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What is the difference between an int and an Integer in Java and C#?
...t store int or other non-object types in collections (List, Map, etc.). In order to store them, you must first box them up in its corresponding boxed type.
Java 5 onwards have something called auto-boxing and auto-unboxing which allow the boxing/unboxing to be done behind the scenes. Compare and co...
How can you find and replace text in a file using the Windows command-line environment?
...tever is needed. Also beware, if you target UTF8, it may introduce a Byte Order Mark at the beginning of the file that did not appear in the original.
– Wyck
Mar 28 '14 at 17:23
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How to write a cron that will run a script every day at midnight?
... edited Jan 15 '15 at 1:03
sfletche
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answered Oct 21 '10 at 3:47
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What is the meaning of prepended double colon “::”?
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Noteworthy differences:
1) shells tend to use the first match using the ordering in PATH, whereas C++ gives a compiler error when you've been ambiguous.
2) In C++, names without any leading scope can be matched in the current namespace, while most UNIX shells only do that if you put . in the PAT...
Find running median from a stream of integers
...nting in a quantile chip that can be used in industrial controllers and recorders. The algorithm is further extended to histogram plotting. The accuracy of the algorithm is analyzed.
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What C++ Smart Pointer Implementations are available?
...ion of the object if the std::shared_ptr reference count drops to zero. In order to get access to the raw pointer you'll first need to access the std::shared_ptr by calling lock which will return an empty std::shared_ptr if the owned pointer has expired and been destroyed already. This is primarily ...
How to determine if a list of polygon points are in clockwise order?
Having a list of points, how do I find if they are in clockwise order?
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Difference between \n and \r?
...and many old OSs), the code for end of line is 2 characters, \r\n, in this order
as a (surprising;-) consequence (harking back to OSs much older than Windows), \r\n is the standard line-termination for text formats on the Internet
for electromechanical teletype-like "terminals", \r commands the carr...
Database, Table and Column Naming Conventions? [closed]
...ith a proper descriptive name for what it is used. I purposely did this in order to OBFUSCATE my source code in case someone else tries to hack or reverse-engineer my code. Only I can understand it, someone else will get frustrated!..This way, they always have to rely on me for anything!
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What is a “cache-friendly” code?
... algorithm design
Whenever possible, try to adapt your data structures and order of computations in a way that allows maximum use of the cache. A common technique in this regard is cache blocking (Archive.org version), which is of extreme importance in high-performance computing (cfr. for example AT...