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Java packages com and org
What are the meaning of the packages org and com in Java?
4 Answers
4
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Merge 2 arrays of objects
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This is so far the simplest use and works just fine. Thanks for sharing it.
– Leo Caseiro
Jun 22 '16 at 7:51
18
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Eclipse syntax highlighting preferences save and restore
...henever I try to export these settings via File|Export|General|Preferences and reimport them, the settings never completely get imported back. Some colors are restored and others are left unchanged, leaving me in an 'in between' state - very frustrating.
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std::string length() and size() member functions
I was reading the answers for this question and found that there is actually a method called length() for std::string (I always used size() ). Is there any specific reason for having this method in std::string class? I read both MSDN and CppRefernce, and they seem to indicate that there is ...
Why doesn't Objective-C support private methods?
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The answer is... well... simple. Simplicity and consistency, in fact.
Objective-C is purely dynamic at the moment of method dispatch. In particular, every method dispatch goes through the exact same dynamic method resolution point as every other method dispatch. At...
EC2 instance has no public DNS
...as not the one who set it up. Some of the instances show a public dns name and others have a blank public DNS. I want to be able to connect to the instances that have a blank public DNS. I have not been able to figure out why these show up as blank.
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Recommendations of Python REST (web services) framework? [closed]
...use on the serverside to write your own RESTful APIs? Preferably with pros and cons.
16 Answers
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How to validate an email address in PHP
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The easiest and safest way to check whether an email address is well-formed is to use the filter_var() function:
if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
// invalid emailaddress
}
Additionally you can check whether the do...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
... on StackOverflow regarding offsetWidth / clientWidth / scrollWidth (and -Height , respectively), but none give comprehensive explanation of what those values are.
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SQL Server - Create a copy of a database table and place it in the same database?
...is will create a new table ABC_1 that has the same column structure as ABC and contains the same data. Constraints (e.g. keys, default values), however, are -not- copied.
You can run this query multiple times with a different table name each time.
If you don't need to copy the data, only to cre...