miércoles, 12 de diciembre de 2007

Top 15 Things to love about Visual Studio 2008 Express

"My top 15 things to love about Visual Studio Express."

Using a Bluetooth phone with Linux

My old mobile phone, which was held together with duct tape for the last few months of its sad existence, has finally been replaced with something more modern. I wanted to pick up a programmable, Linux-based phone like the RAZR2V8 or the FIC Neo1973, but I'm unfortunately a Verizon customer, which means that my options are currently very, very limited—at least until Verizon follows through with its open network plans. I ended up grabbing a vx8550, which is Verizon's rebranded (and, of course, crippled) LG Chocolate. This is the first phone I have ever owned that actually has Bluetooth support, so I spent some time yesterday learning how to use Bluetooth on Linux. This is a short overview of what I discovered.

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Local company develops FreeBSD-based radars

Being freely available, easy to develop for, secure, and stable made FreeBSD the operating system of choice for Adelaide company Genesis Software’s radar systems which are now being exported around the world.

Genesis software and network engineer Daniel O’Connor said FreeBSD was the best choice when research and development on the radars began eight years ago.

“Some systems rely on modem access for connectivity and FreeBSD allows us to log in remotely,” O’Connor said. “It’s very stable and we’ve had boxes up for more than two years. It’s free so you can experiment with it and it’s easy to develop for. We’ve used FreeBSD from the beginning since about 1996 and it has served us well.”

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martes, 11 de diciembre de 2007

Cadenas de conexion desde .NET para SQL Server 2005

"si es que estamos usando SQLExpress, y estamos creando una aplicación .NET para el acceso a datos, hay que tener algunas consideraciones adicionales a la hora de conectarnos a la base de datos."

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Validacion de datos en ASP.NET y algo más...

Interesante artículo que expone algunos de los controles para validar ingreso de datos por parte de un usuario. Además sirve de guía para agregar nuevas expresiones regulares a través del repositorio regexlib.com.

KDE 4 'consumes 39% less memory than its predecessor'

"... showing exactly how the RAM consumption of comparable KDE4 and KDE3 sessions measure up. The result is a mindblowing 39% smaller memory footprint in KDE 4. This just goes to show, that it's worth making large-scale changes to your desktop environment to get the fruit hanging on the higher branches. Wait for the mini- and micro-optimisations"

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Google SketchUp 6 on Linux and FreeBSD with Wine

This should work in both Linux and FreeBSD, though I've only tested this on FreeBSD...

FreeBSD 7 Footshooters

This page will contain a list of (relatively) small annoyances and issues present in FreeBSD 7 (and possibly earlier versions), with the purpose of forewarning and helping others that have stumbled on the same problems as I have. These are nothing special and some of them may be documented elsewhere.

sábado, 8 de diciembre de 2007

NetBSD 4.0 RC5 available for download

The fifth release candidate for NetBSD 4.0 has been released.

miércoles, 5 de diciembre de 2007

FreeBSD 7.0-BETA4 Available

The 7.0-BETA4 builds are now available. If you would like to download an ISO image to install from they are available here:

ftp://ftp.freebsd.org/pub/FreeBSD/releases//ISO-IMAGES/7.0/

If you would like to use cvsup to update an older machine the branch tag to use is still RELENG_7.

For users of FreeBSD Update due to some last-minute bumps in system libraries, installed third-party applications must be recompiled as per normal for a "major" upgrade, even if upgrading from an earlier 7.0 BETA.

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martes, 4 de diciembre de 2007

LINQ's relationship to the new C#3 and VB9 features

The Language Integrated Query (LINQ) is the headline feature of the Visual Studio 2008 release. Most of LINQ is based on the new C#3 and VB9 language features. In this video, I demonstrate the association between the compiler features and LINQ.

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lunes, 3 de diciembre de 2007

Six CHM viewers for Linux

Even if you work only in Linux, you'll likely have to use Microsoft Compiled HTML Help (CHM) files at one time or another. Several open source projects use this common format, including Apache, MySQL, PostgreSQL, Python, and PHP.

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Questionable Data Mining Concerns IRC Community

Two days ago an article on TechCrunch about IRSeeK revealed to the community that a service logs conversations of public IRC channels and put them into a public searchable database. What is especially shocking for the community is that the logging bots are very hard to identify. They have human-like nicks, connect via anonymous Tor nodes and authenticate as mIRC clients. IRSeeK never asked for permission and violates the privacy terms of networks and users.

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procstat(1) committed to CVS HEAD

Dear all, (and FYI to hackers@ where I previousl sought feedback):

I've now committed procstat(1) to CVS. I've found it to be quite a helpful debugging tool, am particularly pleased with -k/-kk, and would welcome feedback and ideas on further improving it.

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domingo, 2 de diciembre de 2007

Developing a grid application with open source tools

Using open source tools for developing grid applications opens up a wealth of possibilities. The first is a very rapid development process, especially if you take advantage of script languages like Perl or Python and deployment environments like Apache. There is also a wealth of examples available that can help you. Examine the advantages and disadvantages of developing a grid solution using open source technology.

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Firefox 2.0.0.11 Released

Release Notes.