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How many threads can a Java VM support?
How many threads can a Java VM support? Does this vary by vendor? by operating system? other factors?
12 Answers
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String replacement in java, similar to a velocity template
Is there any String replacement mechanism in Java, where I can pass objects with a text, and it replaces the string as it occurs.
For example, the text is :
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What is the most efficient string concatenation method in python?
...tenation method in Python (like StringBuilder in C# or StringBuffer in Java)? I found following methods here :
11 Answ...
Most concise way to convert a Set to a List
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... and thereby radically defying the Java code conventions: oracle.com/technetwork/java/javase/documentation/… ! :) :)
– Håvard Geithus
Feb 1 '14 at 0:49
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【解决】ChartData2D 二维图表组件报错 - 用户反馈 - 清泛IT社区，为创新赋能！
运行故障
java.lang.Index0ut0fBoundsException: Index: 9, Size: 1 at java.util.ArrayList.add(ArrayList.java:483) at com.google.appinventor.components.runtime.LineChartBaseDataModel.addEntryFromTuple(LineChartBaseDataModel.java:89) at
com.google.appinventor.components.runtime.ChartData2D$1.run(Ch...
String contains - ignore case [duplicate]
...toLowerCase,
you can implement your own custom containsIgnoreCase using java.lang.String.regionMatches
public boolean regionMatches(boolean ignoreCase,
int toffset,
String other,
int ooffset,
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Is there a method for String conversion to Title Case?
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There are no capitalize() or titleCase() methods in Java's String class. You have two choices:
using commons lang string utils.
StringUtils.capitalize(null) = null
StringUtils.capitalize("") = ""
StringUtils.capitalize("cat") = "Cat"
StringUtils.capitalize("cAt...
Removing an element from an Array (Java) [duplicate]
...here any fast (and nice looking) way to remove an element from an array in Java?
15 Answers
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NullPointerException in Java with no StackTrace
I've had instances of our Java code catch a NullPointerException , but when I try to log the StackTrace (which basically ends up calling Throwable.printStackTrace() ), all I get is:
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Making a mocked method return an argument that was passed to it
...therString",mock.myFunction("anotherString"));
}
Since Mockito 1.9.5 and Java 8, you can also use a lambda expression:
when(myMock.myFunction(anyString())).thenAnswer(i -> i.getArguments()[0]);
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