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When to use “ON UPDATE CASCADE”
I use "ON DELETE CASCADE" regularly but I never use "ON UPDATE CASCADE" as I am not so sure in what situation it will be useful.
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zsh compinit: insecure directories
What does it mean and how can I fix it?
22 Answers
22
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Should each and every table have a primary key?
I'm creating a database table and I don't have a logical primary key assigned to it. So, I'm thinking about leaving it without a primary key, but I'm feeling a bit guilty about it. Should I?
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How do I copy a string to the clipboard on Windows using Python?
I'm trying to make a basic Windows application that builds a string out of user input and then adds it to the clipboard. How do I copy a string to the clipboard using Python?
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How to replace a character by a newline in Vim
I'm trying to replace each , in the current file by a new line:
11 Answers
11
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Calling async method synchronously
I have an async method:
12 Answers
12
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Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
I created a windows application developed in .NET 3.5 in a 32 bit Windows 2008 server. When deployed the application in a 64 bit server it shows the error "Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine ".
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Google Play on Android 4.0 emulator
How can I install the Google Play .apk onto my Android 4.0 emulator?
8 Answers
8
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Using ChildActionOnly in MVC
When would you use the attribute ChildActionOnly ? What is a ChildAction and in what circumstance would you want restrict an action using this attribute?
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Is there an Eclipse plugin to run system shell in the Console? [closed]
Do you know of any Eclipse plugin to run a system shell in the included console?
It would be awesome. Dolphin, KDE's file navigator, has this feature, you can press F4 and a console shows located on the directory you are standing.
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