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Check if a String contains numbers Java
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Examples:
For input "123abc", the method above will return 123.
For "abc1000def", 1000.
For "555abc45", 555.
For "abc", will return an empty string.
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Geometric Mean: is there a built-in?
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88
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Javascript library for human-friendly relative date formatting [closed]
...against.
// Make a fuzzy time
var delta = Math.round((+new Date - date) / 1000);
var minute = 60,
hour = minute * 60,
day = hour * 24,
week = day * 7;
var fuzzy;
if (delta < 30) {
fuzzy = 'just then.';
} else if (delta < minute) {
fuzzy = delta + ' seconds ago.';
} else...
Why would I make() or new()?
... --> NEW(*Point)
new(chan int) --> NEW(*chan int)
make([]int, 10) --> NEW([]int, 10)
new(Point) // Illegal
new(int) // Illegal
Yes, merging new and make into a single built-in function is possible. However, it is probable that a single built-in function would lead to more con...
What is the scope of variables in JavaScript?
...oop using let is scoped to the body of the loop:
for(let x = 0; x < 10; ++x) {}
console.log(typeof x) // undefined, because `x` is block-scoped
The following will throw a ReferenceError because the visibility of x is constrained by the block:
if(false) {
let x = 1
}
console.log...
Select count(*) from multiple tables
...ve: 2 or 3.
– Quassnoi
Mar 4 '09 at 10:40
4
Yes, but I select the table name, which makes the res...
Can the Android layout folder contain subfolders?
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Tim
36.1k1313 gold badges109109 silver badges129129 bronze badges
answered Mar 15 '14 at 16:26
eskieski
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How do I add tab completion to the Python shell?
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210
I may have found a way to do it.
Create a file .pythonrc
# ~/.pythonrc
# enable syntax comple...
How to convert a String to CharSequence?
...e code works.
– João Silva
Oct 16 '10 at 12:06
5
This is not the answer. Question is String ->...
How to create hyperlink to call phone number on mobile devices?
...ould need to dial:
00-1-555-555-1212
And from Russia, they would dial
810-1-555-555-1212
The + sign solves this issue by allowing you to omit the international dialing prefix.
After the international dialing prefix comes the country code(pdf), followed by the geographic code (area code), fina...