fifo

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LRU vs FIFO vs Random

When there is a page fault or a cache miss we can use either the Least Recently Used (LRU), First in Fist Out (FIFO) or Random replacement algorithms. I was wondering, which one provides the best perf[详细]

2023-03-25 11:53 分类：问答
Is there a function like WaitNamedPipe or a way to realize this on C++/linux? (so the process is not blocking on the pipe for infinite time)

I have a named pipe in my C++ program. A childprocess writes a value in it and the parent process reads it. I created the pipe by mkfifo and all operations are blocking (fifo cannot be opened for read[详细]

2023-03-24 00:56 分类：问答
How implementation of java.util.queue uses LIFO?

In Java doc: [...] Among the exceptions are priority queues, which order elements according to a supplied comparator, or the elements\' natural ordering, and LIFO queues (or stacks) which order the[详细]

2023-03-23 14:34 分类：问答
Command line tool to listen on several FIFOs at once

I am looking for a tool to read several FIFOs at once (probably using select(2)) and output what is read, closing the stream when all the FIFOs are closed. To be more precise, the program would behave[详细]

2023-03-23 06:10 分类：问答
How do I create a fifo function in Excel

I need to create a fifo function for price calculation. I have a table with the following layout: Purchase_dateQuantityPurchase_Price[详细]

2023-03-21 11:30 分类：问答
How can I make a Java PriorityBlockingQueue that preserves FIFO behavior?

I\'m trying to create a Priority Blocking Queue in Java that maintains FIFO order for elements with the same priority.The Oracle doc provides some help with that, but I\'m still very tangled up.[详细]

2023-03-19 05:52 分类：问答
Nonblocking/asynchronous fifo/named pipe in shell/filesystem?

Is there a way to create non blocking/asynchronous named pipe or something similar in shell? So that programs could place lines in it, those lines would stay in ram, and when some program could read s[详细]

2023-03-15 09:38 分类：问答
Unix FIFO in go?

Is there any way to create a unix FIFO with Go language? There is no Mkfifo, nor Mknod in os package, though I expected named FIFOs are largely used in posix OS\'s. In fact, there is a function for cr[详细]

2023-03-14 21:11 分类：问答
GWT:How to make a buffer (FIFO) to hold some 2D array values (coming from server,rpc) at client side?

i am using event-source rpc plugging for data pushi开发者_Python百科ng from server side after a certain period eg. 200ms, so no client request exists, therefore i need a buffer (FIFO) in the client si[详细]

2023-03-13 04:48 分类：问答
kill() function problem in client-server ipc message using 2 FIFOs

I want to have a message send & receive through 2 uni-direction FIFO Flow of data FIFO1 stdin--->parent(client) writefd--->FIFO1-->child(server) readfd[详细]

2023-03-11 21:08 分类：问答