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Why should I avoid using Properties in C#?
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@PatrickFromberg: You've missed a large amount of code which uses read-only fields, apparently. There's nothing to say that properties imply mutability. I often have read-only fields backing read-only properties - do you think that's...
angular.service vs angular.factory
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@DrewR - From my understanding, it's true that you can achieve the same new'able effect from service like you can with a factory, but it's not what it's meant for. It's main goal is when you just want to return some utility object and...
How to automatically install Ansible Galaxy roles?
... you require, using any of a variety of install methods:
# Install a role from the Ansible Galaxy
- src: dfarrell07.opendaylight
# Install a role from GitHub
- name: opendaylight
src: https://github.com/dfarrell07/ansible-opendaylight
# Install a role from a specific git branch
- name: opendayl...
Catch multiple exceptions at once?
...ose exceptions and do some log messaging, but only those you expect coming from your file IO methods. Then you often have to deal with a larger number (about 5 or more) different types of exceptions. In that situation, this approach can save you some lines.
– Xilconic
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How can I get dictionary key as variable directly in Python (not by searching from value)?
Sorry for this basic question but my searches on this are not turning up anything other than how to get a dictionary's key based on its value which I would prefer not to use as I simply want the text/name of the key and am worried that searching by value may end up returning 2 or more keys if the di...
How to retrieve the hash for the current commit in Git?
... length to --short, such as --short=12, to get a specific number of digits from the hash.
– Tyson Phalp
Feb 21 '14 at 17:18
35
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How do I remove a MySQL database?
You may notice from my last question that a problem caused some more problems, Reading MySQL manuals in MySQL monitor?
6 A...
Is there a Python function to determine which quarter of the year a date is in?
...for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-).
Originally two answers, multiply upvoted and even originally accepted (both currently deleted), were buggy -- not doing the -1 before the division, and dividing by 4 instead of 3. Since .month goes 1 to...
Insert HTML with React Variable Statements (JSX)
... rendering is XSS (cross-site scripting) safe.
Example:
import DOMPurify from 'dompurify'
const thisIsMyCopy = '<p>copy copy copy <strong>strong copy</strong></p>';
render: function() {
return (
<div className="content" dangerouslySetInnerHTML={{__html: DO...
How to “perfectly” override a dict?
...ct that behaves like a dict quite easily with ABCs (Abstract Base Classes) from the collections.abc module. It even tells you if you missed a method, so below is the minimal version that shuts the ABC up.
from collections.abc import MutableMapping
class TransformedDict(MutableMapping):
"""A ...