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Category: Web Development

Redirect to the maintenance page using .htaccess
  • Web Development

Redirect to the maintenance page using .htaccess

  • Posted on 2022-11-022022-11-10
  • by dulare

From time to time, the website needs to be in maintenance mode to perform some actions (with the database and with code). In such cases, I use a simple redirect…

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Receiving Content-Security-Policy reports in ColdFusion or Lucee
  • ColdFusion

Receiving Content-Security-Policy reports in ColdFusion or Lucee

  • Posted on 2022-02-162022-02-16
  • by dulare

In order to secure assets such as scripts, styles, media on the site, the Content-Security-Policy header is used. It is handy to mitigate data injection attacks and XSS attacks among…

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Mark cells with changes in HTML Table
  • Javascript

Mark cells with changes in HTML Table

  • Posted on 2021-12-012022-01-12
  • by dulare

Why such a code? I’m displaying the history of the database record – in a table, each row is a separate record of the history. The highest row contains current…

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Using Fail2ban to ban IP by Apache / Nginx response code
  • Linux

Using Fail2ban to ban IP by Apache / Nginx response code

  • Posted on 2021-10-202021-11-01
  • by dulare

Some of our old CMS systems are returning 403 and 404 codes when the site is attacked with various payloads. The application firewall responds on a deeper level (the application…

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WordPress contains expired ca-bundle.crt certificate
  • Web Development

WordPress contains expired ca-bundle.crt certificate

  • Posted on 2021-10-062021-10-21
  • by dulare

During the last few days, you might experience the issue while connecting to WordPress API. The error looks somehow like this: This issue is caused by the expired Let’s Encrypt…

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Migration to Lucee – issue with HTTP variable
  • ColdFusion

Migration to Lucee – issue with HTTP variable

  • Posted on 2021-08-252021-10-21
  • by dulare

Some of the websites we are taking care of are old. By old, I mean the websites written over ten years ago. It is not easy to migrate them to…

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Using wget to crawl password-protected websites
  • Tips

Using wget to crawl password-protected websites

  • Posted on 2021-08-182021-10-21
  • by dulare

We are using SOLR to search pages and documents on some of our client’s websites. SOLR contains the module that is crawling sites and places the website’s contents in the…

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Keap API calls for custom fields
  • Programming

Keap API calls for custom fields

  • Posted on 2021-07-212021-09-03
  • by dulare

Keap (formerly Infusionsoft) offers a powerful Rest API. I’m working with it to keep one of our client’s Keap contacts in sync with the data stored in the web application…

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Securing AJAX calls with reCaptcha
  • Javascript

Securing AJAX calls with reCaptcha

  • Posted on 2021-06-302021-07-22
  • by dulare

reCAPTCHA is one of the most popular solutions when it comes to securing forms on websites. You may like it or not, but it is widespread and well-known to the…

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Preview changes on the website by uploading to the local iFrame
  • Web Development

Preview changes on the website by uploading to the local iFrame

  • Posted on 2021-06-232021-07-22
  • by dulare

It looks like now we have a series of articles related to image upload and processing – starting from “Preview image before uploading” through “Resize an image using canvas” to…

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