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• Tomcat JNDI Connection Pool docs - Random Connection Closed Exceptions

  - by Andy Faibishenko

  I found this in the Tomcat documentation here What I don't understand is why they close all the JDBC objects twice - once in the try{} block and once in the finally{} block. Why not just close them once in the finally{} clause? This is the relevant docs: Random Connection Closed Exceptions These can occur when one request gets a db connection…

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• PHP OCI8 and Oracle 11g DRCP Connection Pooling in Pictures

  - by christopher.jones

  Here is a screen shot from a PHP OCI8 connection pooling demo that I like to run. It graphically shows how little database host memory is needed when using DRCP connection pooling with Oracle Database 11g. Migrating to DRCP can be as simple as starting the pool and changing the connection string in your PHP application. The script that…

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• Connection Timeout and Connection Lifetime

  - by Mark

  What is the advantage and disadvantage of connection timeout=0? And what is the use of Connection Lifetime=0? e.g (Database=TestDB;port=3306;Uid=usernameID;Pwd=myPassword;Server=192.168.10.1;Pooling=false;Connection Lifetime=0;Connection Timeout=0) and what is the use of Connection Pooling?

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• What are some reasonable arguments in favor of closed source software? [closed]

  - by Goma

  I like a technology (including programming language) but its platform is closed sourece and many times I meet people who ask me, "why do you use a closed source platform, why not use an open source alternative? If there is something wrong it should be with the closed source not with the open source, (as they say)". Actually I don't know…

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• Connection Pooling vs Per-Thread JDBC Connection

  - by java_geek

  Which of these approaches is better ?

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• Sharing Internet Connection using an ad-hoc wifi network

  - by Apps

  I've installed a WiFi Adapter in my Windows XP PC and created an ad-hoc network. I am able to connect to the network through my iPod Touch. On the same PC I have a LAN connection to the Internet. I need to share this internet connection to my iPod too. The problem is Windows did not assign an IP Address (even though assign IP address…

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• Internet connection slower than network connection speed

  - by Mike Pateras

  I've got a computer connected to a wireless router on a different floor. When I look at the network connection, I'm told the signal strength is low, and that I've got a connection of about 26mbps (often higher). However, my internet connection on that machine is very slow. Speedtests show it at about 1-2mbps, and it really shows when…

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• Failed pinging a LAN card of the server from the client using shared internet connection

  - by bobo

  The server (Windows XP Pro SP3) has two LAN cards (LAN card A and B) and is connected to the internet using ADSL. The ADSL connection is shared to LAN card B using Internet Connection Sharing. The client (Windows XP Pro SP3) has one LAN card, and is connected to LAN card B of the server so that it has access to the internet. The IP…

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• Using a Mac to share a VPN connection

  - by Luis Novo

  I am using an iMac to share a wired network connection with other devices in my house. I am using Apple's built-in sharing functionality which works very well. I have also been using Tunnelblick as an OpenVPN client. The two technologies work great when they are not used together. The moment I connect to my VPN, sharing stops…

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• Router slowing my connection?

  - by Roberto

  I have a Linksys WRT54G and I pay for a 12Mbps connection. I've been testing my connection using speedtest.net for many days and always get 8Mbps. I called the support and they told me to bypass the router and test. I did it and got 16Mbps (much more than I pay for), so I thought "this guy just changed my speed so can he…

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• Connection to SQL Server 2008 R2 Database Server is SLOW

  - by AbeP

  The database server is a VM running SQL Server 2008 R2 on top of Windows Server 2012, 24GB RAM allocated and 2TB of disk space. Overall, the database connections are very slow and one thing that stands out is that the connection to the database server via SSMS takes 5-10 seconds. On other much less powerful servers, it…

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• Extremely slow internet-connection?

  - by Martti Laine

  Hello Few days ago I opened my computer as I always do after school, and got pretty amazed about my 1.27kb/s download-speed. It has continued for few days already. We have a wireless network, which is used by 3 computers. Normally I've gotten 200kb/s (I think we have a 2mb-connection) but now it just suddenly slowed…

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• mysql connection is slow (5seconds)

  - by acidzombie24

  After building my webapp on a first boot i create 2 connections to mysql on debian then 1-2 (r/w) for every page after that. The connection consistently take 5.2 seconds to connect. Debian is in a VM running in my OS. Why is the connection taking this long? At times it will take < 0.1 seconds which is great but…

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• MYOB odbc connection problem

  - by Inam Jameel

  Hi guys, i recently got a prebuild application which uses MYOB odbc connection to myob file. the odbc connection works perfectly in that application i uses the same odbc connection string in other application but it failed to open in that application. the connection string is perfectly identical but it wont works…

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• Internet Connection not working - USB LAN connection - from particular modem

  - by Paul

  I am trying to fix Internet connection on a friends Dell inspiron 1720 with XP service pack 3. It has an integrated network card that stopped working, after powering down/up the modem still didnt work I brought it back to my place to try a few things ie check cable, update driver etc... still didnt work. So I…

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• Internet Connection Sharing/FTP issues

  - by SirSkidmore

  I am currently using a Linux Mint desktop along with a Windows 8 netbook running Internet Connection Sharing to my desktop. On my desktop, I can't access FTP sites, but my laptop can, so I think it might be a porting issue. I can ping the server from Mint, so I know it's up and running, but I can't access it…

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• Ubuntu 12.04 no network connection

  - by user115711

  I own a HP probook 4530s. I installed ubuntu 12.04 along side my windows 7 professional OS. While in window 7 everything works properly in terms of wire and wireless connection. On Ubuntu 12.04 my wired connection doesn't work at all and wireless connection works only when I check off enable wireless…

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• Need Code to create Connection Pool in java

  - by mohan

  Need code to create the connection pool in java? How does we make sure that connection pool doesn't return the same object which is already in use? How happens if client closed the connection after taking it out from Connection pool?

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• Can't connect VPN/add new VPN connection on 12.04 when using NX

  - by dbotamous

  I remote control my Ubuntu box using NX. I am trying to create a new VPN connection. I click on Configure VPN ? Add ? OpenVPN ? Create then I get a "Editing VPN connection 1" window but everything is grayed out, and I can't edit it. The only button I can click is Cancel. The reason I bring up NX…

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• Internet connection is very slow

  - by ThanujJA

  I use GSM onnection to surfe internet. Before I move to ubuntu I used windows 7 OS. It gives me good speed with GSM connection (100 kbps) But now ubuntu gives me very slow speed.(2-3 kbps) Now it make difficult to use GSM connection. In my country (Sri Lanka) mobile brodbrand servises are very expensive…

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• Specification of Extended Properties in OleDb connection string?

  - by Monty

  At the moment I'm searching for properties for a connection string, which can be used to connect to an Excel file in readonly mode. Searching Google gets me a lot of examples of connection strings, but I can't seem to find a specification of all possibilities in the 'Extended Properties' section of the…

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• Why are so many questions closed? [closed]

  - by Kim Jong Woo

  Why is there so many questions on this stackexchange site closed? I mean far more than usual. Even very high quality discussions are closed. Doesn't this high number of closed questions with high number of views and good quality of content seem like that the current policy that governs the criteria…

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• Sybase ODBC connection String with .net

  - by nitinkhanna

  Hi, I am having SYBASE 12.5 install on my server as well as my PC, I am unable to get the correct connection string. I have used the connectionstrings.com but unable to get the correct one. After runnig and making the connection Driver={Sybase ASE ODBC…

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• Wired connection stops working suddenly

  - by user90950

  I have Ubuntu 12.04.I was downloading something via aria..and then it suddenly stopped..no connection to Internet. I tried to ping the host but no reply..also tried to ping the route 192.168.250.1 but no reply got a message saying 'Ubuntu 12.04 has…

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• Cable connection takes a lot to establish

  - by user162237

  I've just installed Xubuntu on my computer. It's all OK, but I have a problem with the internet connection: when I boot the PC and I login into Xubuntu it says to me "Cable connection disconnected" or "No cable connection". After a while (like 40…

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