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Why is typeof null “object”?
I'm reading 'Professional Javascript for Web Developers' Chapter 4 and it tells me that the five types of primitives are: undefined, null, boolean, number and string.
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What do 'lazy' and 'greedy' mean in the context of regular expressions?
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For all people reading the post: greedy or lazy quantifiers by themselves won't match the longest/shortest possible substring. You would have to use either a tempered greedy token, or use non-regex approaches.
– Wiktor...
How to disable admin-style browsable interface of django-rest-framework?
... to change the API Permissions
The following will set all endpoints to be read only unless the user is authenticated.
REST_FRAMEWORK = {
'DEFAULT_PERMISSION_CLASSES': (
'rest_framework.permissions.IsAuthenticatedOrReadOnly',
)
}
If you would like to completely hide the API unles...
PHP regular expressions: No ending delimiter '^' found in
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For those who do not read linked materials, use [ and ] delimiters, otherwise you run into conflicts with the pattern itself.
– greenoldman
Feb 1 '16 at 13:08
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Replace multiple whitespaces with single whitespace in JavaScript string
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@Me Please read the question carefully: "each time there's more than only one whitespace I'd like it be only one".
– bjornd
Dec 29 '12 at 9:45
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C# Create New T()
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@Alex - When I read his question I assumed he didn't want parameters :S Up-vote for you however :)
– Phill
Jun 30 '11 at 3:55
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Is there a portable way to print a message from the C preprocessor?
..., you could edit your sources as *.c2 files. The simple preprocessor would read the source, look for //TODO, and write printf("TODO ...") into the output *.c file.
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Load different colorscheme when using vimdiff
...was to paste this one-liner into my ~/.vimrc file:
" Fix the difficult-to-read default setting for diff text highlighting. The
" bang (!) is required since we are overwriting the DiffText setting. The highlighting
" for "Todo" also looks nice (yellow) if you don't like the "MatchParen" colors.
hig...
Haversine Formula in Python (Bearing and Distance between two GPS points)
...actually struggling to understand how these equations were derived as I am reading a paper. You have given me a pointer: haversine formula my first time to hear this, thank you.
– arilwan
Sep 3 '19 at 16:04
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HTML5 form required attribute. Set custom validation message?
...uld not be set by code, you can set you input element's title attribute to read "This field cannot be left blank". (Works in Chrome 10)
title="This field should not be left blank."
See http://jsfiddle.net/kaleb/nfgfP/8/
And in Firefox, you can add this attribute:
x-moz-errormessage="This field ...