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Storing JSON in database vs. having a new column for each key
...a types and the support in PostgreSQL was in its infancy. Since 5.7, MySQL now supports a JSON data type (in a binary storage format), and PostgreSQL JSONB has matured significantly. Both products provide performant JSON types that can store arbitrary documents, including support for indexing specif...
Are there constants in JavaScript?
...swer is still highly ranked by Google in 2015 it should be said that it is now obsolete. The const keyword is now officially part of the language and is supported by every browser. According to statcounter.com only a few percent of internet users still use old browser versions that didn't support co...
Razor-based view doesn't see referenced assemblies
...ssemblies section of the root web.config file fixed the issue. The section now looks like:
<system.web>
<compilation debug="true" targetFramework="4.0">
<assemblies>
<add assembly="System.Web.Abstractions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3...
Can't pickle when using multiprocessing Pool.map()
... have progressed some way, anyhow: Using the code at pastebin.ca/1693348 I now get a RuntimeError: maximum recursion depth exceeded. I looked around and one forum post recommended increasing the maximum depth to 1500 (from the default 1000) but I had no joy there. To be honest, I can't see what part...
How to check if a file exists in the Documents directory in Swift?
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Nowadays (2016) Apple recommends more and more to use the URL related API of NSURL, NSFileManager etc.
To get the documents directory in iOS and Swift 2 use
let documentDirectoryURL = try! NSFileManager.defaultManager().URL...
Locate current file in IntelliJ
...
In the keymap it's called "Select in..." now.
– seanmcl
Oct 13 '14 at 15:02
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Get URL query string parameters
...ameter of parse_str(). -- parse_str($_SERVER['QUERY_STRING'], $params); -- now $params array will contain all the query string values.
– Amal Murali
Oct 20 '13 at 5:24
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What is the best way to prevent session hijacking?
...ker will not.
EDIT: This answer was originally written in 2008. It's 2016 now, and there's no reason not to have SSL across your entire site. No more plaintext HTTP!
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generate model using user:references vs user_id:integer
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how does rails know that user_id is a foreign key referencing user?
Rails itself does not know that user_id is a foreign key referencing user. In the first command rails generate model Micropost user_id:integer it only adds a column user_i...
How to correctly save instance state of Fragments in back stack?
...e also been coding my apps with this expected behavior for quite some time now.
– Ricardo
Mar 28 '15 at 23:32
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