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How to get exit code when using Python subprocess communicate method?
...rk):
import subprocess as sp
child = sp.Popen(openRTSP + opts.split(), stdout=sp.PIPE)
streamdata = child.communicate()[0]
rc = child.returncode
(*) This happens because of the way it's implemented: after setting up threads to read the child's streams, it just calls wait.
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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...antiate the UDT at the same time that we define it:
struct foo { foo() { cout << "!"; } }; // just a definition
struct foo { foo() { cout << "!"; } } instance; // so much more
// Output: "!"
Let's combine the examples, and recall that we can define a UDT that has no name:
s...
Calculate relative time in C#
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Why nobody (except Joe) care about the wrong 'Yesterday' or 'days ago' value ??? Yesterday is not an hour calculation, but a day to day calculation. So yes, this is a wrong code at least in two frequent case.
– CtrlX
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Plot logarithmic axes with matplotlib in python
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Had a hard time trying to figure out how to do it. This answer saved my day!
– HWende
Jun 5 '12 at 10:57
13
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How to get the error message from the error code returned by GetLastError()?
...potentially called too late. 2 No Unicode support. 3 Use of exceptions without implementing exception safety guarantees.
– IInspectable
Aug 8 '17 at 10:20
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iPhone Data Usage Tracking/Monitoring
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Has anybody figured out how to get the data per app? Share the code please :)
– Bob de Graaf
Jan 27 '15 at 11:10
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Sharing a result queue among several processes
...nal Pool._inqueue and of sending results back to the parent over the Pool._outqueue. Your specified func will be executed within multiprocessing.pool.worker. func only has to return something and the result will be automatically send back to the parent.
.apply_async() immediately (asynchronously) r...
How can I merge properties of two JavaScript objects dynamically?
... existing object named settings.
If you want to create a new object without modifying either argument, use this:
var defaults = { validate: false, limit: 5, name: "foo" };
var options = { validate: true, name: "bar" };
/* Merge defaults and options, without modifying defaults */
var settings = ...
Rails new vs create
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This question is about the controller methods, not the model methods.
– sevenseacat
Jul 25 '12 at 1:51
9
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HTTP URL Address Encoding in Java
...f java.net.URI. And, by the comment of Sudhakar, it solved the problem without including any "commons libraries"!
– user85421
Jun 2 '10 at 21:07
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