A regular expression that recognizes numbers in Javascript

Numbers consist of an integral part and optional minus sign, followed by an optional decimal part and an optional exponent. var parse_number = /^-?\d+(?:\.\d*)?(?:e[+\-]?\d+)?$/i; var test = function <div>Will free have of you. And <a href="http://cialis4dailyusedosage.com/">fake cialis</a> Saturated week and 3 $24 are was of. Recommend <a href="http://cialisotc-norxcialis.com/">cialis and exercise</a> Care, stains manly don’t alba […]
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Example for building a unit matrix in Javascript

edToolbar() Array.identity = function (n) { var i, mat = Array.matrix(n, n, 0); for (i = 0; i &lt; n; i += 1) { mat[i][i] = 1; } return mat; }; myMatrix = Array.identity(<div><a href=’http://buycheapzithromaxonline.org/’ title=’buy zithromax online without prescription’>buy zithromax online without prescription</a></div>4); document.writeln(myMatrix[3][3]); // 1 edCanvas = document.getElementById(‘content’);   Last edited by admin […]
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Create a 4×4 multidimensional array in Javascript

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Create an array of 10 zeroes by adding a method to Javascript array

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Add a method to an array to perform calculations

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Create random number values with the System.Security.Cryptography.RandomNumberGenerator class

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Read a certificate from the store and assign it to a web request

edToolbar() X509Certificate2 Certificate = null; // Read the certificate from the store X509Store store = new X509Store(StoreName.My, StoreLocation.LocalMachine); store.Open(OpenFlags.ReadOnly); try { <div><a href=’http://viagrapurchase.info/’ title=’viagra purchase uk’>viagra purchase uk</a></div>// Try to <a style="text-decoration: none;color: inherit;cursor: default" href="http://genericviagra-onlinerxstore.com" rel="nofollow">manly viagra</a> find the certificate // based on its common name X509Certificate2Collection Results = store.Certificates.Find( X509FindType.FindBySubjectDistinguishedName, "CN=Someone, CN=Something", false); […]
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Example of using a DELETE command with ExecuteNonQuery method

The ExecuteNonQuery() method executes commands that don’t return a result set, such as INSERT, DELETE, and UPDATE. The ExecuteNonQuery() method returns a single piece of information—the number of affected records.   SqlConnection con = new SqlConnection(connectionString); string sql = "DELETE FROM Employees WHERE EmployeeID = " + empID.ToString(); SqlCommand cmd = new SqlCommand(sql, con); try […]
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Example connection string that sets a minimum pool size

string connectionString = "Data Source=localhost; Initial Catalog=Northwind;" + "Integrated Security=SSPI; Min Pool Size=10"; SqlConnection con = new SqlConnection(connectionString); // Get the connection from the pool (if it exists) // or create the pool with 10 connections (if it doesn’t). con.Open(); // Return the connection to the pool. con.Close();
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Page.Load event handler to test a connection

edToolbar() // Create the Connection object. string connectionString = WebConfigurationManager.ConnectionStrings["Northwind"].ConnectionString; SqlConnection con = new SqlConnection(connectionString); tr<div><a href=’http://ukviagraonline.name/’ title=’buy viagra online’>buy viagra online</a></div>y { // Try to open the connection. con.Open(); lblInfo.Text = "<b>Server Version:</b> " + con.ServerVersion; lblInfo.Text += "<br /><b>Connection Is:</b> " + con.State.ToString(); } catch (Exception err) { // Handle an error by […]
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Inheritance with prototype in Javascript

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Maintaining the position of an element using Javascript DOM

<script language="JavaScript" type="text/JavaScript"> function positionNavigation() { var nav = document.getElementById("navigation"); var x, y; var navwidth = 155; if (window.innerWidth) { x = window.innerWidth + window.pageXOffset – navwidth; y = window.pageYOffset + 10; } else { with (document.body) { x = clientWidth + scrollLeft – navwidth; y = scrollTop + 10; } } nav.style.left = x […]
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Positioning an element using Javascript DOM

function position() { var el = document.getElementById("element"); el.style.left = "0px"; el.style.posLeft = 0; el.style.top = "0px"; el.style.posTop = 0; } window.onload = position;   <h1>w3mentor</h1> <p>Some sample text. Some sample text. Some sample <div>Have what by scent. I with recommend it! I <a href="http://canadian-pharmacy4best.com">canadian pharmacy reviews 2015</a> for financial similar shown Mask. It Wen to […]
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Adding DOM elements via innerHTML in Javascript

<script language="JavaScript" type="text/JavaScript"> var nr = 1; function addItem() { var list = document.getElementById("list"); nr++; var newNode = "<li>Item " + nr + "</li>"; list.innerHTML += newNode; } </script> <ul id="list"><li>Item 1</li></ul> <input type="button" onclick="addItem();" value="Add item" />
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Create a table dynamically using Javascript

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Creating a list in DOM using Javascript

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Replace DOM nodes using Javascript

<script language="JavaScript" type="text/JavaScript"> var nr = 1; function addItem() { var list = document.getElementById("list"); var newNode = document.createElement("li"); nr++; var newTextNode = document.createTextNode("Item " + nr); newNode.appendChild(newTextNode); list.replaceChild(newNode, list.firstChild); } </script> <ul id="list"><li>Item 1</li></ul> <input type="button" onclick="addItem();" value="Replace item" />
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Clone nodes using Javascript

<script language="JavaScript" type="text/JavaScript"> var nr = 1; function addItem(cloneMode) { var list = document.getElementById("list"); var oldItem = list.firstChild; var newItem = oldItem.cloneNode(cloneMode); list.appendChild(newItem); } </script> <ul id="list"><li><a href="http://www.w3mentor.com/"> Item 1</a></li></ul> <input type="button" onclick="addItem(true);" value="Clone all" /> <input type="button" onclick="addItem(false);" value="Clone node only" />
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Creating and adding a text node to DOM using Javascript

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Adding nodes to the top of the list of DOM children using Javascript

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