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You probably know that your HTTP requests will likely use TLS (Transport Layer Security) to create an encrypted connection, but most developers don’t know what happens in a client-server connection when it’s encrypted using TLS. This article will explain a TLS handshake to give developers a better understanding of how…
Most applications need a database to store backend data, and Google Firebase is a great choice for serverless data management. It’s a cloud-based database hosted in Google Cloud, and it’s simple to connect from your mobile app code. Its use cases span from chat applications to easier ways to send…
It’s common in coding to work with CSV (Comma Separated Values) files to transfer data between platforms or allow users to download files that can then be used in their favorite application. CSV files are just text files where each value in a record is separated by a comma. As…
As a programmer, you will often work with user sessions. A user session is a randomly generated alphanumeric value that identifies the user on the server. In most applications, the user session is stored in a cookie for reuse as the user makes calls back to the server in the…
When a software developer codes a variable into their application, the system allocates a specific number of bytes to hold data. Usually, the data passed to the variable is from user input, but it could also be from another system or application. Some languages have validation in place that makes…
I recently moved a website from an Azure app service that was costing way too much for a small WordPress site to a virtual machine that gave me more control and cost less money every month. A virtual machine for a small site costs less but takes much more setup…
If you’ve looked at your site from Chrome Developer Tools and use an SSL certificate that you purchased from Symantec, you probably see the following warning: The SSL certificate used to load resources from https://xxxxxx.com will be distrusted in M70. Once distrusted, users will be prevented from loading these resources.…
Quietly, a group of hackers called the Turkish Crime Family announced on Twitter that they plan to factory reset 300 million iCloud accounts on April 7th. The news hasn’t been widely spread, mainly because there is a question of the data’s legitimacy. They’ve demanded $70,000 from Apple, but Apple seems…
Catpchas are those images that display words, numbers or letters used to filter out spammers. When you submit a form on a website, you have probably run into a captcha once or twice. Some of them are easy to decipher while others are hard to read. The images are obscured…
Upwork is a great place for freelancing. You can add some part time income to your usual work regimen, or you can make a full-time career using leads posted to the freelancing site. Because of its loose requirements, Upwork has also become a target for scammers. Unfortunately, many new freelancers…