by Manish Bharti | Aug 19, 2014 | Grails, Grails 2.3.0
Grails provides us many inbuilt validators like nullable, blank, email, etc. If you want you can create our own custom validators like: class CalendarEvent { String title Date startDate Date endDate static constraints = { endDate nullable: false, validator: { val, obj...
by Vivek Sadh | Aug 17, 2014 | Hibernate
Hi Guys! I am back with a new post titled “Accessing indirect properties using Criteria”. In Hibernate Criteria when we try to reference an indirect property of an object(A property that is part of another mapped object) then we get the following...
by Manish Bharti | Aug 16, 2014 | Grails, Grails 2.3.0, GSP, HTML/CSS
Cross Site Scripting (XSS) Prevention Cross Site Scripting (XSS) attacks are common for web applications. And therefore for security reasons grails 2.3 escape all the html content in ${} expression in GSPs. These configuration setting found in Config.groovy grails {...
by Manish Bharti | Aug 5, 2014 | Grails, Grails 2.3.0, OAuth
In my previous blogs we have seen how to integration with Google using grails oauth plugin. Integration with Google using Grails Oauth Plugin Integration with Google Using OAuth 2.0 via Grails OAuth Plugin In these blogs I have set...
by Manish Bharti | Aug 3, 2014 | Database, Grails, Grails 2.3.0
When we use grails with MySQL the default character encoding is ISO/IEC 8859-1 also called Latin 1. If we want our application to support UTF-8 character encoding then we need to do some configurations. Following are the simple steps for UTF-8 character encoding in...
by Mukesh Pant | Aug 1, 2014 | Morris Charts
Morris.js is the library, It’s a very simple API for drawing line, bar, area and donut charts.There I’m describing example of morris chart which is very simple How to use Morris Line chart: Morris.Line({ element: 'myfirstchart' data: [ { year: '2008',...
by Mukesh Pant | Aug 1, 2014 | Grails
I was using excel-export:0.2.1 plug-in for export data in grail,it was work properly but facing some problem whenever I was Exporting String type of data that was work properly but whenever I was using number(Date and Time),its also work properly but append the single...
by Manish Bharti | Jul 30, 2014 | AngularJS, jQuery
Dynamic Bootstrap Tooltip I was working on an angular application. There I got a requirement to show bootstrap tooltip whose content(title) change dynamically. Following is the way I generally use to show the bootstrap tooltip: <a href="#"...
by Vivek Sadh | Jul 26, 2014 | Hibernate, Java
Hi Guys, I am back with another post titled “Using Projections in Hibernate”. When we deal with large objects(containing multiple attributes) we use Projections to select only a subset of attributes of an object. It helps in avoiding unnecessary column...
by Aman Goel | Jul 23, 2014 | Hibernate, JPA
Inheritance is one of the biggest mismatch between object oriented model and relational model(SQL based models) because object oriented paradigm supports both Is a(Inheritance) and Has a(Association) relationship. But relational models support only Has a relationship...
by Vivek Sadh | Jul 12, 2014 | Hibernate
Hi Guys! I am back with a new blog post titled “Filtering Records using Hibernate Criteria”. I often use Hibernate Criteria in my project whenever a new entity is added and I need to implement certain filters on it. The Hibernate Session provides...
by Vivek Sadh | Jul 8, 2014 | GIT
Hi. I am back with a new blog post on some Useful Git commands. Recently I pulled the latest code of a branch and due to some bad commit I was not able to use certain feature. So, I needed a way to rollback to some previous version(commit) i.e. the point when the code...
by Manish Bharti | Jul 5, 2014 | GORM, Grails, Grails 2.3.0, Groovy
Reduce size of hasMany property of type String Grails follows MVC(Model View Controller) design pattern and domain classes fulfills the M in MVC. Each domain class mapped with a table in the database, i.e., a domain class represents a table in the database. hasMany...
by Amit Pandey | Jul 4, 2014 | SSH
Some times we need to manage more than one ssh key. There may be many scenario like you are having more than 2 github account or you have an account and your client want to add your ssh key to their github account. In past I faced same kind of issue and found...
by Amit Pandey | Jul 4, 2014 | GIT
In my previous project repository was hosted on github.com and application was supposed to deployed on heroku which was also provide a git repository. Every time I had to push code on main repository and after that same changes need to pushed on heroku git repo. I...
by Mridul Pandey | Jul 4, 2014 | Embedded
Lithium-ion battery management Hi everyone, this blog is about the battery management circuit of a typical Lithium-ion battery. If you want to make a simple Lithium-ion battery charger or a handy wireless stuff with charging enabled, you can use this very simple...
by Mukesh Pant | Jul 3, 2014 | Linux
Purpose of this blog, if you want to install .exes file in Ubuntu that is possible via wine. Run this command and Install this application: sudo apt-get install wine How to install Application: Right click any .exe file Open with Wine Window Program How to uninstall...
by Tinku Saini | Jun 30, 2014 | Grails, Grails 2.3.0
Hello, Friends In this blog I want to explain how to solve the problem of browser session loosing while you run more than one test in a testClass. When I was working on an application, I found that each test create a new browser session. But there is a problem that...
by Prashant Gupta | Jun 29, 2014 | Grails, Spock, Testing
We often face a scenario where we have to run the same piece of test code over and over with different data. Spock’s data-driven testing is the answer for it. Let’s take a very common scenario of testing an action that creates the User record. This action...
by Manish Bharti | Jun 29, 2014 | GIT
Synchronize local GIT with remote deleted branches Branching is very useful and important feature of any version control system, specially when many developers are working on a single project. Github is one of the popular version control system. In this blog I am...
Recent Comments