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How to load JAR files dynamically at Runtime?
... jar file
jcl.add(new URL("http://myserver.com/myjar.jar")); // Load jar from a URL
jcl.add(new FileInputStream("myotherjar.jar")); // Load jar file from stream
jcl.add("myclassfolder/"); // Load class folder
jcl.add("myjarlib/"); // Recursively load all jar files in the folder/sub-folder(s)
Jc...
Change “on” color of a Switch
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As of now it is better to use SwitchCompat from the AppCompat.v7 library. You can then use simple styling to change the color of your components.
values/themes.xml:
<style name="Theme.MyTheme" parent="Theme.AppCompat.Light">
<!-- colorPrimary is used fo...
How to enable cross-origin resource sharing (CORS) in the express.js framework on node.js
...at will support cross-domain scripting, while still providing static files from a public directory. I'm using the express.js and am not really sure how to allow cross-domain scripting ( Access-Control-Allow-Origin: * ).
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How to check whether a string is Base64 encoded or not
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from the documentation: isArrayByteBase64(byte[] arrayOctet) Deprecated. 1.5 Use isBase64(byte[]), will be removed in 2.0.
– Avinash R
Dec 5 '13 at 4:32
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The performance impact of using instanceof in Java
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Modern JVM/JIC ..COuld you please mention from which java version these optimiszation have been covered?
– Ravisha
Dec 3 '10 at 9:50
146
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How to add test coverage to a private constructor?
...oblems for Sonar's code coverage tool (when I do this the class disappears from the code coverage reports of Sonar).
– Adam Parkin
Mar 22 '13 at 20:14
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Can someone explain the dollar sign in Javascript?
...riable means nothing special to the interpreter, much like an underscore.
From what I've seen, many people using jQuery (which is what your example code looks like to me) tend to prefix variables that contain a jQuery object with a $ so that they are easily identified and not mixed up with, say, in...
Test if characters are in a string
...prints to its output string.
Now, the grep program is basically a filter, from lines of input, to lines of output. And it seems that R's grep function similarly will take an array of inputs. For reasons that are utterly unknown to me (I only started playing with R about an hour ago), it returns a v...
Why does volatile exist?
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volatile is needed if you are reading from a spot in memory that, say, a completely separate process/device/whatever may write to.
I used to work with dual-port ram in a multiprocessor system in straight C. We used a hardware managed 16 bit value as a semaphore ...
How can I check if a command exists in a shell script? [duplicate]
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Check if a program exists from a Bash script specifically advises against using which.
– jww
Oct 16 '17 at 4:06
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