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Using Rails serialize to save hash to database

...wrong, :text end Then Rails will properly convert it into YAML for you (and perform proper serialization). Strings fields are limited in size and will only hold especially-small values. share | i...
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GCC -g vs -g3 GDB Flag: What is the Difference?

...extensions if at all possible. -gvmslevel Request debugging information and also use level to specify how much information. The default level is 2. Level 0 produces no debug information at all. Thus, -g0 negates -g. .... Level 3 includes extra information, such as all the macro definitions presen...
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How can I use if/else in a dictionary comprehension?

...ntioning that you don't need to have an if-else condition for both the key and the value. For example, {(a if condition else b): value for key, value in dict.items()} will work. – Jeremy Weirich Jul 26 '16 at 19:41 ...
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Check if application is installed - Android

I'm trying to install apps from Google Play. I can understand that on opening the Google Play store URL, it opens the Google Play and when I press the back button, the activity resumes. ...
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BaseException.message deprecated in Python 2.6

...- almost no coding needed Just inherit your exception class from Exception and pass the message as the first parameter to the constructor Example: class MyException(Exception): """My documentation""" try: raise MyException('my detailed description') except MyException as my: print my # ...
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What is the meaning of git reset --hard origin/master?

I did a git pull and got an error: 2 Answers 2 ...
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Get file version in PowerShell

...en nicer as a script: https://jtruher3.wordpress.com/2006/05/14/powershell-and-file-version-information/ share | improve this answer | follow | ...
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How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?

...e been searching for resources on how to declare foreign key relationships and other constraints using code first EF 4.1 without much luck. Basically I am building the data model in code and using MVC3 to query that model. Everything works via MVC which is great (kudos to Microsoft!) but now I want ...
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Binding a WPF ComboBox to a custom list

... You set the DisplayMemberPath and the SelectedValuePath to "Name", so I assume that you have a class PhoneBookEntry with a public property Name. Have you set the DataContext to your ConnectionViewModel object? I copied you code and made some minor modif...
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What is difference between sjlj vs dwarf vs seh?

... I'm using GCC. Everything is great. I can optimize code, it compiles fast and uses not-so-much memory. 2 Answers ...