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How to get current user, and how to use User class in MVC5?
...u're coding in an ASP.NET MVC Controller, use
using Microsoft.AspNet.Identity;
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User.Identity.GetUserId();
Worth mentioning that User.Identity.IsAuthenticated and User.Identity.Name will work without adding the above mentioned using statement. But GetUserId() won't be present without it.
I...
Can't specify the 'async' modifier on the 'Main' method of a console app
I am new to asynchronous programming with the async modifier. I am trying to figure out how to make sure that my Main method of a console application actually runs asynchronously.
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How to use http.client in Node.js if there is basic authorization
As per title, how do I do that?
8 Answers
8
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
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The basic <appSettings> is easier to deal with - just slap in a <add key="...." value="..." /> entry and you're done.
The downside is: there's no type-checking, e.g. you cannot safely assume your number that you wanted to configure there really is a number - so...
How to create a trie in Python
...d_'}}},
'f': {'o': {'o': {'_end_': '_end_'}}}}
If you're not familiar with setdefault, it simply looks up a key in the dictionary (here, letter or _end). If the key is present, it returns the associated value; if not, it assigns a default value to that key and returns the value ({} or _end). (It...
Using Python String Formatting with Lists
...of %s tokens, which match the number of entries in list x . I need to write out a formatted string. The following doesn't work, but indicates what I'm trying to do. In this example, there are three %s tokens and the list has three entries.
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How to convert a Base64 string into a Bitmap image to show it in a ImageView?
I have a Base64 String that represents a BitMap image.
6 Answers
6
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MySQL Orderby a number, Nulls last
...x to sort nulls last. Place a minus sign (-) before the column name and switch the ASC to DESC:
SELECT * FROM tablename WHERE visible=1 ORDER BY -position DESC, id DESC
It is essentially the inverse of position DESC placing the NULL values last but otherwise the same as position ASC.
A good ref...
Git 'fatal: Unable to write new index file'
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I've been having this same problem for the last few days. Basically, without my knowledge the entire repo had been moved to a new filesystem, when I tried to run git status, it was suddenly reporting that every file in the repo had been udpated.
Possible solutions
So, after much google scouri...
How is “=default” different from “{}” for default constructor and destructor?
...gible, as Howard pointed out. However, if your destructor was non-virtual, it's a completely different story. The same is true of constructors.
Using = default syntax for special member functions (default constructor, copy/move constructors/assignment, destructors etc) means something very differen...