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Abstract Class vs Interface in C++ [duplicate]
...o clear distinction between interface and abstract class in C++ unlike Java and C#. When would it be more preferrable to use an interface instead of an abstract class in C++? Could you give some examples?
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What is the purpose of Serialization in Java?
I have read quite a number of articles on Serialization and how it is so nice and great but none of the arguments were convincing enough. I am wondering if someone can really tell me what is it that we can really achieve by serializing a class?
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CentOS 64 bit bad ELF interpreter
...y test, it will be installed and works without problems.
sudo yum install java-1.8.0-openjdk.i686
Note:
The java-1.8.0-openjdk package contains just the Java Runtime Environment. If you want to develop Java programs then install the java-1.8.0-openjdk-devel package.
See here for more detail...
Display current time in 12 hour format with AM/PM
...mpleDateFormat("hh:mm a");
Read more on documentation - SimpleDateFormat java 7
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doGet and doPost in Servlets
...threadsafe). So I would strongly recommend to learn a bit more about basic Java SE API using the Oracle tutorials (check the chapter "Trails Covering the Basics") and how to use JSP/Servlets the right way using those tutorials.
See also:
Our servlets wiki page
Java EE web development, where do I ...
Check whether a string matches a regex in JS
I want to use JavaScript (can be with jQuery) to do some client-side validation to check whether a string matches the regex:
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Linux command to print directory structure in the form of a tree
...d -e "s/[^-][^\/]*\// |/g" -e "s/|\([^ ]\)/|-\1/"
– JavaSheriff
Jun 29 '18 at 19:31
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How to find/remove unused dependencies in Gradle
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1. Removes unused dependencies
Family-style jars like com.amazonaws:aws-java-sdk are removed, as
they don't contain any code
2. Promotes transitive dependencies that are used directly by your code to explicit first order dependencies
This has the side effect of breaking up family style JAR fi...
How to return a result from a VBA function
...the return value to the function name is still not exactly the same as the Java (or other) return statement, because in java, return exits the function, like this:
public int test(int x) {
if (x == 1) {
return 1; // exits immediately
}
// still here? return 0 as default.
re...
If Python is interpreted, what are .pyc files?
...nstructions? Python bytecode are not machine instructions, and neither are Java 'JVM' instructions, so neither of these languages are compiled by that definition. But both 'compiled' to an intermediate 'abstract machine' code, and both are far, faster than running the program by more or less directl...