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How to recover saved wifi passwords in Android

Be it your neighbour’s network or your friend’s (whom you visit once a year) wifi, those pesky twisted hard-to-remember passwords ask to be forgotten. But your trusty Android phone remembers them all.

Wouldn’t it be great if it could tell them to you? Well, if you have a rooted device, you’re in luck. You can quickly re-discover the password of all networks you’ve saved them for. Use your favourite file manager and…

Undoing osTicket’s staff alert email change in 1.9.5

I’ve unpleasantly noticed that osTicket 1.9.5(.1) changed functionality and is now sending staff alert emails from the department email (if one is set). Old behaviour was to sent these alerts from the (configured) alerts email address. Some may prefer the new way better (this is most likely why it got …

Alert via SMS on power failure and hibernate the system

When using a system to host your important (or critical) operations, being able to get informed of issues while you’re away is a very handy function. Email is good for notifications, but it isn’t always fast enough (and constant checks drain battery power).

SMS on the other hand, is an almost instant alert method and although length-limited, should do the job just fine for those very important, must have alerts. For this setup you will need…

Quickly limiting access to php scripts using .htaccess

Sometimes one needs to quickly block access to offending scripts – like for instance when a site has been hacked and malicious files have been uploaded to the account and are used to send out spam emails.

Apache provides a simple way to block out files from being accessible to visitors. And as most intrusions involve directly access hacked php files, the bit below will do wonders at blocking out those direct calls while leaving the main site fully functional (sort of).

Running VirtualBox headless via web interface on CentOS

I’ve been searching for a headless VM manager for running and managing virtual machines on Linux.

VirtualBox seems the best solution for the task so far, as it is capable of running headless on Linux and has an (unofficial but great) web interface to manage it.

Rooting the nJoy Devi B700 tablet

The nJoy Devi B700 is a budget tablet, running Android 4.2.2 on a dual-core Actions ATM7021 at 1.2Ghz and 1 Gb of RAM; other specs are 8 Gb of storage and a 7 in. screen.

It seems to be using the same firmware – gs702c – as a P706 tablet, one that is a bit more heard of on the internet, so the same method of rooting works.