Check if HTML element exists // jQuery if($(“#myElm”).length > 0) { console.log(“Element exists”); } // Pure javascript var my_elm = document.getElementById(“myElm”); if(typeof(my_elm) != ‘undefined’ && my_elm != null){ console.log(“Element exists”); }
Simple copy-and-paste example: DECLARE @timestamp BIGINT = 1661881445; SELECT DATEADD(S, @timestamp, ‘1970-01-01’) Or for values greater than 2147483647 DECLARE @t AS BIGINT = 4956739375 DECLARE @oneyear AS INT = 31622400 SELECT DATEADD(SECOND, @t % @oneyear,…
/** * Remove substring from string * * Here is an inline example: * <code> * <?php * echo rmv(‘mxaxuxix’, ‘x’); // return ‘maui’; * * ?> * </code> * @param string $subject * @param…
function att($arr, $class = null) { $return = “<table” . (!is_null($class) ? ‘ class = “‘ . $class . ‘”‘ : null) . “>”; foreach ($arr as $key => $value) { $return .= “<tr>”; foreach…
We regret to announce that the sitemap generator service in the free version without registration will be ineterrupted from 08/08/2022. It will remain available only to registered users. We had to make this decision due…
We haven’t heard from you in a long time, but we haven’t abandoned the project. We are going back to work more motivated than before thanks to your support. Here’s what’s new this month: The…
package main import ( “fmt” “math/rand” “strconv” “time” ) func random(min, max int) int { rand.Seed(time.Now().UTC().UnixNano()) return rand.Intn(max-min) + min } func main() { myrand := random(1, 91) fmt.Println(strconv.Itoa(myrand)) }
Let’s take the example of having to select all the div with the data-lang attribute different from “it”: div:not([data-lang=it]) { // Your CSS here. } If you want to select elements that have an attribute…
var jsElm = document.createElement(“script”); jsElm.type = “application/javascript”; jsElm.src = “https://cdn.dotmaui.com/libs/jquery/3.6.0/jquery.min.js”; document.head.appendChild(jsElm);
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