|
- What is the difference between == and equals () in Java?
0 In Java, == and the equals method are used for different purposes when comparing objects Here's a brief explanation of the difference between them along with examples: == Operator: The == operator is used for reference comparison It checks whether two references point to the exact same object in memory Example: String str1 = new String
- What is the Java ?: operator called and what does it do?
Not only in Java, this syntax is available within PHP, Objective-C too In the following link it gives the following explanation, which is quiet good to understand it: A ternary operator is some operation operating on 3 inputs It's a shortcut for an if-else statement, and is also known as a conditional operator In Perl PHP it works as:
- java - (AND) and || (OR) in IF statements - Stack Overflow
Java has 5 different boolean compare operators: , , |, ||, ^ and are "and" operators, | and || "or" operators, ^ is "xor" The single ones will check every parameter, regardless of the values, before checking the values of the parameters The double ones will first check the left parameter and its value and if true (||) or false ( ) leave the second one untouched Sound compilcated? An
- How do the post increment (i++) and pre increment (++i) operators work . . .
How do the post increment (i++) and pre increment (++i) operators work in Java? Asked 15 years, 5 months ago Modified 1 year, 2 months ago Viewed 445k times
- What is the percent % operator in java? - Stack Overflow
What is the percent % operator in java? Asked 8 years, 2 months ago Modified 4 years ago Viewed 64k times
- Java Versions and Compatibility - Stack Overflow
Java 20 was fully ready for production use (Java 20 no longer receives updates a few months after the successive version 21 ships ) You said: What is the JDK to Java SE equivalence? Java SE is a set of specifications published by Oracle Corp Java (and Java SE) is a trademark owned by Oracle Corp Available for use only with permission by Oracle
- java - How to view and edit cacerts file? - Stack Overflow
As far as the original question, you can use the keytool command to view and edit a keystore like cacerts To view all keys in the keystore, use keytool -list: $ keytool -list -keystore ${keystore file} where ${keystore file} is the path to the cacerts file, in your case C:\IBM\Websphere85\jdk\jre\lib\security\cacerts To remove a specific key, use keytool -delete: $ keytool -delete -alias
- What does the ^ operator do in Java? - Stack Overflow
Exponentiation in Java As for integer exponentiation, unfortunately Java does not have such an operator You can use double Math pow(double, double) (casting the result to int if necessary) You can also use the traditional bit-shifting trick to compute some powers of two That is, (1L << k) is two to the k -th power for k=0 63 See also Wikipedia: Arithmetic shift
|
|
|