are System.Data.Sql Client.SqlConne ction thread safe? can many threads share a System.Data.Sql Client.SqlConne ction instance without any synchronization ?

Hey all - Excuse the cross-post ... I'm not sure what the appropriate newsgroup would be for this question. I have a question that I'm not quite sure how to ask. For all I know, I have the verbaige completely wrong, but here goes nothing ... I'm currently using the MS Data Access Block for a desktop application I'm writing. Recently, I...

Could someone help explain thread safety issues in the System.Collections classes? The documentation states: ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Thread Safety Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance...

I have a Web Server running IIS 5 or 6 on Windows 2K and Windows 2003 Server that is experiencing strange shutdown problems. We are using ASP.NET v1.1 and our application is written in VB.NET Here's the scenario: 1. .NET Windows Client on a remote machine makes a web service call to update tables on a Web Server running SQL Server...

Hi, Does System.Collections.Generic.Queue not have a Synchronized method because it is already in effect synchronized, or is the Synchronized functionality missing from System.Collections.Generic.Queue? Putting it another way can I safely replace a System.Collections.Queue.Synchronized(myUnSynchronizedQueue) with a...

My application uses a singleton static class for writing entries to a log file. The location and name of the log-file is read from web.config each time an entry is written, but has the current date inserted into its name. For example, the string: c:\inetpub\wwwroot\myapp\log.txt will be changed to: ...

are System.Data.SqlClient.SqlConnection thread safe? can many threads share a System.Data.SqlClient.SqlConnection instance without any synchronization?

I have a class that instantiates two Timer objects that fire at different intervals. My class can be instantiated within a Windows Form or from a Windows Service. Actions performed by one of the event handlers may take longer than the interval for either of the timers, so it's possible for multiple events to fire "simultaneously" and for...

I have a global.asax file with Application_Start defined and create some static data there and in another module used in the asp.net application and I realize that static data is shared amongst child apps of an IIS application and can be used by multiple users during the application life cycle and for multiple page loads for the same or...

i have this class library that connects to the database(see appconfig below) compiling 0 errors but when its running i amhaving this error An unhandled exception of type 'System.NullReferenceException' occurred in my_deepot_common.dll Object reference not set to an instance of an obj int this line public...

ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However, people are often confused as to whether an ONU can Work As a Router. In this blog post, we’ll explore What is ONU, What Is Router, ONU & Router’s main...

Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed. This is as boiled down as I can make it. ...

Dear forum friends, With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the...

The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM). In this session, we are pleased to welcome a new presenter, Adolph Dupré who will be discussing some powerful techniques for using class modules. He will explain when you may want to use classes...

I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one. At the time of converting from word file to html my equations which are in the word document file was convert...

Hello I'm a network technician in training and I need your help. I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs. The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols. I succeeded, with both firewalls in...

A Windows Forms form does not have the event Unload, like VB6. What one acts like?

Hai team i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated we have to send another system

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