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Test iOS app on device without apple developer program or jailbreak
...umber of apps on any of your devices, simply by logging in with your Apple ID. You will no longer need a paid Program membership to deploy apps on your own device (and you certainly no longer have to jailbreak your device if you're not comfortable doing so).
Well, not for the majority of use cases a...
Finishing current activity from a fragment
...at when clicked start new activities (startActivity from a fragment simply calls startActivity on the current activity).
10...
How to elegantly ignore some return values of a MATLAB function?
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I personally just use [junk, junk, c] = function_call() and assume both that "junk" is never an important variable and if it contains a lot of memory that I will clear it if necessary.
– Jason S
Apr 14 '09 at 13:13
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How to wait for all threads to finish, using ExecutorService?
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Basically on an ExecutorService you call shutdown() and then awaitTermination():
ExecutorService taskExecutor = Executors.newFixedThreadPool(4);
while(...) {
taskExecutor.execute(new MyTask());
}
taskExecutor.shutdown();
try {...
Java Try Catch Finally blocks without Catch
... on try/finally: The finally will always execute unless
System.exit() is called.
The JVM crashes.
The try{} block never ends (e.g. endless loop).
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Is there a way to detach matplotlib plots so that the computation can continue?
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Use matplotlib's calls that won't block:
Using draw():
from matplotlib.pyplot import plot, draw, show
plot([1,2,3])
draw()
print('continue computation')
# at the end call show to ensure window won't close.
show()
Using interactive mode:
fro...
How JavaScript closures are garbage collected
...er) Lexical Environment is a reference to the Lexical Environment that logically
surrounds the inner Lexical Environment.
An outer Lexical Environment may, of course, have its own outer
Lexical Environment. A Lexical Environment may serve as the outer environment for multiple inner Lexic...
Message Queue vs. Web Services? [closed]
...ient is responsible of resending it.
If the server gives a response to the call and the client fails the operation is lost.
You don't have contention, that is: if million of clients call a web service on one server in a second, most probably your server will go down.
You can expect an immediate resp...
Error while pull from git - insufficient permission for adding an object to repository database .git
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Assuming @ChrisHayes is right about an accidental sudo, this should fix it. From inside your repository:
sudo chown -R $USER:$USER "$(git rev-parse --show-toplevel)/.git"
Update: for those of you getting the illegal group name error, try this instead:
sudo chown ...
Difference between $.ajax() and $.get() and $.load()
...times very useful. You have to deal with the returned data yourself with a callback.
$.get() is just a shorthand for $.ajax() but abstracts some of the configurations away, setting reasonable default values for what it hides from you. Returns the data to a callback. It only allows GET-requests so i...