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Abusing the algebra of algebraic data types - why does this work?
...to the "inhabitants" of a type (i.e., distinct values having that type) in order to demonstrate the algebraic behavior. To make that perspective explicit:
The product type (A, B) represents a value each from A and B, taken independently. So for any fixed value a :: A, there is one value of type (A...
SQL NVARCHAR and VARCHAR Limits
...ry(100), Email)
FROM tbCarsList
where email <> ''
group by email
order by email
set @p = substring(@p, 2, 100000)
insert @local values(cast(@p as varchar(max)))
select DATALENGTH(col) as collen, col from @local
result collen > 8000, length col value is more than 8000 chars
...
How to cancel a Task in await?
...
Or, in order to avoid modifying slowFunc (say you don't have access to the source code for instance):
var source = new CancellationTokenSource(); //original code
source.Token.Register(CancelNotification); //original code
source.Can...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...and replaced it with what follows:
// You have to use this constructor in order for the root element to have the right namespaces.
// If you need to do custom serialization of inner objects, you can use a shortened constructor.
XmlSerializer xs = new XmlSerializer(typeof(MyTypeWithNamespaces), new ...
How to determine if a number is a prime with regex?
...to find some non empty sub-sequence that can be repeated at least twice in order to form the sequence. If such a subsequence exists, it means that its length divides N, hence N is not prime.
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How to create the branch from specific commit in different branch
...
You have the arguments in the wrong order:
git branch <branch-name> <commit>
and for that, it doesn't matter what branch is checked out; it'll do what you say. (If you omit the commit argument, it defaults to creating a branch at the same place a...
“Eliminate render-blocking CSS in above-the-fold content”
...elped me to get rid of "Render Blocking CSS". I used the following code in order to remove "Render Blocking CSS". Now in google page speed insight I am not getting issue related with render blocking css.
<!-- loadCSS -->
<script src="https://cdn.rawgit.com/filamentgroup/loadCSS/6b637fe0/sr...
In HTML5, should the main navigation be inside or outside the element?
...nav> and <a> tags, anyway. The important factor is the structural order of the HTML. Next up, responsiveness. Does making the primary <nav> (or any <nav>) a direct child of <body> make it easier to manipulate? Is that valid HTML? A <nav> is sectioning content, and th...
Convert Django Model object to dict with all of the fields intact
...solution was gorgeous!
I would add, though, a condition for datefields in order to make it JSON friendly.
Bonus Round
If you want a django model that has a better python command-line display, have your models child class the following:
from django.db import models
from django.db.models.fields.re...
What is the most efficient string concatenation method in python?
...
Also, .format() has three forms, in order from fast to slow: "{}".format(x), "{0}".format(x), "{x}".format(x=x)
– TemporalWolf
May 1 '17 at 22:45
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