multiplex | View output of multiple processes | Command Line Interface library
kandi X-RAY | multiplex Summary
kandi X-RAY | multiplex Summary
View output of multiple processes, in parallel, in the console, with an interactive TUI.
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Top functions reviewed by kandi - BETA
- Save the viewer to disk
- Return a color code
- Return a dict representation of the color
- Convert to a string
- Run ipc
- Create add request body
- Send a message to IPC
- Run direct mode using direct mode
- Add an object to the viewer
- Load all boxes
- Read from the server
- Switch to the focused box
- Switches the focused box
- Add a descriptor
- Returns whether this item is visible
- Prints help screen
- Validates the arguments passed to click
- Erases the cursor
- Toggle wrap
- Toggle all boxes
- Collapse all collapsed boxes
- Print a title
- Reverse the cursor
- Start the main loop
- Restore the screen
- Return the maximum line number
- Handle a single request
multiplex Key Features
multiplex Examples and Code Snippets
my_list = ['0800096700000000', '090000000000025d', '0b0000000000003c', '0500051b014f0000']
multiplex = ('0b', '05')
my_new_list = [x if x.startswith(multiplex) else '0' for x in my_list]
print(my_new_list)
'''' Sample Output
['0', '0',
typedef struct
{
void //*socket//;
int //fd//;
short //events//;
short //revents//;
} zmq_pollitem_t;
dataframes = [BASO1, BASO2, BASO3]
for index, BASO in enumerate(dataframes):
x = BASO['X'].values
y = BASO['Y'].values
z = BASO['Z'].values
ecef = pyproj.Proj(proj='geocent', ellps='WGS84', datum='WGS84')
lla = pypro
import select
import sys
inputs = set([pipe_stdout, pipe_stderr])
while inputs:
readable, _, _ = select.select(inputs, [], [])
for x in readable:
line = x.readline()
if len(line) == 0:
inputs.discard(x)
if x == pipe
def printx():
return "x"
def multiplex(a):
return a * printx()
print(multiplex(5))
>>> python3 test.py
xxxxx
from random import random
import time, asks, trio
snd_input, rcv_input = trio.open_memory_channel(0)
snd_output, rcv_output = trio.open_memory_channel(0)
async def read_entries():
async with snd_input:
for key_ent
ncoord = {}
ncoord[0] = (1,1)
ncoord[1] = (2,1)
ncoord[2] = (3,1)
ncoord[3] = (4,1)
#nlaycoord = {}
fig = draw(cnet,show=True, nodeCoords=ncoord)
def register(username, phone):
child = pexpect.spawn('python3 register.py -u ' + username + ' -p ' + phone )
i = child.expect(['Please enter the code .*', pexpect.EOF])
socketio.emit('my_response', {'data': 'pexpect result ' +
import socket
import select
import time
UDP_IP_ADDRESS = "127.0.0.1"
UDP_PORT_NO = 14004
Message = b"Hello World, From Client B"
udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
udp_socket.bind(('127.0.0.1', 0))
print "UDP s
Community Discussions
Trending Discussions on multiplex
QUESTION
I'm trying to do a circuit consisting of a 2 to 1 multiplexer (8-bit buses), an 8-bit register and an 8-bit adder. These components are all tested and work as expected.
The thing is: if I try to send the output of the Adder to one of the inputs of the multiplexer (as seen in the image by the discontinued line), the simulation will stop rather suddenly. If I don't do that and just let ain do its thing, everything will run just as it should, but I do need the output of the adder to be the one inputted to the multiplexer.
The simulation is the following:
The code is:
...ANSWER
Answered 2022-Feb-07 at 21:10Constructing a Minimal, Complete, and Verifiable example requires filling in the missing components:
QUESTION
Multiplexing is a pretty cool feature of http/2. It allows using one connection to serve multiple requests from a single client simultaneously.
My question is: does this multiplexing feature violate REST API rules?
- I understand that REST API enforces request-response architecture, but multiplexing without server-push (streaming) feature enabled is essentially one request -> one response paradigm, so that's not a violation, is that right?
- REST API also enforces stateless, and I'm lost there: is multiplexing through a single connection considered as stateful or stateless?
If I want to upgrade a REST API which is currently implemented with HTTP/1.1 to use HTTP/2, do I have the privilege to use the multiplexing feature, or I have to do stream after stream (req1, res1, req2, res2...)?
...ANSWER
Answered 2021-Dec-27 at 08:07Network multiplexing and REST API are two absolutely different matters/layers of responsibility.
Multiplexing is about how do communication signals flow, and not about what is the architectural pattern of HTTP messages' communication (which is what REST is all about).
From the REST perspective, it does not matter:
- how electrical signals flow in the cable or wirelessly;
- what type of cable or other physical mean you use for transferring data;
- even if you maintain a single physical (TCP) connection throughout several request-response cycles or you open and close TCP connection per each HTTP request-response;
- even if you use something else than TCP (yes, that's not a good idea, but theoretically, as long as communication is ensured to have integrity, consistency and stability (which is all TCP brings), it doesn't much matter how the physical connection is established).
Because,
REST is an architectural (design of the web application) pattern for implementing web applications.
Multiplexing is about how the physical signals/connection is being implemented.
As long as HTTP messages flow seamlessly between client and server, physical or transport layer have nothing to do with REST endpoints; hence, there is nothing in multiplexing, that can violate anything in REST, as - again: these two serve absolutely different purposes.
QUESTION
I am using Redis library that offers Connection multiplexing (I am currently using the Rust lib , but I think the question is relevant for any implementation).
According to the what I've read about multiplexing (And also what I understand from the lib implementation) , It utilizes the same connection for handling db operations from multiple contexts (threads/tasks/etc..).
Now, I'm not sure what will happened if WATCH is called in parallel with 2 different contexts on the same multiplexed-connection. Will the EXEC from one context cancel the WATCH in the other thread, or maybe Redis somehow knows how to distinguish between contexts even though they're utilizing the same connection?
...ANSWER
Answered 2021-Dec-12 at 21:26No, it's not possible over multiplexed connection. The Redis transaction context is attached to a specific "client" meaning a specific conneciton.
QUESTION
My understanding of "openMP threads" is that they may not map to OS thread one to one. The openMP spec doesn't appear to require this.
GCC has the __thread
keyword, which is for thread local storage (thread as in OS thread based on my interpretation). Does this mean GCC __thread
is not compatible with openMP's threadprivate
? If the openMP spec allows multiplexing openMP threads onto OS thread, then I think __thread
and threadprivate
are not compatible.
I saw there was this question asked a while ago for an older version of GCC, and it says that they are basically compatible. Is it still true for newer versions of GCC (say GCC 11.2)?
...ANSWER
Answered 2021-Oct-07 at 08:17It is true for most implementations. All OpenMP implementations that I know of are based on OS-level threads (pthreads on Linux, Winthreads on Windows) and thus should not have a problem with the __thread
keyword of C or thread_local
in C++.
But as you rightfully say, this is a matter of how things have been implemented. The OpenMP API does not make any statements about how things have to work internally, so technically an implementation that is not based on OS-level threads could be done and then there might be some breakage with base-language features, for which the OpenMP API does not specify thre interaction.
QUESTION
I am using a WebSocketSubject
, and I often want to block execution until a given event arrives, which is why I use firstValueFrom
, like in the following code:
ANSWER
Answered 2021-Oct-02 at 23:38Essentially, you want to always have a subscription so the socket connection stays open. I don't think firstValueFrom
is the proper tool for the job. I think its simpler to just create an explicit subscription.
If the intent is to keep it open for the lifetime of the app, just subscribe at app launch.
Since you want to filter out the first several emissions until some condition is met, you can use skipWhile
:
QUESTION
I know there are three ways in I/O multiplexing: select, poll and epoll in Linux.I can't figure out if the C# function Socket.Select() just use select or it will use epoll When OS support.
If it don't use epoll which function does?Such as selector.select in java,it will use epoll when OS support
...ANSWER
Answered 2021-Sep-23 at 09:12.net core uses epoll for async Socket.xxxAsync
operations.
https://devblogs.microsoft.com/dotnet/performance-improvements-in-net-core-3-0/
For Socket.Select() call chain is Socket.Select() -> SocketPal.Unix.cs -> SelectViaPoll -> Interop.Sys.Poll -> Interop.Poll -> [DllImport(Libraries.SystemNative, EntryPoint = "SystemNative_Poll")] internal static extern unsafe Error Poll(PollEvent* pollEvents, uint eventCount, int timeout, uint* triggered); -> Common_Poll -> inline static int32_t Common_Poll(PollEvent* pollEvents, uint32_t eventCount, int32_t milliseconds, uint32_t* triggered) -> poll()
For async ops:
Socket.RecieveFromAsync() -> SocketAsyncContext.Unix ReceiveFromAsync() -> _receiveQueue.StartAsyncOperation() -> SocketAsyncEngine.TryRegister();
Then we go to SocketAsyncEngine.EventLoop() -> Interop.SocketEvent.cs _> SystemNative_WaitForSocketEvents -> WaitForSocketEventsInner -> epoll()
See PAL code on Github. If the system has epoll it will be compiled in.
QUESTION
Problem
I am writing a bash script and I have an array, where each value consists of two columns. It looks like this:
...ANSWER
Answered 2021-Sep-28 at 15:14You may use this awk
solution:
QUESTION
I'm using Blazor WebAssembly with .NET 5 and I have a MultipleCameraLive component which embeds 4 SingleCameraLive components. Each component represents the streaming of frames coming from a given camera. By clicking on the frame belonging to a given camera, the user will jump to a page (let's call it SingleCameraFocus) where only the streaming from that camera is showed.
Images are sent by the server by means of SignalR as soon as they are acquired from the cameras (server-initiated communication).
Now, for modularity reasons I think the best approach would be to have a single Hub class and have like "multiple instances" of it. In other words in the server I'd have something like this
...ANSWER
Answered 2021-Sep-17 at 14:23Here is a sample:
QUESTION
I am trying to consume messages from multiple topics using single binding and just simply print. But for some reason I am only able to get the messages from the first topic. Do I have specify the property differently. I followed multiplex topic discussion from this blog https://spring.io/blog/2019/12/03/stream-processing-with-spring-cloud-stream-and-apache-kafka-streams-part-2-programming-model-continued.
...ANSWER
Answered 2021-Sep-10 at 14:30I don't see any issues with your code. I just verified with a sample application that this feature works. See here.
Compare this sample app with your application. If things still don't work, feel free to share a reproducible sample so that we can triage further.
Btw - you don't need to set use-native-decoding
to false
, unless you have a specific reason to do so. The default is true
(which means we rely on the Serde
mechanism from Kafka Streams). However, this is not your issue. I was able to run the sample app with both settings.
QUESTION
I Have a simple back-end Kotlin application that runs a Netty server on a Google cloud virtual machine. It receives websocket connections and sends some simple messages to clients. I also have nginx server running on same machine, it listens to 443 port and redirects requests to my application (127.0.0.1:8080). Here is nginx configuration:
...ANSWER
Answered 2021-Sep-09 at 11:15You mentioned that in private/incognito mode it works, have you tried to disable all extensions and connect to websocket?
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