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Start service in Android
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Java code for start service:
Start service from Activity:
startService(new Intent(MyActivity.this, MyService.class));
Start service from Fragment:
getActivity().startService(new Intent(getActivity(), MyService.class));
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Method Overloading for null argument
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Java will always try to use the most specific applicable version of a method that's available (see JLS §15.12.2).
Object, char[] and Integer can all take null as a valid value. Therefore all 3 version are applicable, so Jav...
千亿时代 网游走到十字路口 - 资讯 - 清泛网 - 专注C/C++及内核技术
...头身上，ChinaJoy开展前一天公布的研发多年的索尼Morpheus系统和VR头盔如约出现在展会上，提供四款游戏产品及20多个demo供玩家试玩。
实际上，一年前的ChinaJoy上没有一家VR企业，今年一下子就来了8家，除了索尼，不久之前创下...
How to delete a folder with files using Java
I want to create and delete a directory using Java, but it isn't working.
25 Answers
2...
java.net.MalformedURLException: no protocol
I am getting Java exception like:
2 Answers
2
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Can we have multiline comments in a Java properties file?
In a Java .properties file we can do single line comments with # .
11 Answers
11
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What does the keyword “transient” mean in Java? [duplicate]
...e object
is recreated from those bytes. Member
variables marked by the java transient
keyword are not transferred, they are
lost intentionally.
Example from there, slightly modified (thanks @pgras):
public class Foo implements Serializable
{
private String saveMe;
private transient...
How to set IntelliJ IDEA Project SDK
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For a new project select the home directory of the jdk
eg C:\Java\jdk1.7.0_99
or C:\Program Files\Java\jdk1.7.0_99
For an existing project.
1) You need to have a jdk installed on the system.
for instance in
C:\Java\jdk1.7.0_99
2) go to project structure under File menu ctrl+alt+s...
How to check if BigDecimal variable == 0 in java?
I have the following code in Java;
10 Answers
10
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Methods inside enum in C#
In Java, it's possible to have methods inside an enum.
6 Answers
6
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