WebLog

To be honest I really like Tortoise SVN. It is so easy to work with it from the file system and it is so easy to commit your code changes to public repositories on GitHub. Unfortunately, if you would like to keep your code somewhere safe in cloud and keep it private, for GitHub option you will not get it for free. ...read more

Basic functionality of your code does what it should do regardless of whether it is compiled in Debug of Release mode. Only differences might be related to debugging the code and tracing errors during debug. For sure you want more monitoring during the development (debug mode), so you would probably add some sort of logging. ...read more

I did not rely how important to restrict hot-linking until one day my friend came to me and told me that he has to pay additional money for the bandwidth on his website. He was surprised that he reached bandwidth quota limit. It was weird, but after some logging of requests coming to a website we realized that most of the requests were initiated from some other website...read more

From time to time you have a need to implement some maintainance opration for your application server. Whether it is just a simple temporary file deleting pr something more complicated. Two most common ways to do this are either using ...read more

I found this header option repeating in many guidelines for securing the web application. By adding these headers to response, it restricts browser to load your page into an iFrame tag. ...read more

Before CSS3 coming out, if you needed to change the layout programatically when window size is changed you would have to write a small JavaScript or JQuery to handle window resize event and perform some action on the DOM to addapt your layout. In case you would use JQuery (which is most of the cases as I do not remember last time I wrotw plain JavaScript code) you would have to hook to window resize event and handle every resize. Based on your condition you would apply some CSS to specific element or strip style from it. ...read more

Social networks are in an expansion and more and more they are becoming part of the applications, especially online applications. Even .NET framework included authentication with social networks built in as an out of the box feature of .NET platform. However as social networks evolve they are changing mostly in the area of security and user data privacy. ...read more

String hardcoding it the worst way to generate your HTML. It makes code non-maintainable and hard to read. Lately in June I wrote an article how to generate HTML string without hard coding the string and using concatenation or string format...read more

I was always wondering where are additional properties for the image stored. Simply, when you click right click on the image in Windows and go to properties, in tab Details there are some more info than just file size and image dimensions. ...read more

Recently I'we been working with HTML canvas by using cropper jQuery plugin http://fengyuanchen.github.io/cropper. It was working fine until I had to load images from Facebook. As soon as I loaded image from facebook, script was crashing with a security error: ...read more

Although Lazy keyword and functionality was introduced in .net framework 4.0, not many people are using. It is not something that was not possible to be done later, but now it is available only oin one line. Basicaly what Lazy keyword enables is to create an instance only when it is invoked for the first time. ...read more

A lot of, especially desktop applications implement plugin approach in order to make application more expendable and allow other vendors to include their specific functionality related to applications with plugins. Usually plugins are available from some sort of repository from which user can select and download them directly to application...read more

Recently I was adding GitHub project section to my blog when I run into the following exception "The server committed a protocol violation. Section=ResponseStatusLine" After some time of Google-ing I found few solutions, but the most simplest one was actually the best one...read more

ASP.NET comes with built in login form both for WebForms or MVC, but sometimes you have to do it in a custom manner where permanent authentication cookie needs to be set from your code following your business logic. First thing you have to do is to set expiration time for authentication cookie in web.config. This is for done first to make sure that your cookie does not expire during your testing. ...read more

Recently I started a small project for image optimization which relies on public image optimization services available online. For now it supports Yahoo SmushIt and Compressor.io services, but it will be extended over the time. Project is open-source and hosted at GitHub https://github.com/dejanstojanovic/ImageOptimization. ...read more