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JavaScript + Unicode regexes
...There also is XRegExp, a project that brings Unicode support to JavaScript by offering an alternative regex engine with extended capabilities.
And of course, required reading: mathiasbynens.be - JavaScript has a Unicode problem:
...
How can I print literal curly-brace characters in python string and also use .format on it?
...ing syntax:
Format strings contain “replacement fields” surrounded by curly braces {}. Anything that is not contained in braces is considered literal text, which is copied unchanged to the output. If you need to include a brace character in the literal text, it can be escaped by doubling: {{...
Rails.env vs RAILS_ENV
...lass gives
you a prettier way to test for
equality. The value returned by
Rails.env is wrapped in a
StringInquirer object so instead of
calling this:
Rails.env == "production"
you can call this:
Rails.env.production?
So they aren't exactly equivalent, but they're fairly close....
What is the difference between Normalize.css and Reset CSS?
...ms like: display settings for HTML5 elements, the lack of font inheritance by form elements, correcting font-size rendering for pre, SVG overflow in IE9, and the button styling bug in iOS.
Normalize.css doesn't clutter your dev tools. A common irritation when using reset.css is the large inheritance...
Stretch child div height to fill parent that has dynamic height
...S on the child. That's because a CSS Grid cell will have auto row and cell by default. It actually works pretty nicely with IE if you use display: -ms-grid to avoid some flexbugs, as long you only have one child.
– ShortFuse
Feb 14 '19 at 22:20
...
How can I make Array.Contains case-insensitive on a string array?
...se))
{}
array.Contains() is a LINQ extension method and therefore works by standard only with .NET 3.5 or higher, needing:
using System;
using System.Linq;
But: in .NET 2.0 the simple Contains() method (without taking case insensitivity into account) is at least possible like this, with a cast:
...
Visual Studio Editor does not underline errors anymore
... i had to do it in 2012 and 2013. why would this be turned off by default!!
– Sonic Soul
Jan 10 '14 at 19:01
10
...
Redefining NULL
...aranteed to be 0.
In short, this very condition was apparently considered by the C language committee, and considerations made for those who would choose an alternate representation for NULL. All you have to do now is make major changes to your compiler, and hey presto you're done :)
As a side not...
How to wait for all goroutines to finish without using time.Sleep?
...lue will copy it and make wg.Done() ineffective. While this could be fixed by passing a pointer &wg, a better way to prevent such errors is to declare the WaitGroup variable as a pointer in the first place: wg := new(sync.WaitGroup) instead of var wg sync.WaitGroup.
– Rober...
How to center horizontally div inside parent div
...t out of interest, if you want to center two or more divs (so they're side by side in the center), then here's how to do it:
<div style="text-align:center;">
<div style="border:1px solid #000; display:inline-block;">Div 1</div>
<div style="border:1px solid red; display...