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Java's Virtual Machine and CLR
... VM's, with no notion of "registers" like we're used to seeing in a modern CPU like the x86 or PowerPC. The evaluation of all expressions ((1 + 1) / 2) is performed by pushing operands onto the "stack" and then popping those operands off the stack whenever an instruction (add, divide, etc) needs to ...
Thread vs ThreadPool
...than the main thread pool. If one has a lot of tasks to perform which are CPU intensive but won't block, it may be helpful to dispatch them using a pool of application threads (one per CPU core) which is separate from the "main" threadpool, since using more threads than cores will be counterprod
Most Useful Attributes [closed]
... Be careful with this, it bites much bigger chunk out of your CPU than ToString.
– Nikola Radosavljević
Nov 22 '11 at 0:42
1
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How do I launch the Android emulator from the command line?
...y won't work. I got error PANIC: Missing emulator engine program for 'x86' CPU.. (I'm on Linux, OpenSUSE.) After I navigated to tools and then just ran emulator -avd "{name}" - then it worked.
– pesho hristov
May 21 at 9:41
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How do I use Java to read from a file that is actively being written to?
...
This code consumes a lot of CPU because the loop does not have a thread.sleep call in it. Without adding a small amount of delay this code tends to keep the CPU very busy.
– ChaitanyaBhatt
May 11 '17 at 22:31
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Understanding garbage collection in .NET
...longer used. Also whether that variable is stored on the stack frame or a cpu register.
This table is essential to the garbage collector, it needs to know where to look for object references when it performs a collection. Pretty easy to do when the reference is part of an object on the GC heap. ...
How can I limit Parallel.ForEach?
... To be clear cores and threads are not the same thing. Depending on the CPU, there are a different number of threads per core, usually 2 per core. For example, if you have a 4 core CPU with 2 threads per core, then you have a max of 8 threads. To adjust @jKlaus comment var opts = new ParallelO...
SQL Server: Filter output of sp_who2
...R(MAX),
DBName VARCHAR(MAX),
Command VARCHAR(MAX),
CPUTime INT,
DiskIO INT,
LastBatch VARCHAR(MAX),
ProgramName VARCHAR(MAX),
SPID_1 INT,
REQUESTID INT
)
INSERT INTO @Table EXEC sp_who2
SELECT *
FROM @Table
WHERE ....
And filter...
Why is this F# code so slow?
...llowing numbers:
> levenshtein str ("foo" + str);;
Real: 00:00:03.938, CPU: 00:00:03.900, GC gen0: 275, gen1: 1, gen2: 0
val it : int = 3
> levenshtein_inlined str ("foo" + str);;
Real: 00:00:00.068, CPU: 00:00:00.078, GC gen0: 0, gen1: 0, gen2: 0
val it : int = 3
...
2015互联网结束补贴战 从相杀到相爱只需一个长假 - 资讯 - 清泛网 - 专注C/...
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逐利合并结束补贴战
滴滴和快的合并后，外界最关心的问题是以后用手机叫车还有补贴吗？
在2015年第一财季，58同城净亏损5240万美元。而滴滴和快的之间的补贴烧钱大战也是愈演愈烈。“有一天，我们甚至烧掉了1000万美元...