My website dev2qa.com use two cdn proxy as a chain to cache my web pages. One is CloudFlare which sit in front of my website dev2qa.com, the other is Ezoic […]
When i use SourceTree ( a git client tool ) to manage my source code, i meet a use case which there are both code need to push and pull. […]
If you want to do data analysis in python, you always need to use python packages like Numpy, Pandas, Scipy and Matplotlib etc. All those python packages are so powerful […]
IPython provide a lot of magic commands, with %%writefile command, you can create text file and write text to it in ipython interface and jupyter notebook easily. This article will […]
This example will tell you how to add http response headers in Django source code. This example is based on Django Bootstrap3 Example, but you can also create a new […]
When you browse any web page ( google.com, yahoo.com, bing.com ) in modern web browser, if you inspect the request http headers, you can find cache-control : no-cache header. This header […]
When web browser request a web page from original web server, the request may go through serveral intermediary proxy or cdn servers like below picture. Each node in the chain […]
If you use CloudFlare as your website CDN ( http proxy server ), you must want to check whether your web page resources ( css, js, images, html conent ) […]
When you develop web application, you sometimes need to vew http headers or cookies value in web browser to verify whether your code execute correct or not. This example will […]
