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What are transparent comparators?
...
No, not by default.
The new member function template overloads of find etc. allow you to use a type that is comparable with the container's key, instead of using the key type itself. See N3465 by Joaquín Mª López Muñoz for rationale and a detailed, carefully written proposal to add this fea...
Rails :include vs. :joins
...oins => users to pull in all the user information for sorting purposes, etc it will work fine and take less time than :include, but say you want to display the comment along with the users name, email, etc. To get the information using :joins, it will have to make separate SQL queries for each u...
Why can't Python parse this JSON data?
...or german umlauts and for sharing text results with other modules/programs etc. . So you're good!
– Michael P
Aug 29 '15 at 11:56
2
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What is a good reason to use SQL views?
...gregated tables, where the database engine aggregates
data (sum, average etc) and presents the calculated results as part of the data
Views can hide the complexity of data; for example a view could appear as
Sales2000 or Sales2001, transparently partitioning the actual underlying table
Views tak...
Static method in a generic class?
...oid doIt(T object) {
System.out.println("shake that booty '" + object.getClass().toString()
+ "' !!!");
}
private static class KC {
}
private static class SunshineBand {
}
public static void main(String args[]) {
KC kc = new KC();
SunshineBand sunshi...
Best design for a changelog / auditing database table? [closed]
...ifferent change log/auditing
(when something was added, deleted, modified, etc). I don't need to store particularly detailed info, so I was thinking something along the lines of:
...
Why is it not possible to extend annotations in Java?
... enum AnnotationCategory {
GENERAL,
SEMANTICS,
VALIDATION,
ETC
}
@Category(category={AnnotationCategory.GENERAL, AnnotationCategory.SEMANTICS})
public @interface FooBarAnnotation {
}
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UIButton inside a view that has a UITapGestureRecognizer
...is basically makes all user input types of controls like buttons, sliders, etc. work
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How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
...r system package manager such as:
apt install gcc # for Debian, Ubuntu, etc.
yum install gcc # for RedHat, CentOS, etc.
brew install gcc # for Mac OS X
The Hard Way
GCC says the answer here is "the hard way" because it builds everything piece by piece, and does not use shared libraries.
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Why does Boolean.ToString output “True” and not “true”
...rything public in .NET is CamelCase - System.Boolean, True, System.String, etc - it's C#'s C heritage that lead to the aliasing of String to string, Boolean to bool, True to true, etc. (Although my personal preference is still C#).
– stusmith
Jan 29 '09 at 13:1...