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How do I split a string into an array of characters? [duplicate]
...here possible:
Using the spread operator:
let arr = [...str];
Or Array.from
let arr = Array.from(str);
Or split with the new u RegExp flag:
let arr = str.split(/(?!$)/u);
Examples:
[...'????????????'] // —> ["????", "????", "????"]
[...'????????????'] // —> ["????", "...
Redis strings vs Redis hashes to represent JSON: efficiency?
...sh-max-ziplist-value, hash-max-ziplist-entries ) And breaking under a hood from a hash options IS REALLY BAD, because each usual key/value pair inside Redis use +90 bytes per pair.
It means that if you start with option two and accidentally break out of max-hash-ziplist-value you will get +90 bytes...
Checking if a variable is not nil and not zero in ruby
...
From Ruby 2.3.0 onward, you can combine the safe navigation operator (&.) with Numeric#nonzero?. &. returns nil if the instance was nil and nonzero? - if the number was 0:
if discount&.nonzero?
# ...
end
Or p...
How do I auto-hide placeholder text upon focus using css or jquery?
...
This makes it go but when I click away from the field it remains blank.
– LondonGuy
Mar 14 '12 at 17:41
...
Resetting generator object in Python
...y:
print(x)
for x in y_backup:
print(x)
This could be beneficial from memory usage point of view if the original iteration might not process all the items.
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What is HTML5 ARIA?
...p safely without affecting the web app's functionality.
Here's an example from the ARIA spec:
<ul role="menubar">
<!-- Rule 2A: "File" label via aria-labelledby -->
<li role="menuitem" aria-haspopup="true" aria-labelledby="fileLabel"><span id="fileLabel">File</span&...
How to compile for Windows on Linux with gcc/g++?
...
Install a cross compiler, like mingw64 from your package manager.
Then compile in the following way: instead of simply calling gcc call i686-w64-mingw32-gcc for 32-bit Windows or x86_64-w64-mingw32-gcc" for 64-bit Windows. I would also use the --static option, as ...
To draw an Underline below the TextView in Android
... the text in TextView.
SpannableString
setPaintFlags(); of TextView
Html.fromHtml();
Let me explain you all approaches :
1st Approach
For underling the text in TextView you have to use SpannableString
String udata="Underlined Text";
SpannableString content = new SpannableString(udata);
conten...
Make .git directory web inaccessible
...the .git folder and put the following in this file:
Order allow,deny
Deny from all
But note, that it would be lost if you ever re-cloned the repository
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What is the default height of UITableViewCell?
... with me right now so I cannot check. But if you don't get a better answer from someone, that is how you can check for yourself.
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