Valid Email Regex

-
I tried writing a perfect email regex which can be supported for almost every standard website like google, facebook etc.
\A[a-zA-Z0-9]*[\.?*[a-zA-Z0-9]]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+){1,3}\z

Please check on this regex if you find better please reply:

Comments

Post a Comment

Popular posts from this blog

Installing Wowza Streaming Engine on ubuntu

-
Image
When you complete the free trial form you will get a screen like this: click whatever the linux version you do have then it will install the .run file. Linux– In the folder where you downloaded the Linux package, run the commands below for your platform. Then, follow the wizard instructions. 64-bit Linux Systems sudo chmod +x WowzaStreamingEngine-4.4.0-linux-x64-installer.run sudo ./WowzaStreamingEngine-4.4.0-linux-x64-installer.run 32-bit Linux Systems sudo chmod +x WowzaStreamingEngine-4.4.0-linux-installer.run sudo ./WowzaStreamingEngine-4.4.0-linux-installer.run If you acquired a new license key, you'll find it in the email that you received  from Wowza Sales. To create a user name and password for an Administrator account. You'll use this account to sign in to the browser-based Wowza Streaming Engine Manager. The user name and password values are case-sensitive. Linux – /usr/local/WowzaStreamingEngine-4.4.0/ (as the root user) Starting and Stopping ...
Read more

Fresh Server Setup with Nginx, Passenger and Rails

-
Whenever you get a fresh server to setup it takes too much time to setup everything and sometimes you miss the essential task to perform on the server so for that this blog can help you. Once you are done with the creating the EC2 instance you'll get a pem file using that file login to the server. Login to server: chmod 400 /path_to_pem/you_pem_file_name.pem ssh -i /path_to_pem/you_pem_file_name.pem username @ec2-some_ip_seperated_by_(-)_(-).compute-1.amazonaws.com Note: username is the name of root user for ubuntu machine it “ubuntu” and for AMI(Amazon Machine Instances) is “ec2”. If you are successfully logged in to the server please do the followings: Add user(deploy) Now you need to add a user deploy in the server for deployment sudo -i export EDITOR=vim echo "export EDITOR=vim" >/etc/profile.d/editor.sh apt-get update useradd -d /home/deploy -m deploy passwd deploy apt-get install vim visudo deploy ALL=(ALL:ALL) ALL su deploy ...
Read more

Upload a file in S3 without any form

-
Uploading a file in S3 is a normal scenario but all I got is uploading the file using a form but what if I want it to upload it without any form. There are very simple steps to upload a file or object in S3 without any form. def s3_resource @s3 = Aws :: S3 :: Resource .new( region : ENV [ 'aws_region' ]) end def s3_bucket s3_resource @s3 .bucket( ENV [ 'aws_bucket' ]) end def upload_file_to_s3 ( file ) s3_resource file_name = File .basename( file ) obj = @s3 .bucket( ENV [ 'aws_bucket' ]).object( 'certificates/' + file_name ) obj .upload_file( file ) end As you can see these methods The first method s3_resource   is just creating a instance of your S3. The second method s3_bucket is initializing your bucket. Now the third one upload_file_to_s3(file) basically uploads your file in S3. In the third method In the first line initiating the s3_resource. In the second line fetching the file_name which can be abc.txt because...
Read more