible sin if one keeps using e.g. Java's or C#'s (clear and well-established) naming conventions for variables and functions when crossing over to Python. Keeping in mind, of course, that it is best to abide with whatever the prevailing style for a codebase /...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
... Thank you Vlad for letting us to know this! But according to javadoc this seems disturbing: "The persistence provider runtime is permitted to throw the EntityNotFoundException when getReference is called". This is not possible without a SELECT (at least for checking the row existence),...
Skip List vs. Binary Search Tree
...Trees" (2014) have to say:
with 128 threads, our algorithm outperforms Java’s non-blocking skiplist
by 13% to 156%, the lock-based AVL tree of Bronson et al. by 63% to 224%, and a RBT that uses software transactional memory (STM) by 13 to 134 times
EDIT to add: Pugh's lock-based skip list,...
Is XSLT worth it? [closed]
...re to functional/declarative languages. When I'm teaching, the experienced Java/VB/C/etc folk are the ones who have issues with the language (variables are variables in the sense of algebra not procedural programming for example). That's many of the people answering here - I've never gotten on with ...
How do I create a copy of an object in PHP?
...P docs get it wrong!) PHP 5's objects are not "passed by reference". As in Java, they have an additional level of indirection - the variable points to an "object pointer", and that points to an object. Thus two variables can point to the same object without being references to the same value. This c...