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java Programming Glossary: buffers

Can Java Sound be used to control the system volume?

http://stackoverflow.com/questions/14301618/can-java-sound-be-used-to-control-the-system-volume

interface SourceDataLine supporting 8 audio formats and buffers of at least 32 bytes java.lang.IllegalArgumentException Unsupported.. Line.Info interface Clip supporting 8 audio formats and buffers of at least 32 bytes java.lang.IllegalArgumentException Unsupported.. interface SourceDataLine supporting 8 audio formats and buffers of at least 32 bytes java.lang.IllegalArgumentException Unsupported..

Java NIO FileChannel versus FileOutputstream performance / usefulness

http://stackoverflow.com/questions/1605332/java-nio-filechannel-versus-fileoutputstream-performance-usefulness

with such a large buffer. Run some benchmarks with buffers of 1KB 2KB 4KB 8KB 16KB 32KB and 64KB to prove it to yourself...

Java: System.out.println and System.err.println out of order

http://stackoverflow.com/questions/1883321/java-system-out-println-and-system-err-println-out-of-order

of quiet they are actually written out. You write to two buffers then after a period of inactivity they both are flushed one..

How to discover memory usage of my application in Android

http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android

device since some of that RAM is needed for the radio DMA buffers etc . MemFree is the amount of RAM that is not being used at..

How do you determine the ideal buffer size when using FileInputStream?

http://stackoverflow.com/questions/236861/how-do-you-determine-the-ideal-buffer-size-when-using-fileinputstream

of the disk RAM latency as well. This is why you see most buffers sized as a power of 2 and generally larger than or equal to..

ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()

http://stackoverflow.com/questions/5670862/bytebuffer-allocate-vs-bytebuffer-allocatedirect

sequences of bytes. It's no surprise then that only byte buffers are eligible to participate in I O operations. Also recall that.. the notion of a direct buffer was introduced. Direct buffers are intended for interaction with channels and native I O routines... to drain or fill the memory area directly. Direct byte buffers are usually the best choice for I O operations. By design they..

How to discover memory usage of my application in Android

http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android

explanations MemTotal 395144 kB MemFree 184936 kB Buffers 880 kB Cached 84104 kB SwapCached 0 kB MemTotal is the total..

Are there C++ equivalents for the Protocol Buffers delimited I/O functions in Java?

http://stackoverflow.com/questions/2340730/are-there-c-equivalents-for-the-protocol-buffers-delimited-i-o-functions-in-ja

there C equivalents for the Protocol Buffers delimited I O functions in Java I'm trying to read write multiple.. in Java I'm trying to read write multiple Protocol Buffers messages from files in both C and Java. Google suggests writing.. writing the data. So the Java size prefix is a Protocol Buffers varint Armed with that information I went digging through the..

Performance comparison of Thrift, Protocol Buffers, JSON, EJB, other?

http://stackoverflow.com/questions/296650/performance-comparison-of-thrift-protocol-buffers-json-ejb-other

comparison of Thrift Protocol Buffers JSON EJB other We're looking into transport protocol solutions.. various messages sizes comparing EJB3 Thrift and Protocol Buffers on Linux Primarily languages will be Java C C Python and PHP... JSON performing similar better than Thrift Protocol Buffers so I'm throwing JSON into this question as well. java python..

How does Java's serialization work and when it should be used instead of some other persistence technique?

http://stackoverflow.com/questions/352117/how-does-javas-serialization-work-and-when-it-should-be-used-instead-of-some-ot

Thrift RPC as well as serialization Google Protocol Buffers Hessian web services as well as serialization Apache Avro Your.. I work for Google and I'm doing a port of Protocol Buffers to C# as my 20 project so clearly I think that's a good bit.. platform specific formats for obvious reasons Protocol Buffers has a pretty limited set of native types for example but the..

Want to know whether enough memory is free on a linux machine to deploy a new application

http://stackoverflow.com/questions/3784974/want-to-know-whether-enough-memory-is-free-on-a-linux-machine-to-deploy-a-new-ap

I do proc meminfo is MemTotal 16413388 kB MemFree 48296 kB Buffers 193600 kB Cached 1986448 kB SwapCached 874512 kB Active 15034264.. of proc meminfo MemTotal 8195284 kB MemFree 57660 kB Buffers 1232352 kB Cached 2651156 kB SwapCached 119936 kB . . . MemTotal.. memory the free memory shown in the Mem line of free . Buffers relatively temporary storage of raw disk blocks. Cached in memory..

High performance serialization: Java vs Google Protocol Buffers vs …?

http://stackoverflow.com/questions/647779/high-performance-serialization-java-vs-google-protocol-buffers-vs

performance serialization Java vs Google Protocol Buffers vs &hellip For some caching I'm thinking of doing for an upcoming.. share improve this question I haven't compared Protocol Buffers with Java's native serialization in terms of speed but for interoperability.. not going to be as efficient in terms of space as Protocol Buffers in most cases. Of course it's somewhat more flexible in terms..