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Run a JAR file from the command line and specify classpath
...re)
Specify everything (including your jar) on the commandline using -cp:
java -cp MyJar.jar:lib/* com.somepackage.subpackage.Main
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How to supply value to an annotation from a Constant java
I am thinking this may not be possible in Java because annotation and its parameters are resolved at compile time. I have an interface as follows,
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Difference between File.separator and slash in paths
...hat is the difference between using File.separator and a normal / in a Java Path-String?
14 Answers
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How do I change the IntelliJ IDEA default JDK?
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May I ask IntelliJ IDEA to use my %JAVA_HOME% system variable as a value of JDK home path? I want IntelliJ IDEA to reflect changes of JAVA_HOME sys variable automatically.
– Ivan_Bereziuk
Nov 16 '17 at 10:48
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Type List vs type ArrayList in Java [duplicate]
...rn types being changed as well (will cause a NoSuchMethodException between Java versions if the internal return type changes). An example of this is the change in the return type of keySet in ConcurrentHashMap between Java 7 and 8.
– Rogue
Mar 12 '15 at 23:11
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JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instanti
...e comes from. I am trying a structure like this but I am absolutely new to Java.
– andho
Jan 11 '13 at 9:19
183
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Java Class that implements Map and keeps insertion order?
I'm looking for a class in java that has key-value association, but without using hashes. Here is what I'm currently doing:
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How do the post increment (i++) and pre increment (++i) operators work in Java?
Can you explain to me the output of this Java code?
14 Answers
14
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Openssl is not recognized as an internal or external command
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This is worked for me successfully.
"C:\Program Files\Java\jdk1.6.0_26\bin\keytool.exe" -exportcert -alias sociallisting -keystore "D:\keystore\SocialListing" | "C:\cygwin\bin\openssl.exe" sha1 -binary | "C:\cygwin\bin\openssl.exe" base64
Be careful with below path :
"C:\Prog...
Java: Best way to iterate through a Collection (here ArrayList)
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There is additionally collections’ stream() util with Java 8
collection.forEach((temp) -> {
System.out.println(temp);
});
or
collection.forEach(System.out::println);
More information about Java 8 stream and collections for wonderers link
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