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How to extract base URL from a string in JavaScript?
... URL("https://www.example.com:3000/article/2009/09/14/this-is-an-article/#m123")
const parts = ['protocol', 'hostname', 'pathname', 'port', 'hash'];
parts.forEach(key => console.log(key, myUrl[key]))
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...
Inspect hovered element in Chrome?
...-script-execution which helped me:
In the console:, Run:
const F12 = 123
window.addEventListener('keydown', function(event) {
if (event.keyCode === F12 ) {
debugger;
}
});
Highlight element with inspector
Hit F12
You can now inspect the element, with JavaScri...
'npm' is not recognized as internal or external command, operable program or batch file
...
123
Don't forget to reboot your computer after installing node! That one got me.
...
Removing empty lines in Notepad++
...
123
There is a plugin that adds a menu entitled TextFX. This menu, which houses a dizzying array ...
How to randomly select an item from a list?
...y selects a single item
For reproducibility, you can do:
np.random.seed(123)
np.random.choice(foo) # first call will always return 'c'
For samples of one or more items, returned as an array, pass the size argument:
np.random.choice(foo, 5) # sample with replacement (default)
np.random...
How do I format a number in Java?
...
From this thread, there are different ways to do this:
double r = 5.1234;
System.out.println(r); // r is 5.1234
int decimalPlaces = 2;
BigDecimal bd = new BigDecimal(r);
// setScale is immutable
bd = bd.setScale(decimalPlaces, BigDecimal.ROUND_HALF_UP);
r = bd.doubleValue();
System.out.pri...
How to replace a set of tokens in a Java String?
...ched {1} which is due on {2}";
String[] values = {
"John Doe", "invoice #123", "2009-06-30"
};
System.out.println(MessageFormat.format(msg, values));
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if/else in a list comprehension
... ternary operator ?: that exists in other languages. For example:
value = 123
print(value, 'is', 'even' if value % 2 == 0 else 'odd')
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Converting a string to int in Groovy
...
Several ways to do it, this one's my favorite:
def number = '123' as int
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Find all tables containing column with specified name - MS SQL Server
...
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