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PHP 2022-03-16 13:35:18
change font color if background is dark or light in php
get_brightness($hex) { // returns brightness value from 0 to 255 // strip off any leading # $hex = str_replace('#', '', $hex); $c_r = hexdec(substr($hex, 0, 2)); $c_g = hexdec(substr($hex, 2, 2)); $c_b = hexdec(substr($hex, 4, 2)); ... Add solution -
Javascript 2022-03-16 13:25:03
string split last slash in js get previous results
var str = "var1/var2/var3"; var rest = str.substring(0, str.lastIndexOf("/") + 1); var last = str.substring(str.lastIndexOf("/") + 1, str.length); console.log(rest); console.log(last); Add solution -
Other 2022-03-15 22:10:13
webstore
You can use the WebTools addon that gather useful tools such as a dictionary, a translator, a youtube convertor, a speedtest and many others (there are ten of them). You can access them in two clics, without having to open a new tab and without having to ... Add solution -
Objective-C 2022-03-15 06:35:10
compare nsstring
if ([bString isEqualToString:aString]) Add solution -
Java 2022-03-15 01:00:03
java find all of letter in string
String stringName = "Hello"; String characterToFind = "l"; //This example will find all the Ls in this string and will print the index of //it as soon as it is detected for(int i = 0; i < stringName.length(); i++){ if(stringName.... Add solution