Error cannot POST data to the server Cause: the server space has run out because the log files have taken up all the space, so there is not enough temporary memory to...
Images taken from iphone in particular and mobile devices in general when put into the computer will display the wrong dimension Cause: On mobile devices, in order to display the correct image...
When working, it is necessary to pay attention to the security of information for customers by preventing vulnerabilities in both server side (SQL injection, CSRF, permission, ..) and client side (XSS, ..)....
Android App cannot print invoices Solution: use Printer Functions from the php_printer.dll library of PHP 5.5.x to be able to print invoices for the App...
You should carefully study the market and customers’ tastes about the products you want to sell. From there, you can come up with a clear strategy and business plan....
Clearly define the customer segment that you need to target to choose the right product....
Maintaining relationships with customers is more important than finding new customers....
Do not lower the price of the product when there are many other products and competitors. Instead, keep the same price of the product and increase the promotion for customers....
When buying online, you should touch it with your own hands, check it carefully before handing over money. If you live far away, use COD services from reputable courier services in Vietnam...
[recaptcha]
Username or email address *
Password *
Remember me Log in
Lost your password?
