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Why is __init__() always called after __new__()?
...ost well-known OO languages, an expression like SomeClass(arg1, arg2) will allocate a new instance, initialise the instance's attributes, and then return it.
In most well-known OO languages, the "initialise the instance's attributes" part can be customised for each class by defining a constructor, ...
Iterate over each line in a string in PHP
...is defined as "\r\n", strtok will separate on either character - and as of PHP4.1.0, skip empty lines/tokens.
See the strtok manual entry:
http://php.net/strtok
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How to install and run phpize
I have been meaning to install ffmpeg as an extension to my PHP setup. So before I can install it, I need to phpize it. I installed php5-dev by sudo apt-get install php5-dev . But now when I run phpize I get the following error :
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How to get body of a POST in php?
I submit as POST to a php page the following:
8 Answers
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How do I check CPU and Memory Usage in Java?
...ilder sb = new StringBuilder();
long maxMemory = runtime.maxMemory();
long allocatedMemory = runtime.totalMemory();
long freeMemory = runtime.freeMemory();
sb.append("free memory: " + format.format(freeMemory / 1024) + "<br/>");
sb.append("allocated memory: " + format.format(allocatedMemory /...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...and it's particularly bad on Windows (due to the many types of objects and allocators).
In C++, resource management is particularly complicated due to the combination of exceptions and (C++ style) templates. For a peek under the hood, see GOTW8).
C++ guarantees that the destructor is called if...
What is difference between instantiating an object using new vs. without
...
The line:
Time t (12, 0, 0);
... allocates a variable of type Time in local scope, generally on the stack, which will be destroyed when its scope ends.
By contrast:
Time* t = new Time(12, 0, 0);
... allocates a block of memory by calling either ::operato...
What does the variable $this mean in PHP?
I see the variable $this in PHP all the time and I have no idea what it's used for. I've never personally used it.
10 An...
In PHP, what is a closure and why does it use the “use” identifier?
I'm checking out some PHP 5.3.0 features and ran across some code on the site that looks quite funny:
6 Answers
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Best practices for reducing Garbage Collector activity in Javascript
...arios, so please keep in mind the context when judging the advice I give.
Allocation happens in modern interpreters in several places:
When you create an object via new or via literal syntax [...], or {}.
When you concatenate strings.
When you enter a scope that contains function declarations.
Wh...