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Storing JSON in database vs. having a new column for each key
I am implementing the following model for storing user related data in my table - I have 2 columns - uid (primary key) and a meta column which stores other data about the user in JSON format.
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css 'pointer-events' property alternative for IE
I have a drop down navigation menu in which some of the title should not navigate to other page when clicked(these title open a drop down menu when clicked on) while others should navigate (these dont have dropdown and navigate directly).However, both types have href defined to them
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How can I quantify difference between two images?
Here's what I would like to do:
22 Answers
22
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Why should the “PIMPL” idiom be used? [duplicate]
Backgrounder:
11 Answers
11
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Invert “if” statement to reduce nesting
When I ran ReSharper on my code, for example:
25 Answers
25
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How to choose between Hudson and Jenkins? [closed]
It took me an hour or so to work out Hudson has only branched recently (Jan/2011)
I have no idea how rapid the change of each branch is now, but more importantly, what is the direction each branch is taking and what are key points so one could make a choice between which to go with?
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Create a folder if it doesn't already exist
I've run into a few cases with WordPress installs with Bluehost where I've encountered errors with my WordPress theme because the uploads folder wp-content/uploads was not present.
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No submodule mapping found in .gitmodule for a path that's not a submodule
I have a project that has a submodule at lib/three20
15 Answers
15
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How do you rename a MongoDB database?
There's a typo in my MongoDB database name and I'm looking to rename the database.
10 Answers
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Postgresql - change the size of a varchar column to lower length
I have a question about the ALTER TABLE command on a really large table (almost 30 millions rows).
One of its columns is a varchar(255) and I would like to resize it to a varchar(40) .
Basically, I would like to change my column by running the following command:
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