java Programming Glossary: posix
Do spurious wakeups actually happen? http://stackoverflow.com/questions/1050592/do-spurious-wakeups-actually-happen  only be avoided by the caller checking for an invariant. A POSIX signal will therefore generate a spurious wakeup. Summary If.. 
 Distinguish Java threads and OS threads? http://stackoverflow.com/questions/1888160/distinguish-java-threads-and-os-threads  linuxthreads threading implementation which is not fully POSIX compliant instead of NPTL. On a linuxthreads system threads.. extensions in the output. It should mention either Native POSIX Threads Library or linuxthreads. At the OS level theads don't.. 
 Why are dates calculated from January 1st, 1970? http://stackoverflow.com/questions/2533563/why-are-dates-calculated-from-january-1st-1970  question   It is the standard of Unix time. Unix time or POSIX time is a system for describing points in time defined as the.. 
 Why do threads spontaneously awake from wait()? http://stackoverflow.com/questions/2540984/why-do-threads-spontaneously-awake-from-wait  is because many implementations may be based on pthreads POSIX threads that have this behaviour. Why Wikipedia According to.. According to David R. Butenhof's Programming with POSIX Threads ISBN 0 201 63392 2 This means that when you wait on.. 
 What is the JVM Scheduling algorithm? http://stackoverflow.com/questions/2816011/what-is-the-jvm-scheduling-algorithm  threading mechanism provided by the OS which would imply POSIX Threads pthreads on UNIX Mac OS X Linux etc. and would imply.. 
 How do I configure and communicate with a serial port? http://stackoverflow.com/questions/3049/how-do-i-configure-and-communicate-with-a-serial-port  question you can access it programmatically through the POSIX headers. termios.h is the big one. See http www.easysw.com ~mike.. 
 How can I set the umask from within java? http://stackoverflow.com/questions/3175303/how-can-i-set-the-umask-from-within-java  directly since Java is an abstraction and the umask is POSIX implementation specific. But you have the following API File.. 
 Java: Split string when an uppercase letter is found http://stackoverflow.com/questions/3752636/java-split-string-when-an-uppercase-letter-is-found 
 I/O concept flush vs sync http://stackoverflow.com/questions/4072878/i-o-concept-flush-vs-sync  device disk . This is the same as the sync call in Linux POSIX. If your Java application really needs to ensure that data is.. 
 Unicode equivalents for \w and \b in Java regular expressions? http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions  nor to Unicode line break properties . Additionally the POSIX properties in Java are accessed this way POSIX syntax Java syntax.. the POSIX properties in Java are accessed this way POSIX syntax Java syntax Lower p Lower Upper p Upper ASCII p ASCII.. 
 Are Java and C# regular expressions compatible? http://stackoverflow.com/questions/538579/are-java-and-c-sharp-regular-expressions-compatible  classes subtraction abc abc .NET YES 2.0 Java NO p Alpha POSIX character class .NET NO Java YES ASCII   share improve this.. 
 Need sample Java code to run a shellscript http://stackoverflow.com/questions/609762/need-sample-java-code-to-run-a-shellscript  String cmd new String 2 cmd 0 bin sh should exist on all POSIX systems cmd 1 args 0 Runtime rt Runtime.getRuntime System.out.println.. 
 How do i programmatically change file permissions? http://stackoverflow.com/questions/664432/how-do-i-programmatically-change-file-permissions  7 as part of the new New IO facility NIO.2 . For example POSIX permissions can be set with setPosixFilePermissions . In earlier.. 
 Limit Java Heap Space for play framework globaly http://stackoverflow.com/questions/6763453/limit-java-heap-space-for-play-framework-globaly  m unlimited open files  n 1024 pipe size 512 bytes p 8 POSIX message queues bytes q 819200 stack size kbytes s 10240 cpu.. 
 Regex for validating alphabetics and numbers in the localized string http://stackoverflow.com/questions/9499851/regex-for-validating-alphabetics-and-numbers-in-the-localized-string  the Unicode version of Predefined character classes and POSIX character classes. See here for more details You can also have.. 
 Is there a Java library of Unix functions? http://stackoverflow.com/questions/1088113/is-there-a-java-library-of-unix-functions  or the javaunix library which uses JNI.  java unix jni posix   share improve this question   I'm aware of two compelling.. this question   I'm aware of two compelling projects posix for Java based on JNI derived from Jython jna posix based on.. posix for Java based on JNI derived from Jython jna posix based on JNA derived from JRuby Personally I like very much.. 
 Distinguish Java threads and OS threads? http://stackoverflow.com/questions/1888160/distinguish-java-threads-and-os-threads  from another Java code  java linux jvm multithreading posix   share improve this question   On Linux Java threads are implemented.. 
 Can multiple threads see writes on a direct mapped ByteBuffer in Java? http://stackoverflow.com/questions/7002510/can-multiple-threads-see-writes-on-a-direct-mapped-bytebuffer-in-java  a thin wrapper around CreateFileMapping Windows or mmap posix . As such you have direct access to the buffer cache of the.. an open read operation . For more info look up mmap in posix or CreateFileMapping for Windows which was built almost the.. 
 Good alternative to shared memory IPC for Java/C++ apps on Linux http://stackoverflow.com/questions/904492/good-alternative-to-shared-memory-ipc-for-java-c-apps-on-linux  depends how you plan to have your apps interract. In the posix environment you have pipes shared memory sockets semaphores.. 
 
 
     
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