Month: March 2023

[Solved] Creating HTML table with php output

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[ad_1] Your issues lies in your formatting and confusion between the use of the echo command and non PHP wrapped HTML. Code should read as follows when properly formatted. <?php $db_host = “localhost”; $db_username = “vistor”; $db_pass = “visitor”; $db_name = “test”; $db = new PDO(‘mysql:host=”.$db_host.”;dbname=”.$db_name,$db_username,$db_pass); $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING); $query = $db->query(“SELECT * FROM pet’); ?> … Read more

[Solved] Extract specific string from String [closed]

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[ad_1] Use this String[] params = data.split(” “); String firstString = params[0]; split() function will split your whole string using space as delimiter, resulting in array of strings. First element of the array is the string you are looking for. 2 [ad_2] solved Extract specific string from String [closed]

[Solved] while loop exit, without well-known way [closed]

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[ad_1] Use goto: This will only exit the while loop. while (true) { … if (some condition) { goto CLEANUP; } … } CLEANUP: … exit() the program: while (true) { … if (some condition) { exit (EXIT_FAILURE); /* OR, if in the `main()` function: */ return EXIT_FAILURE; } …. } abort() the program: while … Read more

[Solved] SyntaxError: Cannot use import statement outside a module

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[ad_1] Verify that you have the latest version of Node.js installed (or, at least 13.2.0+). Then do one of the following, as described in the documentation: Option 1 In the nearest parent package.json file, add the top-level “type” field with a value of “module”. This will ensure that all .js and .mjs files are interpreted … Read more

[Solved] How to choose among two classes given a condition in c++? [closed]

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[ad_1] Assuming you need to create object at compile time depending on a variable, you can try something like following class class1{}; class class2{}; int main( int argc, char *argv[] ) { constexpr bool variable =true; /* x is object of type class1 or class2 depending on compile time constant ‘variable’ */ typedef std::conditional<variable, class1, … Read more

[Solved] How can I change id in string

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[ad_1] Since you are already using jquery: for (var i = 0; i < tab.length; i ++) { tab[i] = $(tab[i]).find(“tr”).first().attr(“id”, “id_” + i); } What this does: Create jquery objects from the html string: $(tab[i]) Find the first tr object: .find(“tr”).first() Set the attribute “id” of the object to “id_” + i: .attr(“id”, “id_” … Read more