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What's the best way to unit test protected & private methods in Ruby?
... long ago, send/__send__ can call methods of all visibility - redmine.ruby-lang.org/repositories/revision/1?rev=13824
– dolzenko
May 18 '10 at 5:41
2
...
What Android tools and methods work best to find memory/resource leaks? [closed]
...the most common errors that I found developing Android Apps is the “java.lang.OutOfMemoryError: Bitmap Size Exceeds VM Budget” error. I found this error frecuently on activities using lots of bitmaps after changing orientation: the Activity is destroyed, created again and the layouts are “infl...
Why do Java programmers like to name a variable “clazz”? [closed]
...cores to having identifiers which differ in case only. Were I designing a language, I would have it be a hybrid of case-sensitive and non-case-sensitive rules: any identifier could only be used in exactly the original casing, but declaration of any identifier would hide any pre-existing identifiers...
How to test if a string is JSON or not?
...an object you'll need to do a little more.
– Michael Lang
Nov 18 '15 at 23:15
20
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How to implement the Android ActionBar back button?
...
I got the error: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
– Jones
Mar 15 at 21:12
...
How is an overloaded method chosen when a parameter is the literal null value?
...e for a reference of type null. It is confusing if by "Int" you meant java.lang.Integer or if you meant the primitive type int.
– Edwin Dalorzo
Oct 23 '12 at 15:12
...
Spring RestTemplate timeout
...above code doesn't work in latest Spring. It gives ClassCastException java.lang.ClassCastException: org.springframework.http.client.InterceptingClientHttpRequestFactory cannot be cast to org.springframework.http.client.HttpComponentsClientHttpRequestFactory
– comiventor
...
Inputting a default image in case the src attribute of an html is not valid?
...HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
<title>Object Test</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<p>
<object data="http://s...
Converting array to list in Java
...s);
But then if you do something like this:
list.add(1);
you get java.lang.UnsupportedOperationException.
So for some cases you even need this:
Integer[] values = { 1, 3, 7 };
List<Integer> list = new ArrayList<Integer>(Arrays.asList(values));
First approach actually does not con...
How can I clear or empty a StringBuilder? [duplicate]
...rate the entire buffer and null each character (e.g. kickjava.com/src/java/lang/AbstractStringBuilder.java.htm). Depending on the size of the buffer, that could be expensive as well. On the other hand, unless it's uber-performant code, go with what looks clearest to you and don't spend time on micro...