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How to avoid “Permission denied” when using pip with virtualenv
...env permission problems might occur when you create the virtualenv as sudo and then operate without sudo in the virtualenv.
As found out in your question's comment, the solution here is to create the virtualenv without sudo to be able to work (esp. write) in it without sudo.
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How do I find the absolute url of an action in ASP.NET MVC?
...r is the better one, this way Resharper can still validate that the Action and Controller exists. I would suggest the use of Request.Url.Scheme instead of the http, that way http and https are both supported.
– Pbirkoff
Mar 16 '12 at 10:25
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What is the maximum length of a URL in different browsers?
...under 2000 characters, they'll work in virtually any combination of client and server software.
If you are targeting particular browsers, see below for more details specific limits.
Longer answer - first, the standards...
RFC 2616 (Hypertext Transfer Protocol HTTP/1.1) section 3.2.1 says
The HTTP p...
Why does using an Underscore character in a LIKE filter give me all the results?
...ith the escape keyword. For details see this link on Oracle Docs.
The '_' and '%' are wildcards in a LIKE operated statement in SQL.
The _ character looks for a presence of (any) one single character. If you search by columnName LIKE '_abc', it will give you result with rows having 'aabc', 'xabc',...
Insert HTML with React Variable Statements (JSX)
... Make sure you pass a method to the dangerouslySetInnerHTML and not a hash. According to the docs, it's dangerous to just pass a hash. Reference: facebook.github.io/react/tips/dangerously-set-inner-html.html
– criticerz
Jun 9 '16 at 14:55
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Is there a naming convention for Django apps
...lowercase names, although the use of underscores is
discouraged.
So, 1 and 3 are both valid, but 3 would be the recommended approach.
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Check whether variable is number or string in JavaScript
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If you're dealing with literal notation, and not constructors, you can use typeof:.
typeof "Hello World"; // string
typeof 123; // number
If you're creating numbers and strings via a constructor, such as var foo = new String("foo"), you should keep in m...
How to succinctly write a formula with many variables from a data frame?
Suppose I have a response variable and a data containing three covariates (as a toy example):
6 Answers
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UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 1
...TF-8. I've tried numerous things, including using string.encode('utf-8') and unicode(string) , but I get the error:
16 A...
Nullable type issue with ?: Conditional Operator
...looking at the variable to which it is assigned, but by looking at the operands instead. It finds <null> and DateTime and instead of finding the common ancestor type, it just tries to find a conversion between each other. (Extra bit: C# recognizes a <null> type, i.e. the type of every nu...