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How to get a tab character?
...the em space as being equuivalent to two space
characters.
Docs link : https://www.w3.org/MarkUp/html3/specialchars.html
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How and why does 'a'['toUpperCase']() in JavaScript work?
...
toUpperCase is a standard javascript method: https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/String/toUpperCase
The reason it works like 'a'['toUpperCase']() is that the toUpperCase function is a property of the string object 'a'. You can r...
How can I delete multiple lines in vi?
...
I find this easier
Go VISUAL mode Shift+v
Select lines
d to delete
https://superuser.com/questions/170795/how-can-i-select-and-delete-lines-of-text-in-vi
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Nested defaultdict of defaultdict
...g.items()}
return defaultdict(nested_defaultdict, existing, **kwargs)
https://gist.github.com/nucklehead/2d29628bb49115f3c30e78c071207775
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Warning :-Presenting view controllers on detached view controllers is discouraged
...s programming guide to learn more on how to use view controllers properly. https://developer.apple.com/library/content/featuredarticles/ViewControllerPGforiPhoneOS/
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Deprecated Java HttpClient - How hard can it be?
... is a fluent Java HTTP client, for example:
String html = new JdkRequest("https://www.google.com")
.header(HttpHeaders.ACCEPT, MediaType.TEXT_HTML)
.fetch()
.as(HttpResponse.class)
.assertStatus(HttpURLConnection.HTTP_OK)
.body();
Check also this blog post: http://www.yegor256.com/2014/...
Redirect parent window from an iframe action
...n be added with a space between them.
Reference(you will need to scroll):
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe
Ex:
<iframe sandbox="allow-top-navigation" src="http://google.com/"></iframe>
...
How to append data to div using JavaScript?
...ers and Mobile): http://caniuse.com/#feat=insertadjacenthtml
Example from https://developer.mozilla.org/en-US/docs/Web/API/Element/insertAdjacentHTML
// <div id="one">one</div>
var d1 = document.getElementById('one');
d1.insertAdjacentHTML('afterend', '<div id="two">two</div&g...
Change all files and folders permissions of a directory to 644/755
...
On
https://help.directadmin.com/item.php?id=589 they write:
If you need a quick way to reset your public_html data to 755 for directories and 644 for files, then you can use something like this:
cd /home/user/domains/domain.co...
Java / Android - How to print out a full stack trace?
...wable.printStackTrace(pw);
return sw.getBuffer().toString();
}
Ref: https://stackoverflow.com/a/18546861
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