Technology Tips, and Anything Else
When you take a screenshot in OS X, using the default keyboard shortcuts, it places the image file on the Desktop. This might be OK in some instances, but what if you want to place it in a different directory, maybe one just for screenshots? You can change the path using a Terminal. Open Terminal …
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If like me you never use the Dashboard within OS X, you’ll be aware that it’s silentely in the background using up some resources. You may have removed all of the widgets from the Dashboard, but it’s still there in the background, just not displaying anything. This process definitely works in OS X Leopard (10.5), …
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If you use OS X, and manage multiple machines over SSH, you’ve probably come across and used screen. You may have noticed that if you SSH to a Linux host from Mac OS X, and try to use the backspace or tab key within a screen session, that you get the “Wuff —- Wuff!!” prompt at …
Continue reading “Wuff —- Wuff!! from Mac OS X to a Screen Session on Linux”
There may be times when you would prefer to mount a Windows (smb) share from a Terminal in OS X; I certainly prefer to use the command line, and use it as much as possible – I just find it quicker than using Finder. Mounting a share is pretty simple, using the mount command: mount …
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Internet Explorer Enhanced Security Configuration always gets turned off on servers I install – I just don’t get on with it. You may now be installing Windows 2008 Server servers, and there’s a slightly different process to disable this feature than in Windows 2003 Server. The configuration is now part of Server Manager, not Add/Remove …
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Say you have a text file, and you want to know either how many lines are in the file, how many words are in the file, or how many characters are in the file. How can you do that? Counting them manually would take way too long. This is where wc comes in! The wc …
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If you’re used to running Framebuffer for higher resolution consoles within Linux console, then you’ll be used to the vga=xxx switch on your bootloader. As this takes a three letter code for various resolutions, some may use vga=791 for example – but what if you want a different resolution? You need a different code, which …
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Wondering where that Print Screen button is you’re used too? Well, it’s not available on a Mac – instead, there is a key combination to take a screenshot (remember to press all buttons at the same time in this order!): Full Screenshot Apple/cmd + Shift + 3 The file will then be put onto your …
New users to Linux or BSD, will have no doubt come across Vim (or at least Vi). Vim is “Vi IMproved” – it’s simply an extended Vi. You’ll have probably had times when you need to do something very simple, such as Cut and Paste, and not been able to, just because you don’t know …
If you run an SSH server, and have left it on the default port, you’ll probably notice in time lots of login attempts. These login attempts will be from random IP addresses, and usually try lots of different username/password combinations, and hopefully failing. This article will focus on OpenSSH – I’m not sure if all …
Continue reading “Basic Steps to Securing OpenSSH from Random Attacks”