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Replace specific characters within strings
...Regular expressions is good choice for it as it has been already mentioned by @Andrie and @Dirk Eddelbuettel.
Pay attention, if you want to replace special characters, like dots, you should employ full regular expression syntax, as shown in example below:
ctr_names <- c("Czech.Republic","New.Ze...
Pass a parameter to a fixture function
...
To clarify, @Maspe36 is indicating that the PR linked by Nadège was reverted. Thus, this undocumented feature (I think it's still undocumented?) still lives.
– blthayer
Jul 29 at 16:28
...
Match linebreaks - \n or \r\n?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
What's the best practice for primary keys in tables?
...having artifical keys, nor of never having them. I would decide on a case-by-case basis, for example:
US States: I'd go for state_code ('TX' for Texas etc.), rather than state_id=1 for Texas
Employees: I'd usually create an artifical employee_id, because it's hard to find anything else that works...
How to send POST request?
...
Use requests library to GET, POST, PUT or DELETE by hitting a REST API endpoint. Pass the rest api endpoint url in url, payload(dict) in data and header/metadata in headers
import requests, json
url = "bugs.python.org"
payload = {"number": 12524,
"type": "iss...
What is the best extension for SQLite database files? [closed]
...ributable software, I dont want my customers mucking about in the database by themselves. The program reads and writes it all by itself. The only reason for a user to touch the DB file is to take a backup copy. Therefore I have named it whatever_records.db
The simple .db extension tells the user ...
How to remove the first and the last character of a string
...ngth-1);
console.log(result);
Or you can use .slice as suggested by Ankit Gupta
var yourString = "/installers/services/";
var result = yourString.slice(1,-1);
console.log(result);
Documentation for the slice and substring.
...
Is the list of Python reserved words and builtins available in a library?
...',
'BaseException', 'BlockingIOError', 'BrokenPipeError', 'BufferError', 'BytesWarning',
'ChildProcessError', 'ConnectionAbortedError', 'ConnectionError',
'ConnectionRefusedError', 'ConnectionResetError', 'DeprecationWarning', 'EOFError',
'Ellipsis', 'EnvironmentError', 'Exception', 'False', 'Fi...
Markdown open a new window link [duplicate]
...
As suggested by this answer:
[link](url){:target="_blank"}
Works for jekyll or more specifically kramdown, which is a superset of markdown, as part of Jekyll's (default) configuration. But not for plain markdown. ^_^
...
OpenLayers vs Google Maps? [closed]
...e maps. for example, even cross-site scripting doesn't have to be covered by a proxy: openlayers.org/dev/examples/cross-origin.html
– Glenn Plas
Oct 5 '12 at 8:00
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