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How do you know a variable type in java?
Let's say I declare a variable:
7 Answers
7
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...this is a general look at stored procedures not regulated to a specific
DBMS. Some DBMS (and even, different
versions of the same DBMS!) may operate
contrary to this, so you'll want to
double-check with your target DBMS
before assuming all of this still holds.
I've been a Sybase ASE, ...
How would you implement an LRU cache in Java?
...this question that I want to implement my own using just the SDK (learning by doing). Given that the cache will be used in a multithreaded environment, which datastructures would you use? I've already implemented one using LinkedHashMap and Collections#synchronizedMap , but I'm curious if any of ...
Elegant way to combine multiple collections of elements?
Say I have an arbitrary number of collections, each containing objects of the same type (for example, List<int> foo and List<int> bar ). If these collections were themselves in a collection (e.g., of type List<List<int>> , I could use SelectMany to combine them all into...
MongoDB mongorestore failure: locale::facet::_S_create_c_locale name not valid
I created a dump with mongodump on computer A (ubuntu 12.04 server). I moved it to computer B (ubuntu 12.04 server) and typed:
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How to sort a NSArray alphabetically?
How can I sort an array filled with [UIFont familyNames] into alphabetical order?
7 Answers
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How to remove spaces from a string using JavaScript?
...is?
str = str.replace(/\s/g, '');
Example
var str = '/var/www/site/Brand new document.docx';
document.write( str.replace(/\s/g, '') );
Update: Based on this question, this:
str = str.replace(/\s+/g, '');
is a better solution. It produces the same result, but it does it faster....
How to clear the cache in NetBeans
I created a project in NetBeans, and I would like to clear the NetBeans cache.
13 Answers
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Read values into a shell variable from a pipe
I am trying to get bash to process data from stdin that gets piped into, but no luck. What I mean is none of the following work:
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Use of 'const' for function parameters
... it everywhere? For example, imagine a simple mutator that takes a single boolean parameter:
31 Answers
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