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Can an ASP.NET MVC controller return an Image?
...
For those that are coming into this question now, this was the solution that worked best for me.
– Clarence Klopfstein
Dec 25 '09 at 5:09
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Computed / calculated / virtual / derived columns in PostgreSQL
...he similar "computed columns" of SQL Server.
STORED generated columns are introduced with Postgres 12. Trivial example:
CREATE TABLE tbl (
int1 int
, int2 int
, product bigint GENERATED ALWAYS AS (int1 * int2) STORED
);
db<>fiddle here
VIRTUAL generated columns may come with one o...
Sort objects in ArrayList by date?
...e(Date datetime) {
this.dateTime = datetime;
}
@Override
public int compareTo(MyObject o) {
return getDateTime().compareTo(o.getDateTime());
}
}
And then you sort it by calling:
Collections.sort(myList);
However sometimes you don't want to change your model, like when you want ...
Make header and footer files to be included in multiple html pages
...d using PHP instead so that you can use simple PHP include object?
If you convert the file names of your .html pages to .php - then at the top of each of your .php pages you can use one line of code to include the content from your header.php
<?php include('header.php'); ?>
Do the same in...
How can you iterate over the elements of an std::tuple?
... @ViktorSehr AFAICT it doesn't (at least on GCC 4.7.2)? Anyone with a hint?
– sehe
Apr 8 '13 at 7:55
@ViktorSehr F...
Objective-C class -> string like: [NSArray className] -> @“NSArray”
...c. NSStringFromClass just pulls the name of the class from this struct and converts it to an NSString. Don't store the class name in a static NSString, it won't offer any performance advantage.
– dreamlax
Apr 10 '11 at 23:43
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Static nested class in Java, why?
...her members of the enclosing class.
...
Note: A static nested class interacts with the instance members of its outer class (and other classes) just like any other top-level class. In effect, a static nested class is behaviorally a top-level class that has been nested in another top-level clas...
C#: Printing all properties of an object [duplicate]
...ere you can an object name (while in debug mode), press enter, and it is printed fairly prettily with all its stuff.
9 Answ...
What does {0} mean when initializing an object?
...licitly initialized shall be
default-initialized.
Example:
struct S { int a; char* b; int c; };
S ss = { 1, "asdf" };
initializes ss.a with 1, ss.b with
"asdf", and ss.c with the value of an
expression of the form int(), that is,
0.
You can find the complete spec on this topic her...
How to show math equations in general github's markdown(not github's blog)
...
this worked great. I had to convert a jupyter notebook (.ipynb) to .md and the equations were essentially multiline latex code.
– Marc Maxmeister
Jun 17 '19 at 18:21
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