We can achieve using the php and ajax.The following ajax call execute in every 10 seconds to check the status of session.If it expired the user redirected to seesionout page. Ajax call in every 10 seconds var check_current_session; function CheckForCurrentSession() { var strSession=”check_current_session=true”; jQuery.ajax({ type: “GET”, url: “check_current_session.php”, data: strSession, cache: false, success: function(result){…
Author: smarttips
Major security issues facing by the websites
Vulnerabilities Severity 1) Cross Site Scripting HIGH 2) File Upload Vulnerability HIGH 3) Directory Listing Vulnerability HIGH 4) Unencrypted Login Pages HIGH 5) Session Hijacking HIGH 6) Cross Site Request Forgery(csrf) HIGH 7) Weak Captcha Implementation MEDIUM 8) Cross Frame Scripting(css) MEDIUM 9)Internal Error Handling MEDIUM 10)Cookies are not marked as HTTPOnly LOW Recommendations…
Edge Case: Nested And Mixed Lists
Nested and mixed lists are an interesting beast. It’s a corner case to make sure that Lists within lists do not break the ordered list numbering order Your list styles go deep enough. Ordered – Unordered – Ordered ordered item ordered item unordered unordered ordered item ordered item ordered item ordered item Ordered – Unordered…
Convert Images To Black And White using CSS-grayscale filter
The CSS grayscale filter We can change color image to a black and white with CSS. We need to implement a filter as a class. img.blackndwhite{ filter: grayscale(100%); } Chrome and Safari still implement CSS filters need web kit declaration. img.blackndwhite { -webkit-filter: grayscale(100%); filter: grayscale(100%); } —————————-More grayscale filter code examples——————– img.blackndwhite { filter: url(“data:image/svg+xml;utf8,#grayscale”);…
Download free HTML and CSS book(pdf)
HTML and CSS have turn into the common language for web architects in today’s present day world and with the innovation persistently blasting, more individuals are getting to be capable with web programming. Additionally, all organizations, brands, items, and administrations as of now have their own site to accelerate their association with the clients and…