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How is the AND/OR operator represented as in Regular Expressions?

...ou want to build a the regex dynamically to contain other words than part1 and part2, and that you want order not to matter. If so you can use something like this: ((^|, )(part1|part2|part3))+$ Positive matches: part1 part2, part1 part1, part2, part3 Negative matches: part1, //with ...
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How can I determine if a String is non-null and not only whitespace in Groovy?

... and what if foo = null ? – Bertl Sep 1 at 10:54 ...
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Android studio: why are minSdkVersion and targetSdkVersion specified both in AndroidManifest.xml and

I just discovered something weird about Android studio: it has some configuration options in the build.gradle file that override what is specified in the AndroidManifest.xml file. ...
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How to change current working directory using a batch file

... answered Feb 28 '11 at 5:27 Andriy MAndriy M 69.4k1616 gold badges8484 silver badges139139 bronze badges ...
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Target elements with multiple classes, within one rule

I have some HTML that would have elements with multiple classes, and I need to assign them within one rule, so that the same classes could be different within different containers. Say I have this in my CSS: ...
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Magic number in boost::hash_combine

...ash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by ...
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“java.lang.OutOfMemoryError : unable to create new native Thread”

...nder the control of an Executor if at all possible. There are plenty of standard executors with various behavior which your code can easily control. (There are many reasons why the number of threads is limited, but they vary from operating system to operating system) ...
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Java: PrintStream to String?

I have a function that takes an object of a certain type, and a PrintStream to which to print, and outputs a representation of that object. How can I capture this function's output in a String? Specifically, I want to use it as in a toString method. ...
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Can TCP and UDP sockets use the same port?

First of all, is there any problem with using both UDP and TCP on the same server? 2 Answers ...
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Testing javascript with Mocha - how can I use console.log to debug a test?

...-require should -R spec --ui bdd Hmm..just tested without any mocha.opts and console.log still works. share | improve this answer | follow | ...