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What is the purpose of python's inner classes?
...ogical sense to do so, this is Pythonic: "Namespaces are one honking great idea -- let's do more of those!". For example, consider a DataLoader class that can throw a CacheMiss exception. Nesting the exception under the main class as DataLoader.CacheMiss means you can import just DataLoader but sti...
Execute raw SQL using Doctrine 2
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Also a good idea to call prepare() instead of exec so you can still get prepared statement support.
– Jeremy Hicks
Sep 12 '12 at 15:30
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Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
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Good idea, but this removes newlines among other things
– Somaiah Kumbera
Apr 9 '19 at 16:50
add a commen...
Is there “Break on Exception” in IntelliJ?
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In IntelliJ IDEA 14 go to:
Run -> View Breakpoints -> Check "Java Exceptions Breakpoints" -> Uncheck "Caught Exceptions"
If you do not uncheck Caught Exceptions the execution will be stopped every time the Java Framework throw...
Is duplicated code more tolerable in unit tests?
... xUnit and others contain a 'message' argument in assert calls. Good idea to put meaningful phrases to allow devs to quickly find failed test results.
– seand
Mar 31 '12 at 2:12
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How to get StackPanel's children to fill maximum space downward?
...wport size, you should be able to bind this to the ScrollViewer’s size. Ideally you would implement IScrollInfo, but that starts to get complicated if you are going to implement all of it properly.
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How to watch for array changes?
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Thanks! That works for the regular array methods. Any ideas on how to raise an event for something like "arr[2] = "foo" ?
– Sridatta Thatipamala
Feb 24 '11 at 4:44
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How to get Sinatra to auto-reload the file after each change?
...rackup, instead do
the following:
$ rerun 'rackup'
You get the idea.
If you still want in-process reloading, check out Sinatra::Reloader.
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Rails auto-assigning id that already exists
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Rails is probably using the built-in PostgreSQL sequence. The idea of a sequence is that it is only used once.
The simplest solution is to set the sequence for your company.id column to the highest value in the table with a query like this:
SELECT setval('company_id_seq', (SELECT max(...
How to fix SSL certificate error when running Npm on Windows?
... HTTP registry or setting NODE_TLS_REJECT_UNAUTHORIZED. These are not good ideas because you're opening yourself up to further man-in-the-middle or redirection attacks. A quick spoof of your DNS records on the machine doing the package installation and you'll find yourself trusting packages from any...