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Get all inherited classes of an abstract class [duplicate]
... you'd think.
You need to use Assembly.GetAssembly(typeof(T)) because your base class might be in a different assembly.
You need to use the criteria type.IsClass and !type.IsAbstract because it'll throw an exception if you try to instantiate an interface or abstract class.
I like forcing the enumer...
Annotating text on individual facet in ggplot2
...rs, aes(qsec, mpg)) +
geom_point() +
facet_grid(. ~ am) +
theme_bw(base_size = 12)
# install.packages('egg', dependencies = TRUE)
library(egg)
Tag inside
Default
tag_facet(p)
Note: if you want to keep the strip text and background, try adding strip.text and strip.background back i...
How to change the style of alert box?
...>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<link rel="stylesheet" href="/resources/demos/style.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/j...
How to add multiple objects to ManyToMany relationship at once in Django ?
Based on the Django doc, I should be able to pass multiple objects at once to be added to a manytomany relationship but I get a
...
Methods inside enum in C#
...ployeeType() { }
private EmployeeType(int value, string displayName) : base(value, displayName) { }
// Your method...
public override string ToString()
{
return $"{value} - {displayName}!";
}
}
Then you can use it like an enum, with the possibility to put methods insid...
Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
...e autocompletion, the looking up of definitions, navigation of source code base or the previewing of doc-strings.
5 Answers...
Best way to represent a fraction in Java?
...)
{
//Implementation note: A fraction can be represented exactly in base-10 iff its
//denominator is of the form 2^a * 5^b, where a and b are nonnegative integers.
//(In other words, if there are no prime factors of the denominator except for
//2 and 5, or if the denominator is 1)...
I want my android application to be only run in portrait mode?
...
@EduardoCoelho you can actually make a base class PortraitActivity and in onCreate call setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT) All activities extending this won't rotate
– Twinone
Jun 6 '14 at 9:07
...
Right query to get the current number of connections in a PostgreSQL DB
...rsion of the first one would be:
SELECT sum(numbackends) FROM pg_stat_database;
In that case, I would expect that version to be slightly faster than the second one, simply because it has fewer rows to count. But you are not likely going to be able to measure a difference.
Both queries are based ...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
...init}" /> inside the <f:metadata> to do initialization/preloading based on the set values. Since JSF 2.2 you could use <f:viewAction> for that instead.
Allows for nested <f:converter> and <f:validator> for more fine-grained conversion/validation. Even a <h:message> ...