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How to convert BigDecimal to Double in Java?
How we convert BigDecimal into Double in java? I have a requirement where we have to use Double as argument but we are getting BigDecimal so i have to convert BigDecimal into Double .
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Setting a system environment variable from a Windows batch file?
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Simple example for how to set JAVA_HOME with setx.exe in command line:
setx JAVA_HOME "C:\Program Files (x86)\Java\jdk1.7.0_04"
This will set environment variable "JAVA_HOME" for current user. If you want to set a variable for all users, you have to us...
What's a monitor in Java?
What's a monitor referred to in concurrent programming in Java?
7 Answers
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Initialize a long in Java
Primitive Data Types - oracle doc says the range of long in Java is -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 .
But when I do something like this in my eclipse
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Why am I getting a NoClassDefFoundError in Java?
I am getting a NoClassDefFoundError when I run my Java application. What is typically the cause of this?
27 Answers
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How to convert TimeStamp to Date in Java?
How do I convert 'timeStamp' to date after I get the count in java?
16 Answers
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Best approach to converting Boolean object to string in java
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@lazyvab In all honesty I have no idea! I don't write Java anymore but I can only presumable it was something I must have heard. I've been programming in other languages for the past few years but can't see why using this in production would hurt. Besides System.out.println is f...
What is the standard exception to throw in Java for not supported/implemented operations?
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java.lang.UnsupportedOperationException
Thrown to indicate that the requested operation is not supported.
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Java Mouse Event Right Click
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I've seen
anEvent.isPopupTrigger()
be used before. I'm fairly new to Java so I'm happy to hear thoughts about this approach :)
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@RequestParam in Spring MVC handling optional parameters
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As part of Spring 4.1.1 onwards you now have full support of Java 8 Optional (original ticket) therefore in your example both requests will go via your single mapping endpoint as long as you replace required=false with Optional for your 3 params logout, name, password:
@RequestMapping...