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How to check version of a CocoaPods framework
...sion of Cocoapods by using below command :
pod —-version
o/p : 1.2.1
Now if you want detailed version of Gems and Cocoapods then use below command :
gem which cocoapods (without sudo)
o/p : /Library/Ruby/Gems/2.0.0/gems/cocoapods-1.2.1/lib/cocoapods.rb
sudo gem which cocoapods (with sudo)
...
Minimizing NExpectation for a custom distribution in Mathematica
...anResidualLife takes a long time to compute, even for a single evaluation. Now, the FindMinimum or similar functions try to find a minimum to the function. Finding a minimum requires either to set the first derivative of the function zero and solve for a solution. Since your function is quite compli...
Java Singleton and Synchronization
... case where you have two threads that call getInstance() at the same time. Now imagine T1 executes just past the instance == null check, and then T2 runs. At this point in time the instance is not created or set, so T2 will pass the check and create the instance. Now imagine that execution switches ...
Generate table relationship diagram from existing schema (SQL Server) [closed]
... etc. just by pressing one single button. I use the free version for years now.
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Setting log level of message at runtime in slf4j
...), I think the pragmatic solution is modify the unit test(s) to hard-wire knowledge of what logging system is behind the slf4j facade ... when running the unit tests.
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Restarting cron after changing crontab file?
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Ah it's that easy. It's now sudo service cron restart.
– CMCDragonkai
Jan 10 '14 at 18:25
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When should I release objects in -(void)viewDidUnload rather than in -dealloc?
...view
// Release anything that's not essential, such as cached data
}
Now, in the new OS 3.0, there is an -viewDidUnload method, which will be invoked from the system when the view has been unloaded because of low memory (please correct me: when exactly does this get called?)
-viewDidUnload is...
Django Passing Custom Form Parameters to Formset
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this should be correct way of doing it now. the accepted answer works and is nice but is a hack
– Junchao Gu
Nov 3 '17 at 9:36
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How to log out user from web site using BASIC authentication?
... @davidjb Since synchronous requests are considered deprecated now, an alternative solution might be to redirect the user in the callback of the async request.
– Hayden Schiff
Jul 31 '15 at 20:20
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Check for column name in a SqlDataReader object
...he loop doesn't. It is, however, a completely hypothetical situation right now so it's a very flimsy justification. Regardless, bear with me and see what you think.
Imagine a database that allowed you to "alias" columns within a table. Imagine that I could define a table with a column called "Emplo...