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What is mutex and semaphore in Java ? What is the main difference?
What is mutex and semaphore in Java ? What is the main difference ?
11 Answers
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How to schedule a periodic task in Java?
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You should take a look to Quartz it's a java framework wich works with EE and SE editions and allows to define jobs to execute an specific time
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Group a list of objects by an attribute : Java
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In Java 8:
Map<String, List<Student>> studlistGrouped =
studlist.stream().collect(Collectors.groupingBy(w -> w.stud_location));
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Creating java date object from year,month,day
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IBM API designers, JavaScript API designers. Other than that, probably nobody. Note that Calendar is now obsoleted by th the Java 8 java.time API, which does the right thing.
– JB Nizet
Sep 27 '17 at 6:55
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How to read XML using XPath in Java
I want to read XML data using XPath in Java, so for the information I have gathered I am not able to parse XML according to my requirement.
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How can I resize an image using Java?
I need to resize PNG, JPEG and GIF files. How can I do this using Java?
17 Answers
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How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
... According to CoverosGene's answer keytool supports it since Java 6. This is the link he provided
– Houtman
Dec 8 '14 at 11:58
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java.io.Console support in Eclipse IDE
I use the Eclipse IDE to develop, compile, and run my Java projects. Today, I'm trying to use the java.io.Console class to manage output and, more importantly, user input.
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How to list the files inside a JAR file?
...s entry. */
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}
}
}
else {
/* Fail... */
}
Note that in Java 7, you can create a FileSystem from the JAR (zip) file, and then use NIO's directory walking and filtering mechanisms to search through it. This would make it easier to write code that handles JARs and "exploded" directo...
uint8_t vs unsigned char
...ause someone mentioned one (and linked to developer docs for it) in a comp.lang.c++.moderated discussion on whether C/C++ type guarantees are too weak, but I cannot find that thread anymore, and it's always handy to reference that in any similar discussions :)
– Pavel Minaev
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