Author Archives: Silvan Mühlemann

Encouraging Code Reuse (inspired by jQuery)

«This class is unusable. I have reprogram it from scratch.» Does that sound familiar to you? – To me it is something I heard over and over again from my developers. Resulting in having five or six implementation of an … Continue reading

Posted in Management, Web Development | Tagged , | Comments Off on Encouraging Code Reuse (inspired by jQuery)

Anatomy of the Twitter worm

The worm which made trouble on twitter today is a textbook example of XSS which happens when user input is not properly escaped before being displayed. Here’s how it worked:

Posted in Uncategorized, Web Development | Comments Off on Anatomy of the Twitter worm

ORM tool or handwritten SQL?

At work we recently had a discussion about whether to use an ORM tool or code the SQL manually. These are discussions like “Apple vs. Nokia” or “Spaces vs. Tabs“. Very emotional. You should know that tilllate is using a … Continue reading

Posted in Uncategorized | 1 Comment

10 silly Questions about the iPhone 4

After owning an Motorola StarTac, a Nokia 6110, a Nokia 7110, an Ericsson R380, an Ericsson T68, a Nokia Communicator 1, an HTC Tytn, a HTC S710, a Nokia E71 I finally got an iPhone 4. That’s definitely a new … Continue reading

Posted in Uncategorized | 2 Comments

“No laptops” at meetings?

“No Laptop.” This was one of the rules which was agreed upon at the Certified Scrum Master course I just took this week. In the first place I was a bit surprised. What if there is an urgent e-mail coming … Continue reading

Posted in Management | 2 Comments

Make them feel welcome.

Recently a friend of mine had his first day of work with a new employer. The company was famous to be very employer-friendly. Surprisingly, my friend experienced the opposite: When he came, his boss was not around. No one told … Continue reading

Posted in Management | Comments Off on Make them feel welcome.

This blog looks brand-new. It is not.

Look at the posts date below. They are old. These are copies of posts I have written for techblog.tilllate.com. So what’s the point of writing this blog? I am going to leave tilllate by the end of November and I … Continue reading

Posted in Uncategorized | Comments Off on This blog looks brand-new. It is not.

20 notes about Silicon Valley

I spent last week in the Silicon Valley. In a group of 12 people we have visited some companies and organizations. Here’s a random mix of thoughts I had: The hottest topics are Cloud Computing and Green IT. Despite Green … Continue reading

Posted in Web Development | Tagged | 8 Comments

Scrum: How we do Sprint Retrospectives

Four weeks have passed since the last sprint planning meeting. Sprint number two has come to an end. It’s time for the sprint retrospective. The motivation for the sprint retrospective is: Visualize the accomplishment – important for the team morale … Continue reading

Posted in Management, PHP, Programming, Web Development | Tagged | 4 Comments

MVC for Javascript Controls

I recently had to take over an unfinished project. It was an AJAX control to select multiple friends as you can find it on Facebook. “It’s 99% complete”, I was told. Yeah, right. I counted 2 story points (without looking … Continue reading

Posted in Web Development | Tagged , | Comments Off on MVC for Javascript Controls