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Lost connection to MySQL server at 'reading initial communication packet', system error: 0

...ests that it might be a firewall problem: I have just had this problem and found it was my firewall. I use PCTools Firewall Plus and it wasn't allowing full access to MySQL. Once I changed that it was fine. Hope that helps. Could that be it? Also, someone here suggests that it might be becaus...
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How Can I Download a File from EC2 [closed]

...ome Web server on your instance, configure HTTPS if your file is sensitive and then download using your browser, here are some tutorials: http://flurdy.com/docs/ec2/apache_tomcat/ http://www.robotmedia.net/2011/04/how-to-create-an-amazon-ec2-instance-with-apache-php-and-mysql-lamp/ ...
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What is the best Java email address validation method? [closed]

... email package is the easiest: public static boolean isValidEmailAddress(String email) { boolean result = true; try { InternetAddress emailAddr = new InternetAddress(email); emailAddr.validate(); } catch (AddressException ex) { result = false; } return result; } ...
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Reliable method to get machine's MAC address in C#

...alStatus == OperationalStatus.Up select nic.GetPhysicalAddress().ToString() ).FirstOrDefault(); Or: String firstMacAddress = NetworkInterface .GetAllNetworkInterfaces() .Where( nic => nic.OperationalStatus == OperationalStatus.Up && nic.NetworkInterfaceType != Netwo...
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How to resolve “Waiting for Debugger” message?

... Some devices will only let the debugger attach if the application has the android.permission.SET_DEBUG_APP permission set in its manifest file: <manifest> <uses-permission android:name="android.permission.SET_DEBUG_APP"></uses-permission> </manifest> ...
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TaifunWiFi 拓展:WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网

... 4. 企业网络管理 技术说明 权限要求 Android版本兼容性 网络扫描限制 网络建议API(Android >= 10) 最佳实践 故障排除 常见问题 开发信息 « 返回扩展首页 TaifunWiFi 拓...
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How do I allow HTTPS for Apache on localhost?

...is being included. In my case I had to uncomment this line: Include conf/extra/httpd-ssl.conf In the SSL config httpd-ssl.conf I had to update the following lines: Update SSLSessionCache "shmcb:C:\Program Files (x86)\Zend\Apache2/logs/ssl_scache(512000)" to SSLSessionCache "shmcb:C:/Progra\~2/Ze...
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List of standard lengths for database fields

...those were over 25, and they were all cases where data imports resulted in extra junk winding up in that field.) Last name was similar to first name. Email addresses maxed out at 62 characters. Most of the longer ones were actually lists of email addresses separated by semicolons. Street address ma...
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Maximum packet size for a TCP connection

... is 1500 bytes. Some types of networks (like Token Ring) have larger MTUs, and some types have smaller MTUs, but the values are fixed for each physical technology. share | improve this answer ...
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mongo - couldn't connect to server 127.0.0.1:27017

I am coming from riak and redis where I never had an issue with this services starting, or to interact. 38 Answers ...