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How to write a JSON file in C#?
...ere's a feature comparison between common serialisers as well as benchmark tests .
Below is a graph of performance taken from the linked article:
This separate post, states that:
Json.NET has always been memory efficient, streaming the reading and writing large documents rather than lo...
How to debug stream().map(…) with lambda expressions?
In our project we are migrating to java 8 and we are testing the new features of it.
6 Answers
...
Couldn't register with the bootstrap Server
...the hang when using the simulator, look at this thread: Strange Error When Testing Simulator
You may find this test of interest, as it will tell you ASAP if the only solution is to reboot now or not:
Open Terminal and run this command: ps -Ael | grep Z. If you get two entries, one "(clang)" and th...
Match multiline text using regular expression
...s pattern
Thus the problem is with the regex. Try the following.
String test = "User Comments: This is \t a\ta \ntest\n\n message \n";
String pattern1 = "User Comments: [\\s\\S]*^test$[\\s\\S]*";
Pattern p = Pattern.compile(pattern1, Pattern.MULTILINE);
System.out.println(p.matcher(test).find())...
How do I find the caller of a method using stacktrace or reflection?
...and seems to be faster than the stack trace method.
The following program tests the speed of the different suggested methods (the most interesting bit is in the inner class SecurityManagerMethod):
/**
* Test the speed of various methods for getting the caller class name
*/
public class TestGetCa...
Read .mat files in Python
...
First save the .mat file as:
save('test.mat', '-v7')
After that, in Python, use the usual loadmat function:
import scipy.io as sio
test = sio.loadmat('test.mat')
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How to mark a build unstable in Jenkins when running shell scripts
...d some are PHP scripts. One of the PHP scripts is running some integration tests that output to JUnit XML, code coverage reports, and similar.
...
Static Initialization Blocks
...o matter how many objects of that type you create.
Example:
public class Test {
static{
System.out.println("Static");
}
{
System.out.println("Non-static block");
}
public static void main(String[] args) {
Test t = new Test();
Test t2 = new Tes...
How can you detect the version of a browser?
...You can see what the browser says, and use that information for logging or testing multiple browsers.
navigator.sayswho= (function(){
var ua= navigator.userAgent, tem,
M= ua.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+)/i) || [];
if(/trident/i.test(M[1])){
...
javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'
...
If you are using tomcat as your server runtime and you get this error in tests (because tomcat runtime is not available during tests) than it makes make sense to include tomcat el runtime instead of the one from glassfish). This would be:
<dependency>
<groupId>org.apache.t...