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Java Can't connect to X11 window server using 'localhost:10.0' as the value of the DISPLAY variable
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This command helped me to solve the problem:
export DISPLAY=:0
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Why aren't variables declared in “try” in scope in “catch” or “finally”?
In C# and in Java (and possibly other languages as well), variables declared in a "try" block are not in scope in the corresponding "catch" or "finally" blocks. For example, the following code does not compile:
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CSS selector by inline style attribute
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The inline style attribute is no different to any other HTML attribute and can be matched with a substring attribute selector:
div[style*="display:block"]
It is for this very reason however that it's extremely fragile. As attribute selectors don't support regular expressions, you can only per...
Send a file via HTTP POST with C#
I've been searching and reading around to that and couldn't fine anything really useful.
8 Answers
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Why can't static methods be abstract in Java?
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Because "abstract" means: "Implements no functionality", and "static" means: "There is functionality even if you don't have an object instance". And that's a logical contradiction.
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The requested resource does not support HTTP method 'GET'
My route is correctly configured, and my methods have the decorated tag. I still get "The requested resource does not support HTTP method 'GET'" message?
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Java - sending HTTP parameters via POST method easily
...;param2=b&param3=c";
byte[] postData = urlParameters.getBytes( StandardCharsets.UTF_8 );
int postDataLength = postData.length;
String request = "http://example.com/index.php";
URL url = new URL( request );
HttpURLConnection conn= (HttpURLConnection) url.openConnecti...
Android - Set fragment id
...nsaction's add(int containerViewId, Fragment fragment, String tag) method and FragmentManager's findFragmentByTag(String) method.
In one of my apps, I was forced to generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction, anyway.
Another advantage to ...
Set a default font for whole iOS app?
...c.).
Remember you'll need to put the UIAppFonts value in your info.plist and include the name of the font you're including.
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iOS JavaScript bridge
I'm working on an app where I'm going to use both HTML5 in UIWebView and native iOS framework together. I know that I can implement communication between JavaScript and Objective-C. Are there any libraries that simplify implementing this communication? I know that there are several libraries to crea...