大约有 44,500 项符合查询结果（耗时：0.0279秒） [XML]
How to convert latitude or longitude to meters?
...
Here is a javascript function:
function measure(lat1, lon1, lat2, lon2){ // generally used geo measurement function
var R = 6378.137; // Radius of earth in KM
var dLat = lat2 * Math.PI / 180 - lat1 * Math.PI / 180;
var dLon = lon2 * Math.PI / 180 - lon1 * Math.PI / 180;
...
Script parameters in Bash
...
125
The arguments that you provide to a bashscript will appear in the variables $1 and $2 and $3 wh...
What is the fastest method for selecting descendant elements in jQuery?
...
Method 1 and method 2 are identical with the only difference is that method 1 needs to parse the scope passed and translate it to a call to $parent.find(".child").show();.
Method 4 and Method 5 both need to parse the selector and then just cal...
How to use a variable inside a regular expression?
...double curly braces. Let's say you want to match TEXTO followed by exactly 2 digits:
if re.search(rf"\b(?=\w){re.escape(TEXTO)}\d{{2}}\b(?!\w)", subject, re.IGNORECASE):
print("match")
share
|
...
Convert to binary and keep leading zeros in Python
...
225
Use the format() function:
>>> format(14, '#010b')
'0b00001110'
The format() funct...
Convert camelCaseText to Sentence Case Text
...
20 Answers
20
Active
...
What is a “surrogate pair” in Java?
...
answered May 5 '11 at 19:28
Jeffrey L WhitledgeJeffrey L Whitledge
51.2k99 gold badges6363 silver badges9595 bronze badges
...
Draw a perfect circle from user's touch
...port java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.HeadlessException;
import java.awt.Point;
import java.awt.RenderingHints;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import java.util....
How to detect a Christmas Tree? [closed]
... is just a simple monochrome brightness test; any pixels with values above 220 on a 0-255 scale (where black is 0 and white is 255) are saved to a binary black-and-white image. The second threshold tries to look for red and yellow lights, which are particularly prominent in the trees in the upper l...
Add object to ArrayList at specified index
...
211
You can do it like this:
list.add(1, object1)
list.add(2, object3)
list.add(2, object2)
Aft...