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How to delete images from a private docker registry?
I run a private docker registry, and I want to delete all images but the latest from a repository. I don't want to delete the entire repository, just some of the images inside it. The API docs don't mention a way to do this, but surely it's possible?
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GetHashCode Guidelines in C#
I read in the Essential C# 3.0 and .NET 3.5 book that:
9 Answers
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Convert integer into its character equivalent, where 0 => a, 1 => b, etc
I want to convert an integer into its character equivalent based on the alphabet. For example:
12 Answers
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Does Typescript support the ?. operator? (And, what's it called?)
... 3.7 and called Optional chaining: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-3-7.html#optional-chaining
I can't find any reference to it whatsoever in the TypeScript language specification.
As far as what to call this operator in CoffeeScript, it's called the existentia...
In C++, what is a “namespace alias”?
... namespace alias is a convenient way of referring to a long namespace name by a different, shorter name.
As an example, say you wanted to use the numeric vectors from Boost's uBLAS without a using namespace directive. Stating the full namespace every time is cumbersome:
boost::numeric::ublas::vect...
Default value to a parameter while passing by reference in C++
Is it possible to give a default value to a parameter of a function while we are passing the parameter by reference. in C++
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Getting list of parameter names inside python function [duplicate]
Is there an easy way to be inside a python function and get a list of the parameter names?
4 Answers
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AutoLayout with hidden UIViews?
...like it's a fairly common paradigm to show/hide UIViews , most often UILabels , depending on business logic. My question is, what is the best way using AutoLayout to respond to hidden views as if their frame was 0x0. Here is an example of a dynamic list of 1-3 features.
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What is the difference between Type and Class?
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The following answer is from Gof book (Design Patterns)
An object's class defines how the
object is implemented .The class
defines object's internal state and
the implementation of its
operations.
In contrast, an object's
type only refers ...
What is the best way to implement nested dictionaries?
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What is the best way to implement nested dictionaries in Python?
This is a bad idea, don't do it. Instead, use a regular dictionary and use dict.setdefault where apropos, so when keys are missing under normal usage you get the expected ...