### Select max() from count()

That just means MySQL insists that you give the inner SELECT a name, like:

SELECT MAX(counted) FROM
(
SELECT COUNT(*) AS counted
FROM table_actions
WHERE status = "good"
GROUP BY user
) AS counts;

### Symbols Used in Excel Formula | The purpose of Symbols in Excel Formula

Following symbols are used in Excel Formula. They will perform different actions in Excel Formulas and Functions. Each of these special characters have used for different purpose in Excel. Symbol Name Description = Equal to Every Excel Formula begins with Equal to symbol (=). Example: = B1+B6 () Parentheses All Arguments of the Excel Functions specified between the Parentheses. Example: =COUNTIF ( B1:B5,5 ) () Parentheses Expressions specified in the Parentheses will be evaluated first. Parentheses changes the order of the evaluation in Excel Formula. Example:   =25+ ( 35*2 ) +5 * Asterisk Wild card operator to to denote all values in a List. Example:   =COUNTIF(B1:B5,” * “) , Comma List of the Arguments of a Function Separated by Comma in Excel Formula. Example:   =COUNTIF(B1:B5 , “>” &C1) & Ampersand Concatenate Operator to connect two strings into one in Excel Formula. Example:   =”Total: “ & SUM(C2:C25) \$ Dollar Makes Cell Reference as Absolute in Excel Formula. Exam

### How to create a Barcode Using PHP Barcode 128 Generator

A barcode is an optical, machine-readable, representation of data, the data usually describes something about the object that carries the barcode.We will use PHP to generate Barcode in this tutorial. In this script, we are using coding which will generate barcodes in barcode format Code 128 . First, we will create index.php which will ask for the user input for which Barcode has to be created PHP Barcode Generator <fieldset><legend>Detail Informations</legend><form action="createbarcode.php" method="post"><b>Enter Your Code </b><input name="barcode" type="text" /><input type="submit" value="Create Barcode" /></form></fieldset> Now we will create createbarcode.php which will call function from Barcode code128 class for creating barcode <? php include('barcode128.php'); // include php barcode 128 class // design our barcode display echo

### Get current filename with first parameter(Query String) from URL using PHP function

Today eabhyas come up with a Query String function. This function is useful to get the Query String from URL. This Function is used to get current filename with first parameter(Query String) from URL using PHP function . Function: function rns_QueryString_first(\$incomingURL){     preg_match('/[^&]+/', \$incomingURL, \$match);     return \$outgoingURL = \$match; } Example: \$path="property_add?id=3&aa=aa&b=123"; define('RNSFIFQ', rns_QueryString_first(\$path)); echo RNSFIFQ; Output: property_add?id=3