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Java default constructor
...rated unless you define another constructor. Any uninitialised fields will be set to their default values. For your example, it would look like this assuming that the types are String, int and int, and that the class itself is public:
public Module()
{
super();
this.name = null;
this.credits ...
if else statement in AngularJS templates
...o a condition in an AngularJS template. I fetch a video list from the Youtube API. Some of the videos are in 16:9 ratio and some are in 4:3 ratio.
...
Creating the Singleton design pattern in PHP5
...is method to get singleton
*
* @return UserFactory
*/
public static function Instance()
{
static $inst = null;
if ($inst === null) {
$inst = new UserFactory();
}
return $inst;
}
/**
* Private ctor so nobody else can ins...
Why does PHP consider 0 to be equal to a string?
... int, so in this case it is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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How can I check file size in Python?
I am writing a Python script in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
...
Get the time difference between two datetimes
I know I can do anything and some more envolving Dates with momentjs. But embarrassingly, I'm having a hard time trying to do something that seems simple: geting the difference between 2 times.
...
How to get names of classes inside a jar file?
...iles, and then determine which Java class each .class file represents; or (b) you can use a library that does this for you.
Option (a): Scanning JAR files manually
In this option, we'll fill classNames with the list of all Java classes contained inside a jar file at /path/to/jar/file.jar.
List<...
ASP.NET MVC Conditional validation
...
There's a much better way to add conditional validation rules in MVC3; have your model inherit IValidatableObject and implement the Validate method:
public class Person : IValidatableObject
{
public string Name { get; set; }
public...
Use space as a delimiter with cut command
...
cut -d ' ' -f 2
Where 2 is the field number of the space-delimited field you want.
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In-place type conversion of a NumPy array
...a NumPy array of int32 , how do I convert it to float32 in place ? So basically, I would like to do
6 Answers
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