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What is the difference between String.Empty and “” (empty string)?
In .NET, what is the difference between String.Empty and "" , and are they interchangable, or is there some underlying reference or Localization issues around equality that String.Empty will ensure are not a problem?
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How can I force Powershell to return an array when a call only returns one object?
I'm using Powershell to set up IIS bindings on a web server, and having a problem with the following code:
7 Answers
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PHP - include a php file and also send query parameters
...age from my php script based on certain conditions. I have an if condition and am doing an "include" if the condition is satisfied.
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Javascript : natural sort of alphanumerical strings
I'm looking for the easiest way to sort an array that consists of numbers and text, and a combination of these.
7 Answers
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Accept function as parameter in PHP
...s going to answer, but wanted to find some documentation to link to first, and didn't know what it was called exactly. Ah well, now I'll know for when I need to do this as well. Thanks.
– Rob
Apr 23 '10 at 17:01
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How do I add a placeholder on a CharField in Django?
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This was the easiest method for me - and it was nice that all the other attributes (i.e. required) were still automatically added without me having to specify them.
– JxAxMxIxN
Jun 25 '17 at 17:17
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Android global variable
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You can extend the base android.app.Application class and add member variables like so:
public class MyApplication extends Application {
private String someVariable;
public String getSomeVariable() {
return someVariable;
}
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Classpath including JAR within a JAR
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If you're trying to create a single jar that contains your application and its required libraries, there are two ways (that I know of) to do that. The first is One-Jar, which uses a special classloader to allow the nesting of jars. The second is UberJar, (or Shade), which explodes the included...
How to switch between hide and view password
Is there a clever way to let the user switch between hide and view password in an android EditText?
A number of PC based apps let the user do this.
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Get the real width and height of an image with JavaScript? (in Safari/Chrome)
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Webkit browsers set the height and width property after the image is loaded. Instead of using timeouts, I'd recommend using an image's onload event. Here's a quick example:
var img = $("img")[0]; // Get my img elem
var pic_real_width, pic_real_height;
$...