FeedStitch

Best PDF tools to Merge several PDFs into a PDF document or Split a PDF document to several PDFs.

Simpo PDF Merge & Split is an Award-winning PDF tools, which can precisely merge and split any pdf files. With merge function, you can help you to merge several pdf files or specific pages in pdf files into a single document, while split function allows you to extract pages out of a document or remove any pages from pdf document.

Key Features:

• Precisely split
• Split by page number
• Merge by page number
• Extract specific page or part from PDF document
• Remove any page or part of PDF document
• Set the name of the output PDF documents
• Password and PDF description setting

Black, White, and Down Lighting [Featured Workspace]

Once you get beyond the basics of a comfortable computer chair and a computer that runs the apps you need, a significant part of office design revolves around style. Today's featured workspace is a small office with plent of style.

Lifehacker reader Kokonut Justin took what could have been boring office with plain white walls and regular old desk and added a ton of visual interest to the space with some cleverly positioned shelves and lighting. A lower shelf provides arm-reach accesible storage for desktop odds and ends and the higher shelf provides storage for books. Between the two is a large black and white print which is downlit by three LED puck lights, another set provides down lighitng for his work space. Check out the effect in the image above and the gallery below:

If you have a workspace of your own to show off, throw the pictures on your Flickr account and add it to the Lifehacker Workspace Show and Tell Pool. Include some details about your setup and why it works for you, and you just might see it featured on the front page of Lifehacker.

Ask the Commenters Roundup [Hive Mind]

• Is it possible to block posts on Facebook about game updates?
• What's a good way to batch download images?
• What's the best way to go about putting together a personal website for fun, resume hosting, and displaying my potential work—with virtually no web experience?
• Anyone know a good, free program for drawing up woodworking projects?
• Is it possible to get a perfect score on the Win7 performance rating?
• What's the best tool for recording internet radio?
• How do you combat those lazy and sluggish days?
• What are your favorite technology projects to do when you're cooped up inside?

Make Ice Cream in 15 Minutes with a Dry Ice Bath [DIY]

Have a hankering for some tasty homemade ice cream but don't have the patience? The DIY folks at Make detail how to make serious ice cream in 15 minutes with a little help from our old friend, dry ice.

We've featured a couple of shortcut recipes for making ice cream or sorbet on-the-quick, but most of the time these recipes could benefit from a little more time cooling down. Make's method gets serious about their cooling process to pull of their homemade ice cream in just 15 minutes. Head over to the full post for the details, and be careful—that dry ice and coolant can be trouble if not handled properly.