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When do I use a dot, arrow, or double colon to refer to members of a class in C++?
Coming from other C-derived languages (like Java or C#) to C++, it is at first very confusing that C++ has three ways to refer to members of a class: a::b , a.b , and a->b . When do I use which one of these operators?
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Should I use JSLint or JSHint JavaScript validation? [closed]
...ly validating my JavaScript against JSLint and making progress on, it's assisting me to write better JavaScript - in particular in working with the Jquery library.
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Why does flowing off the end of a non-void function without returning a value not produce a compiler
Ever since I realized many years ago, that this doesn't produce an error by default (in GCC at least), I've always wondered why?
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How to calculate the CPU usage of a process by PID in Linux from C?
...ess id
tcomm filename of the executable
state state (R is running, S is sleeping, D is sleeping in an
uninterruptible wait, Z is zombie, T is traced or stopped)
ppid process id of the parent process
pgrp pgrp of the process
sid se...
What is the difference between parseInt() and Number()?
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In addition, a widely used construct to perform Numeric type conversion, is the Unary + Operator (p. 72), it is equivalent to using the Number constructor as a function:
+"2e1"; // 20
+"0xF"; // 15
+"010"; // 10
sha...
Are 2^n and n*2^n in the same time complexity?
Resources I've found on time complexity are unclear about when it is okay to ignore terms in a time complexity equation, specifically with non-polynomial examples.
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What are the disadvantages of using persistent connection in PDO
In PDO, a connection can be made persistent using the PDO::ATTR_PERSISTENT attribute. According to the php manual -
8 An...
Best practices for catching and re-throwing .NET exceptions
...t the Exception object's InnerException and stack trace are preserved. Is there a difference between the following code blocks in the way they handle this?
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How can you represent inheritance in a database?
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@Bill Karwin describes three inheritance models in his SQL Antipatterns book, when proposing solutions to the SQL Entity-Attribute-Value antipattern. This is a brief overview:
Single Table Inheritance (aka Table Per Hierarchy Inheritance):
Using a single table as in your first...
Android Studio vs Eclipse + ADT Plugin? [closed]
I would like to have objective answers about this question :
8 Answers
8
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