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java Programming Glossary: observeAre java primitive ints atomic by design or by accident? http://stackoverflow.com/questions/1006655/are-java-primitive-ints-atomic-by-design-or-by-accident hasBefore false int thingBefore 0 while keepWatching observe the shared int int thingNow thing fake the 1st value to keep.. to the shared integer while the Watcher checks that the observed values never decrease. On a machine where a 32 bit value had..
Volatile guarantees and out-of-order execution http://stackoverflow.com/questions/2441279/volatile-guarantees-and-out-of-order-execution above will not be re ordered and all threads will observe value one for a if b already has value two . Here is a thread..
Uninitialized variables and members in Java http://stackoverflow.com/questions/268814/uninitialized-variables-and-members-in-java assignment on fields. As it stands it's even possible to observe final fields before they are initialised. share improve this..
Fastest way to determine if an integer's square root is an integer http://stackoverflow.com/questions/295579/fastest-way-to-determine-if-an-integers-square-root-is-an-integer did show improvements was made by John D. Cook . You can observe that the last hex digit i.e. the last 4 bits of a perfect square..
Why comparing Integer with int can throw NullPointerException in Java? http://stackoverflow.com/questions/3352791/why-comparing-integer-with-int-can-throw-nullpointerexception-in-java in Java It was very confusing to me to observe this situation Integer i null String str null if i null Nothing..
When exactly do you use the volatile keyword in Java? http://stackoverflow.com/questions/3488703/when-exactly-do-you-use-the-volatile-keyword-in-java a time atomically in the sense that other threads can not observe the intermediate state between 1 and 2 . Therefore the counter..
What is the purpose of the expression “new String(…)” in Java? http://stackoverflow.com/questions/390703/what-is-the-purpose-of-the-expression-new-string-in-java State In response to the comments which keep coming in observe what the Apache Harmony implementation of new String was public..
I don't understand file locking http://stackoverflow.com/questions/4025721/i-dont-understand-file-locking merely advisory meaning that programs must cooperatively observe a known locking protocol in order to guarantee data integrity...
Observing multiple observables while avoiding instanceof operator in java? http://stackoverflow.com/questions/4350508/observing-multiple-observables-while-avoiding-instanceof-operator-in-java in java If I have an object that I want to be able to observe several other observable objects not all of the same type. For.. all of the same type. For example I want A to be able to observe B and C. B and C are totally un related except for the fact.. and as such I am wondering if there is another way java observer pattern share improve this question Similar to previous..
How to iteratively generate k elements subsets from a set of size n in java? http://stackoverflow.com/questions/4504974/how-to-iteratively-generate-k-elements-subsets-from-a-set-of-size-n-in-java 1 set j process subset For subsets of arbitrary size k observe that any subset of size k can be turned into a subset of size..
Very Large Numbers in Java Without using java.math.BigInteger http://stackoverflow.com/questions/5318068/very-large-numbers-in-java-without-using-java-math-biginteger short division if we write it in another format. We can observe and prove the following If we have a two digit number x with..
Java WebStart slow, requesting libraries from invalid folder http://stackoverflow.com/questions/5770807/java-webstart-slow-requesting-libraries-from-invalid-folder Done On the network by wireshark one can observe repeated requests for jars in base folder On some calls I counted..
How do I get AppContext to release AWT components so they can be garbage collected? http://stackoverflow.com/questions/5916028/how-do-i-get-appcontext-to-release-awt-components-so-they-can-be-garbage-collect either the resource may be correctly released but you may observe the heap before it has been finalized. It's hard to generalize..
http://stackoverflow.com/questions/7146207/what-is-the-best-macro-benchmarking-tool-framework-to-measure-a-single-threade use AOP. Project Broadway Very general concept monitors observe predefined conditions and specify how to react when they are..
http://stackoverflow.com/questions/7213178/jpanel-repaint-issue 29 rel nofollow paintComponent . The artifact you observe will vary by platform but it is not atypical. In effect you..
Have I implemented a n-tier application with MVC correctly? http://stackoverflow.com/questions/899803/have-i-implemented-a-n-tier-application-with-mvc-correctly MVC From my understanding in MVC the view is supposed to observe the model and update on change but this isn't possible in a.. represent model HTML forms. in MVC the view is supposed to observe the model and update on change but this isn't possible in a..
Why can't strings be mutable in Java and .NET? http://stackoverflow.com/questions/93091/why-cant-strings-be-mutable-in-java-and-net to achieving thread safety. In fact no thread can ever observe any effect of another thread on an immutable object. Therefore..
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