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Get context of test project in Android junit test case
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I get java.lang.NoSuchMethodException: android.test.ServiceTestCase.getTestContext()
– kurdtpage
May 23 '18 at 4:28
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How can I check whether an array is null / empty?
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I am from .net background. However, java/c# are more/less same.
If you instantiate a non-primitive type (array in your case), it won't be null.
e.g. int[] numbers = new int[3];
In this case, the space is allocated & each of the element has a default value ...
Postgres: “ERROR: cached plan must not change result type”
...ot change result type when trying to solve the problem in the context of a Java / JDBC application.
I was able to reliably reproduce the error by running schema upgrades (i.e. DDL statements) while my back-end app that used the DB was running. If the app was querying a table that had been changed ...
How to check if a json key exists?
...has":
http://developer.android.com/reference/org/json/JSONObject.html#has(java.lang.String)
Returns true if this object has a mapping for name. The mapping may be NULL.
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How to randomize two ArrayLists in the same fashion?
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This is the Java, object oriented solution. Perhaps, how it should be done... :)
– Evan
Feb 5 '13 at 0:45
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How to change Android version and code version number?
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Is there a way to access the versionname in Java?
– Mark Molina
Jun 13 '14 at 9:33
Do w...
What is the difference between a 'closure' and a 'lambda'?
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@AlexanderOrlov: They are both lambdas and closures. Java had closures before via anonymous inner classes. Now that functionality has been made syntactically easier via lambda expressions. So probably the most relevant aspect of the new feature is that there are now lambdas. It...
Setting up a deployment / build / CI cycle for PHP projects
... docs - run cross-platform.
Setting up a hudson server
Prerequisites:
Java (1.5 will serve you just fine)
Read access to the subversion server (I have a separate account for the hudson user)
From here, it's just:
java -jar hudson.war
This will run a small server instance right off your con...
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
... level interrupt handlers will notice it and can handle it appropriately.
Java Concurrency in Practice discusses this in more detail in Chapter 7.1.3: Responding to Interruption. Its rule is:
Only code that implements a thread's interruption policy may swallow an interruption request. General-p...
Writing to output window of Visual Studio
...o the output window for debugging purposes. I searched for a function like Java's system.out.println("") . I tried Debug.Write , Console.Write , and Trace.Write . It does not give an error, but it does not print anything either.
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