noreply@blogger.com (Unknown)Sat, 14 Feb 2026 12:53:02 +0400Blogger http://www.blogger.com187125http://technopaper.blogspot.com/en-usnoAbdel Olakaranoreply@blogger.comAbdel Olakarahttp://technopaper.blogspot.com/2013/10/clearing-sharepoint-designer-cache.htmlSharePoint 2013SharePoint DesignerFri, 11 Oct 2013 15:58:00 +0400tag:blogger.com,1999:blog-29779039.post-8938614044436429862 Sometimes, SharePoint Designer just goes haywire! You try to edit or publish a workflow and it says the item cannot be displayed. At times, it even says that the site is disabled to be edited from SharePoint Designer. But, you know what you are doing and are sure that these are just "crazy" errors! All you need to to fix these kind of issues are to clear the cache and make SharePoint Designer 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2013/04/dashboard-designer-cannot-connect-to.htmlSharePoint 2013Sat, 20 Apr 2013 12:32:00 +0400tag:blogger.com,1999:blog-29779039.post-2409116805318514459After configuring my PerformancePoint Service on SharePoint 2013. This error hit me when trying to create a new data source from Dashboard Designer. Here are the steps to make sure you have your PerformancePoint service configured properly. Make sure you have the PerformancePoint Service and Secure Store Service started.You can check this by going to Central Administration | Application 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/02/how-to-execute-custom-queries-on-recess.htmlPHPRecessMon, 28 Feb 2011 19:52:00 +0400tag:blogger.com,1999:blog-29779039.post-3311247762503064265Working with Recess framework can be fun if you are ready to dig into the source code of the framework. Due to its small code footprint, going through the code is no trouble for even a beginner. In this article, we will have a look at how to execute custom mysql query. Recess framework keeps a registry of data sources available for an application. The Database class provides this registry and 3noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/02/multiple-file-upload-using-extjs-aspnet.htmlC#ExtJSWed, 23 Feb 2011 19:01:00 +0400tag:blogger.com,1999:blog-29779039.post-4066597499155581153Recently I had to build an image gallery for one of my project which used ExtJS & ASP.Net MVC. The gallery consisted of many components, and I will explain the multiple image file upload functionality used in this gallery. There are many ExtJS plugins already available for file upload that uses flash. One of my requirements was to avoid flash in my project. So, I could not use plugins like 3noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/02/recess-framework-ignored-php-rad-tool.htmlPHPRecessMon, 14 Feb 2011 23:36:00 +0400tag:blogger.com,1999:blog-29779039.post-5676715522760696405 My new personal project is being built on PHP stack instead of Java or .Net! My team (group of friends) not I are regular PHP coders and we decided to give PHP a try. Our application needed a simple MVC framework, REST support & small learning curve. During the search I stumbled upon Recess! - A RESTful PHP framework. Recess! is a RESTful PHP framework that claims to be built for 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/01/cascading-combo-box-in-ext-js.htmlExtJSFri, 28 Jan 2011 20:32:00 +0400tag:blogger.com,1999:blog-29779039.post-1839146915813836653This week, two Techno Paper readers had approached me with questions on cascaded loading of combo box in ExtJS. Rather than replying them with mails, I decided to put it up for on the blog so other readers can also get it. In this tutorial I will explain how to cascade the loading of combo box options. Cascading combo box can help in avoiding huge combo boxes. You can provide the user with a 6noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/01/working-with-net-serialized-dates-in.htmlExtJSTue, 18 Jan 2011 18:28:00 +0400tag:blogger.com,1999:blog-29779039.post-760698496534733604ASP.Net’s JSON serialize encodes DateTime instance as a string. If you return a JSON from a MVC contoller, you will notice your data encoded in the form: \/Date(1295163209177)\/ This is basically nothing but Jan 16 2011 10:33:29! ExtJs components like data grid, datepicker do not consume this format and needs to be transformed. Why does Microsoft serialize DateTime in this form? One of the 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/01/getting-dive-into-html5-for-free.htmlHTMLTue, 11 Jan 2011 20:28:00 +0400tag:blogger.com,1999:blog-29779039.post-492187729471943362There are many references available for HTML5. But, there is one reference you should not miss as a web developer. Dive into HTML5 by Mark Pilgrim is free for the public. Site: http://diveintohtml5.org/ For those you need the hard copy, you can get the book titled HTML5: Up & Running by the same author (Costs around $18).0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2011/01/creating-toolbar-in-extjs-viewport.htmlExtJSMon, 10 Jan 2011 18:47:00 +0400tag:blogger.com,1999:blog-29779039.post-7243562425293895819Building application UI using Ext JS can be complex and confusing for new comers. When you build applications, you usually make use of the border layout for placing different components onto the main screen of your application. In most of the cases you will require a toolbar with menus and buttons. But the viewport component has a catch. Unlike the panel component of Ext JS, Viewport does 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/12/creating-simple-border-layout.htmlExtJSMon, 20 Dec 2010 15:16:00 +0400tag:blogger.com,1999:blog-29779039.post-5259389189112888184At times, building a simple thing can become tedious. Especially when you miss simple configurations that make huge impact! This is a back to basics article on how to code a simple border layout in an ExtJS panel. Let’s make a simple panel with a border layout: var panel = new Ext.Panel({ renderTo: document.body, title: 'Border Layout', layout: 'border', 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/06/hiding-series-in-extjs-charts.htmlExtJSMon, 21 Jun 2010 19:28:00 +0400tag:blogger.com,1999:blog-29779039.post-2360698802723502031In the last few posts we saw how to create and handle events in Ext JS charts. We will have a look at some advanced tasks using Ext JS charts. In this post, we will learn how to hide and display a series in a chart. As usual, I will go with the sales and revenue chart. In our chart we will have two series - Sales and Revenue. We will provide two check boxes to toggle the series' visibility. Lets5noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/06/ext-js-is-now-sencha.htmlExtJSSenchaTue, 15 Jun 2010 16:07:00 +0400tag:blogger.com,1999:blog-29779039.post-2236958872632126753 The post's heading speaks it all. Yes, Ext JS a javascript UI library has combined forces with jQTouch and Raphael projects. The company's name is being changed to Sencha which is a popular Japanese green tea. It is interesting to see jQtouch and Raphael which are two leading open source projects getting combined. As a developer using Ext JS, I am very excited to see this merging. I would like2noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/06/handling-events-in-extjs-charts.htmlExtJSThu, 3 Jun 2010 19:58:00 +0400tag:blogger.com,1999:blog-29779039.post-3831027003189326677After publishing "Getting started with ExtJS Charts" article last week, I got a question on handling event in ExtJS charts. So, in this article we will discuss about the event handling. Before we present the reader’s issue, let’s have a look at how to handle events. The documentation of chart package is really bad! I wonder why ExtJS team is not updating it. I would actually love to see a java 5noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/05/working-with-extjs-pie-charts.htmlExtJSSat, 29 May 2010 18:35:00 +0400tag:blogger.com,1999:blog-29779039.post-5947354984470800516In the previous post we saw how to create & customize charts using ExtJS. In this post, we will have a look at Pie charts. Pie charts are little different from other charts as they do not have axis and the data displayed is in percentage. First Pie Chart Let’s start with the data store. In this tutorial, I am getting the data from a remote URL. My server returns me a set of JSON object with14noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/05/getting-started-with-extjs-charts.htmlExtJSWed, 19 May 2010 23:46:00 +0400tag:blogger.com,1999:blog-29779039.post-1985765462453814816The Charts feature in ExtJS is not a new thing, but recently few Techno Paper readers asked me questions regrading the same. This article is about getting started with ExtJS Charts how to do some basic customizations. For now, we will see what kind of charts ExtJS provide and how to get your first chart displayed. Prerequisites I assume you already have knowledge in building the UI (panels at 10noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/05/creating-json-using-asp-repeater.htmlASP.NETProgrammingMon, 17 May 2010 23:10:00 +0400tag:blogger.com,1999:blog-29779039.post-1644177326831511348I had to implement an interesting task over the last few days. A part of the task, had to deal with what this article is all about. It sounded simple and easy but it turned ugly! The aim was to use ASP.Net's Repeater tag to create JSON when the page is loaded and later use it for some user manipulations and ajax operation. But in this article, we will see how to create JSON. The ASP Repeater is1noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/03/how-to-configure-apache-log4net-for.htmlC#log4netTue, 30 Mar 2010 20:32:00 +0400tag:blogger.com,1999:blog-29779039.post-6158976172609121548Apache log4net is a tool that helps programmer to log outputs to a variety of output targets. Its basically a port of log4j framework and can be used with all types of .Net applications. In this post, we will see how to configure and start using the logging framework in an ASP.Net web application. You can download the framework from Apache site. Once downloaded, you need to add the reference of3noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/03/xml-transformation-using-c.htmlC#XMLSat, 20 Mar 2010 13:09:00 +0400tag:blogger.com,1999:blog-29779039.post-5146671230986830262XML is now heavily used by developers for describing, transporting and storing data. XSLT is used to transform these XML files into different formats like HTML, XML, PDF and others. In my current project, my requirements are to generate XML and HTML. Here, I will explain how to transform XML file using C#. Microsoft’s .Net framework provides us with a rich library. It supports XML document 1noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/03/configuring-view-resolver-for-spring.htmlSpringTue, 2 Mar 2010 20:24:00 +0400tag:blogger.com,1999:blog-29779039.post-4299320155266668513From the previous post, we learned how to setup spring web flow application. With the minimal set up there are few downsides. One of it is the usage default view revolver. In this post, we are going to see how to configure view resolver. The major concern with the minimal setup is that, both flow definition XML file and the views should be in the same directory. Also, the default view resolver 1noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/02/how-to-setup-spring-web-flow.htmlSpringFri, 26 Feb 2010 11:40:00 +0400tag:blogger.com,1999:blog-29779039.post-7233362778498415014Spring web flow is solution for management of web application page flows. It's part of Spring web stack offering and works on top of Spring MVC. I have been working with the framework recently and had few troubles starting off with it. As a beginner to web flows, I had few hiccup ups. So, there is how to setup a minimal Spring web flow application. This is not a tutorial for experts. What I am 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/02/consuming-web-service-using-spring.htmlSpringWeb ServiceTue, 16 Feb 2010 21:56:00 +0400tag:blogger.com,1999:blog-29779039.post-4772562161809291914With the adoption of SOA in companies, we have many web applications accessing web services which are local and external. My application currently interacts with web services built by other team with in the organization and also with third party. Java frameworks offer different ways to consume web services and we will have a look what spring framework has to offer. Consuming web services with 11noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2010/02/access-control-in-extjs-applications.htmlExtJSTue, 2 Feb 2010 15:21:00 +0400tag:blogger.com,1999:blog-29779039.post-4537517234337964660When you implement large applications using Ext Js, you will definitely come across access control. Your application will have different type of users and you don't expect all users to have access to all features. Basically may have roles or groups defined for users and the big question is how do you implement it on to the front end of your application. Before we proceed further you should 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2009/12/how-to-use-groupheadergrid-ext-js.htmlExtJSTue, 29 Dec 2009 12:18:00 +0400tag:blogger.com,1999:blog-29779039.post-2416923621014466448GroupHeaderGrid is a custom plugin that implements support for grouping columns in a grid. When you are serious about using ExtJS on your application, I am sure many of you will come across this requirement where you need to group the column headers in display of records. The plugin do not have specific site but was born out collaboration in the Ext Js forum. It all started with this thread. We 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2009/12/installing-mysql-workbench-on-ubuntu.htmlDatabaseMon, 21 Dec 2009 22:10:00 +0400tag:blogger.com,1999:blog-29779039.post-2618558870185398840MySQL Workbench is a GUI tool for MySQL database for running queries, data modification and visual design of database. The community version of the software is distributed under GPL license. Install the application was quiet simple on Ubuntu but it has some catch that I though it's better to share. Getting MySQL Workbench Downloading the application is very simple. Both development and GA 0noreply@blogger.com (Abdel Olakara)http://technopaper.blogspot.com/2009/12/last-two-weekends-i-ventured-into.htmlWindows MobileThu, 3 Dec 2009 15:39:00 +0400tag:blogger.com,1999:blog-29779039.post-1777269944221923948Last two weekends, I ventured into different kind of project. Away from web application frameworks, Java technology.. I entered into Windows mobile application programming.I decided to play with my HTC HD. My first intention was to play around the TouchFlo interface, but my mind caught on the idea of handling calls on mobile. I decided to make an application that will ignore calls from unwanted 0noreply@blogger.com (Abdel Olakara)