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ASP.NET MVC: Unit testing controllers that use UrlHelper
...o it can do a redirection. I'm using Url.RouteUrl(..) and during my unit tests this fails since the Controller.Url parameter is not pre-filled.
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How to remove all the null elements inside a generic list in one go?
...drew: according to MSDN, RemoveAll does not take null. I think I also have tested that. A comment makes sense though.
– Tobias Knauss
Jul 17 '16 at 11:25
1
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Get started with Latex on Linux [closed]
...orrect before you try and build your document output.
Create a file called test.tex and put some content in it, say the example from the LaTeX primer:
\documentclass[a4paper,12pt]{article}
\begin{document}
The foundations of the rigorous study of \emph{analysis}
were laid in the nineteenth century,...
How to synchronize a static variable among threads running different instances of a class in Java?
...nized static method. This synchronizes on the class object.
public class Test {
private static int count = 0;
public static synchronized void incrementCount() {
count++;
}
}
Explicitly synchronize on the class object.
public class Test {
private static int count = 0;
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Store query result in a variable using in PL/pgSQL
...
I think you're looking for SELECT INTO:
select test_table.name into name from test_table where id = x;
That will pull the name from test_table where id is your function's argument and leave it in the name variable. Don't leave out the table name prefix on test_table.nam...
Java FileReader encoding issue
...
@NobleUplift: the safest bet is StandardCharsets.UTF_8, there's no chance of mistyping there ;-) But yes, if you go with string "UTF8" would be correct (although I seem to remember that it will accept both ways).
– Joachim Sauer
Nov 13 '1...
TemplateDoesNotExist - Django Error
...
Make sure you have rest_framework listed in your settings.py INSTALLED_APPS.
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How to append text to an existing file in Java?
...catch(IOException ex){ ex.printStackTrace(); }
– php_coder_3809625
Aug 18 '16 at 12:12
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How to test multiple variables against a value?
...wn (False if 0, True otherwise).
You can shorten that using a containment test against a tuple:
if 1 in (x, y, z):
or better still:
if 1 in {x, y, z}:
using a set to take advantage of the constant-cost membership test (in takes a fixed amount of time whatever the left-hand operand is).
When ...
Evaluate empty or null JSTL c tags
... JSTL?
You can use the empty keyword in a <c:if> for this:
<c:if test="${empty var1}">
var1 is empty or null.
</c:if>
<c:if test="${not empty var1}">
var1 is NOT empty or null.
</c:if>
Or the <c:choose>:
<c:choose>
<c:when test="${empty var1...