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Truncate number to two decimal places without rounding
...g, match the number up to the second decimal place:
function calc(theform) {
var num = theform.original.value, rounded = theform.rounded
var with2Decimals = num.toString().match(/^-?\d+(?:\.\d{0,2})?/)[0]
rounded.value = with2Decimals
}
<form onsubmit="return calc(this)">...
If my interface must return Task what is the best way to have a no-operation implementation?
...he interface, the class LazyBar must return a task from its method (and for argument's sake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method?
...
GitHub clone from pull request?
I would like to clone a repository from GitHub. The problem is I don't want the main branch; I want the version in this unapproved pull request .
...
Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
...
This will come as little consolation for anyone who's stuck with the older iteratee API, but I recently verified that an equivalent test passes against the scalaz-stream API. This is a newer stream processing API that is intended to replace iteratee.
For complet...
How to configure git bash command line completion?
...ibutions, git completion script is installed into /etc/bash_completion.d/ (or /usr/share/bash-completion/completions/git) when you install git, no need to go to github. You just need to use it - add this line to your .bashrc:
source /etc/bash_completion.d/git
# or
source /usr/share/bash-completion/...
get current url in twig template?
I looked around for the code to get the current path in a Twig template (and not the full URL), i.e.
I don't want http://www.sitename.com/page , I only need /page .
...
Creating a BLOB from a Base64 string in JavaScript
...on will decode a Base64-encoded string into a new string with a character for each byte of the binary data.
const byteCharacters = atob(b64Data);
Each character's code point (charCode) will be the value of the byte. We can create an array of byte values by applying this using the .charCodeAt meth...
How to convert string representation of list to a list?
...
>>> import ast
>>> x = u'[ "A","B","C" , " D"]'
>>> x = ast.literal_eval(x)
>>> x
['A', 'B', 'C', ' D']
>>> x = [n.strip() for n in x]
>>> x
['A', 'B', 'C', 'D']
ast.literal_eval:
W...
Can mustache iterate a top-level array?
...li>{{.}}</li>{{/.}}</ul>', ['foo','bar','baz']);
It also works for things like this...
var obj = [{name: 'foo'}, {name: 'bar'}];
var tmp = '<ul>{{#.}}<li>{{name}}</li>{{/.}}</ul>';
Mustache.render(tmp, obj);
...
How do you rename a table in SQLite 3.0?
...his topic is pretty thick. What is needed is a simple example of how that works. You can find that here: https://www.sqlitetutorial.net/sqlite-alter-table/
To be precise, in the most basic case it looks like this:
ALTER TABLE existing_table
RENAME TO new_table;
I am not sure if the dot notation...