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What is the difference between .map, .every, and .forEach?
... returns a boolean - true if every element in this array satisfies the provided testing function. An important difference with .every() is that the test function may not always be called for every element in the array. Once the testing function returns false for any element, no more array elements...
How can i get the session object if i have the entity-manager
...ction "5.1. Accessing Hibernate APIs from JPA" in the Hibernate ORM User Guide:
Session session = entityManager.unwrap(Session.class);
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How do I comment on the Windows command line?
...ple use, and this sort of looks like # if you squint a bit and look at it sideways. I originally preferred that variant since I'm a bash-aholic and I'm still trying to forget the painful days of BASIC :-)
Unfortunately, there are situations where :: stuffs up the command line processor (such as with...
How to add a ScrollBar to a Stackpanel
In my WPF application, I have a Stackpanel containing several controls inside them. How can I add a Scrollbar to this stackpanel.
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Plotting a list of (x, y) coordinates in python matplotlib
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He didn't want to plot a single line, he wanted to plot with a "one-liner" (a single line of code). The answer he was looking for (and got 3 years ago) was to use scatter().
– Dartmouth
Feb ...
How to get exit code when using Python subprocess communicate method?
...the child was terminated by signal N (Unix only).
So you can just do (I didn't test it but it should work):
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 impl...
What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...e a bog-standard abstract UDT (User-Defined Type):
struct foo { virtual void f() = 0; }; // normal abstract type
foo obj;
// error: cannot declare variable 'obj' to be of abstract type 'foo'
Let's also recall that we can instantiate the UDT at the same time that we define it:
struct foo { foo() ...
Login failed for user 'IIS APPPOOL\ASP.NET v4.0'
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thanks, I did what you sad, now i receive this error: Cannot open database "SiteNameExtension" requested by the login. The login failed. Login failed for user 'IIS APPPOOL\DefaultAppPool'.
– GibboK
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How to install APK from PC?
I want to install an APK from PC to Android device. And because of user's Android and generally technical skills, I need to do it as automatically (silently) as possible. So how do I send an APK from PC to Android and start install there?
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jQuery Plugin: Adding Callback functionality
...answered Mar 28 '10 at 20:40
David HellsingDavid Hellsing
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