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How do you find the sum of all the numbers in an array in Java?
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You can't. Other languages have some methods for this like array_sum() in PHP, but Java doesn't.
Just..
int[] numbers = {1,2,3,4};
int sum = 0;
for( int i : numbers) {
sum += i;
}
System.out.println(sum);
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What is the equivalent of the C# 'var' keyword in Java?
...), don't forget that non-virtual methods are affected by the Type they are cast as.
I can't imagine a real world scenario where this is indicative of good design, but this may not work as you expect:
class Foo {
public void Non() {}
public virtual void Virt() {}
}
class Bar : Foo {
pu...
JavaScript OOP in NodeJS: how?
...4);
console.log(gExampleSubClass.publicVar);
console.log(gExampleSubClass.CAST("ExampleClass").publicVar);
The code is pure javascript, no transpiling. The example is taken from a number of examples from the official documentation.
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What is the purpose of Order By 1 in SQL select statement?
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Also see:
http://www.techonthenet.com/sql/order_by.php
For a description of order by. I learned something! :)
I've also used this in the past when I wanted to add an indeterminate number of filters to a sql statement. Sloppy I know, but it worked. :P
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Store images in a MongoDB database
...o store small size of files.
Refer to your scripting language driver. For PHP, click here.
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How can I explode and trim whitespace?
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This is also looping (internally) by PHP
– Jason OOO
Oct 13 '13 at 15:47
2
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Booleans, conditional operators and autoboxing
...nboxing is due to the third operator being of boolean type, like (implicit cast added):
Boolean b = (Boolean) true ? true : false;
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Keyboard shortcut to comment lines in Sublime Text 3
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It seems a bug: http://www.sublimetext.com/forum/viewtopic.php?f=3&t=11157&start=0
As a workaround, go to Preferences->Key Bindings - User and add these keybindings (if you're using Linux):
{ "keys": ["ctrl+7"], "command": "toggle_comment", "args": { "block": false } },
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C# DLL config file
...!= null)
{
list.AddRange(connSection.ConnectionStrings.Cast<ConfigurationElement>());
}
}
/// <summary>
/// Gets or sets the <see cref="System.Object"/> with the specified property name.
/// </summary>
/// <value></val...
How to access class constants in Twig?
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@DamianPolac do you know PHPStorm will prompt variable selection in twig file?
– Codium
Jun 21 at 8:38
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