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Is there a VB.NET equivalent of C# out parameters?
... initialise the variable first.
Example:
Sub Main()
Dim y As Integer
Test(y)
End Sub
Sub Test(ByRef x As Integer)
x = 42
End Sub
(If you examine code in the framework (for example Double.TryParse), you may see the <OutAttribute> added to parameters, but that only makes a difference ...
Full Screen DialogFragment in Android
...out instead of RelativeLayout. I was targeting the 3.0 Honeycomb api when testing.
public class FragmentDialog extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button button = (Butto...
CentOS+Nginx+PHP+MySQL详细配置(图解) - PHP - 清泛IT论坛，有思想、有深度
...面我们在这个目录下新建一个PHP页面测试网页，文件名为test.php，内容如下
重启PHP与nginx后(可以用杀死进程的方式关闭，然后在启动)我们在浏览器中输入http://localhost/test.php，出现如下界面算成功
How to get the caret column (not pixels) position in a textarea, in characters, from the start?
...
caret at position 0 would fail the test if (el.selectionStart) { return el.selectionStart; }...
– okm
Aug 7 '13 at 13:24
...
Check if value exists in Postgres array
Using Postgres 9.0, I need a way to test if a value exists in a given array. So far I came up with something like this:
7 A...
Stop setInterval call in JavaScript
...the scope is risky because functions are there too. For example, "function test(){}" is accessible via window.test, which is the same as not using a scope at all, because it's a shorthand. Hope this helps.
– Schien
Jan 19 '14 at 6:05
...
Use cases for the 'setdefault' dict method
...t: {1: 5, 2: 6}
In: d.setdefault(2, 0)
Out: 6
In: d.setdefault(2, print('test'))
test
Out: 6
As you can see, print was also executed even though 2 already existed in the dictionary. This becomes particularly important if you are planning to use setdefault for example for an optimization like mem...
Case insensitive 'Contains(string)'
...
To test if the string paragraph contains the string word (thanks @QuarterMeister)
culture.CompareInfo.IndexOf(paragraph, word, CompareOptions.IgnoreCase) >= 0
Where culture is the instance of CultureInfo describing the lan...
How to scroll HTML page to given anchor?
...
In the latest Chrome release this is the only method I have found that consistently works. Thanks for the tip!
– gaborous
Jun 6 at 9:36
...
How to get a key in a JavaScript object by its value?
...s[ prop ] === value )
return prop;
}
}
}
var test = {
key1: 42,
key2: 'foo'
};
test.getKeyByValue( 42 ); // returns 'key1'
One word of caution: Even if the above works, its generally a bad idea to extend any host or native object's .prototype. I did it here be...