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How to replace all occurrences of a string?
... String.replaceAll() method defined by the ECMAScript 2021 language specification. For older/legacy browser support, the below still applies.
str = str.replace(/abc/g, '');
In response to comment:
var find = 'abc';
var re = new RegExp(find, 'g');
str = str.replace(re, '');
In response to Click U...
I'm getting Key error in python
... +1 for very relevant .get() comment. Looks like a good application of the Python EAFP (Easier to Ask for Forgiveness than Permission) instead of LBYL (Look Before You Leap) which I think is less Pythonic.
– Niels Bom
Apr 24 '12 at 11:08
...
How does “cat
...b character. If you do it right, your syntax highlighting should correctly catch the ending delimiter.
– trkoch
Nov 10 '15 at 17:23
1
...
How do I convert an array object to a string in PowerShell?
...
$a = 'This', 'Is', 'a', 'cat'
Using double quotes (and optionally use the separator $ofs)
# This Is a cat
"$a"
# This-Is-a-cat
$ofs = '-' # after this all casts work this way until $ofs changes!
"$a"
Using operator join
# This-Is-a-cat
$a -joi...
Useless use of cat?
...en some rookie tried to pin the UUOC on me for one of my answers. It was a cat file.txt | grep foo | cut ... | cut .... I gave him a piece of my mind, and only after doing so visited the link he gave me referring to the origins of the award and the practice of doing so. Further searching led me to t...
How do I read the first line of a file using cat?
How do I read the first line of a file using cat ?
10 Answers
10
...
Replace multiple strings with multiple other strings
...tiple words in a string with multiple other words. The string is "I have a cat, a dog, and a goat."
18 Answers
...
proper way to sudo over ssh
...-t user@server "sudo script"
See man ssh:
-t Force pseudo-tty allocation. This can be used to execute arbi-
trary screen-based programs on a remote machine, which can be
very useful, e.g., when implementing menu services. Multiple -t
options force tty allocation...
Object.getOwnPropertyNames vs Object.keys
...s constructor when creating object. Here is something that got me.
const cat1 = {
eat() {},
sleep() {},
talk() {}
};
// here the methods will be part of the Cat Prototype
class Cat {
eat() {}
sleep() {}
talk() {}
}
const cat2 = new Cat()
Object.keys(cat1) // ["eat", "sle...
What is the function __construct used for?
...o declare the constructor. You can also use the class name, for ex:
class Cat
{
function Cat()
{
echo 'meow';
}
}
and
class Cat
{
function __construct()
{
echo 'meow';
}
}
Are equivalent. They are called whenever a new instance of the class is created, i...