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If you’ve been shooting with Sony full-frame cameras for a while, you know the 24-70mm f/2.8 is the workhorse focal range for pros and enthusiasts alike – weddings, portraits, events, landscapes. But while Sony’s 24-70mm f/2.8 GM II is an incredible lens, its $2,300 price tag isn’t for everyone. The Sigma 24-70mm f/2.8 DG DN Art promises top-tier sharpness, pro-level build quality, and a significantly lower price. I’ve been testing it on my Sony A7 IV, and here’s what I found. ...

As a photographer, I’ve shot with everything from DSLRs to film to the latest mirrorless systems. The Sony A7 IV caught my attention as the follow-up to the legendary A7 III – a camera that redefined full-frame mirrorless for enthusiasts and professionals alike. After spending time with the A7 IV, I can confidently say Sony has taken things up a notch. First Impressions: Built for Hybrid Shooters Holding the A7 IV, I immediately noticed improved ergonomics over its predecessor. The deeper grip makes a real difference on long shoots. It’s solid, well-balanced, and just feels like a camera built for serious work. ...

If you manage servers that use OpenVZ (Virtuozzo), chances are you’ll spend a lot of time working with vzctl to start, stop, and maintain containers (CTs). While modern virtualization has largely moved on to KVM, Docker, and LXC, plenty of production systems still rely on OpenVZ — especially for legacy applications. This is a quick reference of essential vzctl commands for day-to-day container administration. List All Containers vzlist -a Displays all containers, including stopped ones. ...