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TechRepublic Resources

Diagnose SQL Server performance issues using sp_lock
A common misconception among IT pros is that "locks are bad," and you must do everything possible to ensure database locking doesn't prevent processes from running. In order to ensure a consistent database environment, the database engine must use a mechanism to acquire exclusive use of a resource when that...
Tags: Procedure, Performance, Microsoft SQL Server, Lock, Locks, Spid, Dbid, Tim, Storage, Databases, Hardware, Enterprise Software, Software, Data Management, Tim Chapman
Blog posts 2008-03-31
The Golden Path of Plumeboom (exe)
Plumeboom the Peacock of Orniland found an ancient map of treasures that are kept in caves stored by hundred locks and of course it's the players' task to help Plumeboom open all the locks. Every single lock consists of a turning magnetic shape that attracts orbs of different colors. By...
Tags: Lock, Games, Personal Technology
Software downloads 2008-02-07
Automatically log in to Vista and still be password protected
In last week's edition of the Windows Vista Report, Bypass the Windows Vista's logon procedure, I showed you how to access a hidden tool called the Advanced User Accounts Control Panel and configure your system to automatically log you on when it starts up. In a nutshell, this simply involves...
Tags: Password, Microsoft Windows Vista, Lock, Microsoft Windows, Microsoft Windows Vista (Longhorn), Operating Systems, Software, Greg Shultz
Blog posts 2008-01-16
10 (+1) reasons to treat network security like home security
As I pack up my various technical references and novels in preparation for moving tomorrow, it occurs to me that the front door of your house can teach you some things about IT security. Deadbolts are more secure than the lock built into the handle. Not only are they sturdier, but...
Tags: Security, Network, Network Security, Lock, Lesson, Chad Perrin
Blog posts 2007-08-21
Concurrent Pagecache
This paper presents a concurrent pagecache for Linux, which is a continuation of the existing lockless pagecache. Currently the pagecache is protected by a reader/writer lock. The lockless pagecache work focuses on removing the reader lock, however, this paper presents a method to break the write side of the lock....
Tags: Lock, Linux, Open Source, Operating Systems, Software
White papers 2007-06-30
It is time for some better Web frameworks
 I think that there is currently a huge disconnect between the needs of Web applications, and the frameworks that support them. Admittedly, we have come a long, long way from the days of CGI. But we still have a long way to go. I am not quite ready to say...
Tags: Java, ASP.NET, Php, Web Development
Blog posts 2007-06-25
Using advanced table hints in SQL Server
Tim Chapman explores the benefits and side effects of using three types of table hints when running queries in SQL Server: READCOMMITTED, REPEATABLEREAD, and SERIALIZABLE. My previous SQL Server column covered two types of table hints: NOLOCK and READPAST. This article explores the advantages and drawbacks...
Tags: Microsoft SQL Server, Tim Chapman, Session2, SaleID, Databases, server, ReadCommitted, SalePrice, RepeatableRead, lock, SQL Server Newsletter, Database, Transaction, Data, Record, Table, Session1, SalesHistory, TRANSACTION, Enterprise Software, Storage, Software, Data Management, Hardware
Technical articles 2007-05-25
Using NOLOCK and READPAST table hints in SQL Server
Table locking hints provide developers much tighter control of their transactions. Look at the benefits and disadvantages of using the NOLOCK and READPAST table hints in SQL Server. When data in a database is read or modified, the database engine uses special types of controls, called locks, to...
Tags: Microsoft SQL Server, NOLOCK, SalesHistory, Databases, Storage, Tim Chapman, server, lock, database, SQL Server Newsletter, Transaction, Data, Statement, Record, Downside, Table, READPAST, UPDATE Statement, Enterprise Software, Software, Data Management, Hardware
Technical articles 2007-05-21
Wireless locks join the ranks of "two-factor" access controls
Controlling keys and combinations can be a managers nightmare. Loss of a set of keys, for example, can result in replacement of all affected locks--hopefully BEFORE a criminal has a chance to use them. A new lock technology will help with this problem.Access Control & Security Systems Magazines...
Tags: lock, wireless, access control
Blog posts 2007-03-25
Web apps and record locking
Last week, I wrote a bit about multithreading. One of the biggest issues with multithreading is maintaining data integrity. There are a lot of pitfalls with it. Today, I was looking at the issue of data integrity from another angle: client/server applications. The fact is, if you are working on...
Tags: Servers, Scripting languages, Web, lock, data integrity, client-server, client/server application, server
Blog posts 2007-03-20
MS Navision & RAID
Hi All,Would like to get suggestions on using Microsoft Navision on SQL Server and the hardware it can work best on.Have read several articles that mention RAID-10 being a good choice for Navision & SQL, it improves the read/write speeds.When database sizes grow (like I have a db upto 44gb,...
Tags: an_it_guy, hardware, it management, lock, Microsoft Corp., navision, raid, software, sql
Discussion threads 2007-02-20
Windows Server 2003 Locks Up Hard - Freezes randomly.
This file server randomly(from 3 hours to a day and a half) locks or freezes hard(the screen just stays normal, but nothing happens and the system is completely non responsive from the console or the network). - I have tested all 4GB of ECC DDR2 with memtest86+ serveral...
Tags: stick, RAM, sbrown95@..., windows, software, hardware, networking, 2003, server 2003, memory, freeze, lock, Microsoft Windows, Microsoft Windows Server, Microsoft Windows Server 2003, server
Discussion threads 2007-02-06
Blue Lock (zip)
An open-source Delphi program that locks your Windows system if your Bluetooth phone or device is out of range.
Tags: Borland Delphi, Lock, Bluetooth, Microsoft Windows, Programming Languages, Development Tools, Wi-Fi, Wireless, Operating Systems, Software, Software Development, Software/Web Development
Software downloads 2006-10-28
Start up problems
I am running Widows XP Home edition and some times when I start up the computer I get a dialogue box telling me that the computer is locked and asking me for a username and a password. I do not remember setting it up this way. When I try to...
Tags: disk
Discussion threads 2006-09-05
help with folder Lock
I wish to know how to make a folder lock, which can be locked and opened only when the desired password is given..And can it be aplied to Files????See this post http://techrepublic.com.com/5208-6239-0.html;jsessionid=YsHJ8KTx4LaXa6j4Zq?forumID=39&threadID=199268All right but that's a third party software can't we make our own such softwares ???If yes How???You...
Tags: software
Q&A 2006-08-10
Diagnosing SQL Server performance issues using sp_lock
A common misconception among IT pros is that "locks arebad," and you must do everything possible to ensure database lockingdoesn't prevent processes from running. In order to ensure a consistentdatabase environment, the database engine must use a mechanism to acquireexclusive use of a resource when that resource is being modified.SQL...
Tags: database, lock, Microsoft SQL Server, performance, Tim Chapman
Technical articles 2006-06-26
Gone in 60 seconds--the high-tech version
article rootMessage was edited by: adminBasicsThe good old fashioned steering wheel / hand break lock would be a simple deterrent. Think simple and your car will be safe...sure, but...if you have to dig a key out of your pocket to unlock the steering wheel, why not just go back to...
Tags: yinbig, lock, security, ignition, keyless ignition
Discussion threads 2006-05-08
Quick Lock (exe)
Quick Lock is a mini software that allows you to quickly disable your Registry editor, Windows Command Prompt aka CMD and Task Manager. Ideal for users who need to do this work frequently.
Tags: Registry Editor, Lock, Quick Lock, Microsoft Windows, Operating Systems, Software
Software downloads 2006-03-21
DOWNLOAD: Lock it down: Windows 2000 IIS
http://techrepublic.com.com/5138-1009-6036163.htmlAfter you take a look at this download, please post your feedback, ideas for improvements, or further thoughts on this topic.Thanks,--The TechRepublic Content Team
Tags: Download, Windows 2000 IIS, Lock, Lock IT Down, security, windows 2000, iis, steven warren, JodyGilbert, Microsoft Windows, Microsoft Windows 2000
Discussion threads 2006-02-07
Reordering Constraints for Pthread-Style Locks
C or C++ programs relying on the pthreads interface for concurrency are required to use a specified set of functions to avoid data races, and to ensure memory visibility across threads. Although the detailed rules are not completely clear, it is not terribly hard to refine them to a simple...
Tags: Hewlett-Packard Co., C, Lock, C/C++, Programming Languages, Software Development, Software/Web Development
White papers 2005-11-29


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