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comparing 2 strings alphabetically for sorting purposes
...ab"
All return true.
JavaScript compares strings character by character and "a" comes before "b" in the alphabet - hence less than.
In your case it works like so -
1 . "aaaa" < "ab"
compares the first two "a" characters - all equal, lets move to the next character.
2 . "...
How do I put my website's logo to be the icon image in browser tabs?
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That image is called 'favicon' and it's a small square shaped .ico file, which is the standard file type for favicons. You could use .png or .gif too, but you should follow the standard for better compatibility.
To set one for your website you should:
M...
Yank entire file
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So basically this command goes up to the top of the document, and does something, yank to the bottom of the document? What does " do here?
– geoyws
Sep 17 '14 at 10:45
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How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
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This is a sledgehammer approach to replacing raw UNICODE with HTML. I haven't seen any other place to put this solution, but I assume others have had this problem.
Apply this str_replace function to the RAW JSON, before doing anything
else.
function unicode2html($str...
How to avoid reinstalling packages when building Docker image for Python projects?
...rements.txt /srv before you run pip (RUN pip install -r requirements.txt), and add all of the other files after running pip. Thus, they should be in the following order: (1) ADD requirements.txt /srv; (2) RUN pip install -r requirements.txt; (3) ADD . /srv
– engelen
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When to use PNG or JPG in iPhone development?
...ession requires "very little" energy; the Other.artwork file appears to be raw bitmap data, presumably because the CPU/memory overhead of PNG decompression is too much for commonly-used UI components.
– tc.
Oct 14 '10 at 2:06
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Why isn't std::initializer_list a language built-in?
It seems to me that it's quite an important feature of C++11 and yet it doesn't have its own reserved keyword (or something alike).
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Check Whether a User Exists
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You can also check user by id command.
id -u name gives you the id of that user.
if the user doesn't exist, you got command return value ($?)1
And as other answers pointed out: if all you want is just to check if the user exists, use if with id directly, as i...
How default .equals and .hashCode will work for my classes?
...t's (generally speaking; if you inherit from a class that redefined equals and/or hashCode, then you'll use that implementation instead).
From the documentation:
equals
The equals method for class Object implements the most discriminating possible equivalence relation on objects; that is, f...
Copying text to the clipboard using Java
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This works for me and is quite simple:
Import these:
import java.awt.datatransfer.StringSelection;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
And then put this snippet of code wherever you'd like to alter the clipboar...