filtering

How to do pagination and filtering in MVC applications

I am having the same problem as this post but the answer does not work.... No overload for method 'Pager' takes '4' arguments Am I using old MVCContrib or the answer is deprecated? my code looks like this: in controller public ActionResult Index(int? clubid,int? page) { List<aspnet_Users> memberList = new List<asp...

Generate Expression<> for filtering by a arbitrary property

I want to write filtering controls which take object type T and property name and return Expression<Func<T, bool>> that checks value of passed property. I don't want to use reflection because I'm afraid such expressions can't be used by EF. I can't use delegates because C# doesn't have delegates for properties. What can I do? Maybe I sho...

Optimizing Java code

How can I optimize this code ? I made IPFilter and I need to optimize it. package com.ipfilter; import java.util.HashMap; import java.util.Map; /** * IPFilter * * Loads given IP addresses to memory, so you can easily check if ip addres has been blocked */ public class IPFilter { private Map<Integer, IPFilter> ...

Filtering Listboxes in a Windows Forms application

Is it possible to filter the contents of a Listbox in a Windows Forms application? The DataSource of my ListBox is a BindingSource containing a bunch of DTOs in an: IList<DisplayDTO> I want to filter on the DTO property that is specified in the ListBox's DisplayMember. The text to be filtered on is provided in a separate Text Box. ...

Pre-preprocessor

Hi, I want to have a C pre-preprocessor which is filtering some #define statements from the sourcecode without changing anything else. Why? This should be used to remove some client specific code from the sources if the source is handed out to another client. Does anyone know of an existing solution? Thanks! Simon ...

Yahoo pipes - Datebuilder and filter out unwanted days

I have a ypipe I am trying to make. I have used a CSV file for the ypipe to get information from then I want to filter out the days before and after todays date. Which means I would want only that days events going coming out of the Ypipe but I keep having problems with the filter and datebuilding process. Can anyone help? The pipe ...

What is the best method for testing URLs against a blacklist in PHP

I have a script that is scraping URLs from various sources, resulting in a rather large list. Currently I've just got a collection of if statements that I'm using to filter out sites I don't want. This obviously isn't maintainable, so I'm trying to find a fast and powerful solution for filtering against a blacklist of url masks. The be...

How do I turn this HQL into a filter query?

I have this query: sess.createQuery("from Box b join b.items bi order by bi.name").list() It works fine. However, I have a hibernate's Collection boxes and want to filter is. Naive tries: sess.createFilter(boxes, "join this.items bi order by bi.name").list() sess.createFilter(boxes, "from this join this.items bi order by bi.name")....

Dojo - Filtering Select - How to add a blank option '-' that allows submission

Hello, Been trying to fix this for a while now. I have loads of Dojo Filtering Select elements in my form. I need them to have a blank option which should be selected by default. Here is an example (of a normal <select> structure) that I want to emulate: <select> <option value="">-</option> <option value="foo">Bar</option> </s...

How to access grouped values returned by a linq query

I've got the following code: List<Person> people = new List<Person> { new Person{ Id = 1, Name = "Bob"}, new Person{ Id = 2, Name = "Joe"}, new Person{ Id = 3, Name = "Bob"} }; var peopleGroupedByName = from p in people group p by p.Name; //get all groups where the number o...

DataGridView filtering

I'm creating a control that should be able to take any kind of list. Essentially the following code: void BindData(IList list) { BindingSource bs = new BindindSource(); bs.DataSource = list; this.DataGridView.DataSource = bs; } Now I have a textbox that I want to use to filter the data in my grid. I figured it'd be as ...

WPF - Filtering/Searching multiple collection views within a treeview

I have a treeview that is bound to a collection and each item in the collection is bound to another collection. (using hierachle data templates) I would like to use the collection view .Filter event handler to search the tree. The problem is that I need multiple collection views. What would be the best way to filter the tree view items...

Searching for Database of Entity Names (colleges, cities, personalities, countries...)

For an enterprise application research project me and another person are working on, we are looking to remove certain content from the page to keep the posted messages universal(meaning not offensive and essentially anonymous). Right now we want to take a message that a user has posted to a message board, and remove any type of name, nam...

sorting and filtering options in WPF Datagrid?

I installed the most recent WPF toolkit and used the Datagrid controll. The list of items is showing with automaticly generated columns based on my IList as ItemsSource. I was wondering if there is an OOTB way to have filtering/sorting in this grid? A way to click the header to make it sort, or use a dropdown in the header that shows al...

Filter user input (paragraph) for links + smileys

Hello, I am looking at some sort of existing filter which can sanitize the user input to avoid XSS. Probably I can use htmlspecialchars for that. But at the same time I want to be able to parse all links (should match a.com, www.a.com and http://www.a.com and if it is http://www.aaaaaaaaaaaaaaaaaaaaaaaaaa.com then it should display it a...

Crystal Reports -- filtering data from a database

I have a crystal report that is connecting to a database. The datatable from which this information is coming from is rather large and I need to know how to filter information. I have a field in my report that needs a list of requirements. The datatable i'm pulling from has all these extraneous requirements for other departments that ...

iPhone Keyboard Filter Question

I want to limit the character users can type in iPhone's keyboard, so I created an array of my own. e.g. The array including 0~9 and a dot to enable users to type a price. Then I can return NO for -(BOOL)textField:shouldChangeCharactersInRange:replacementString: if the replace string is not in the array. The problem is that the backspac...

(ruby) does one escapse using h() in view files only for security, or in controller files as well?

I receive input in the form of URL strings (aka controller/action?example=yes), and I'm wondering if I need to escape the content of the string for security. For example, if I assign the param to a variable: example = params[:example].to_s do I need to escape anything? or do I only apply h() when I put the value of :example back in t...

Most Efficient way of Filtering an Html Table?

I have an ajax function which call a servlet to get list of products from various webservices, the number of products can go upto 100,000. i need to show this list in a html table. I am trying to provide users an interface to filter this list based on several criteria. Currently i am using a simple jquery plugin to achieve this, but i f...

High-speed performance of image filtering in C#

I have Bitmap. I want to apply median filter to my bitmap. But I can’t use GetPixel() and SetPixel() because speed is very important factor for me. I need very fast way to do it. May be it can be done with a Graphics.DrawImage(Image, Point[], Rectangle, GraphicsUnit, ImageAttributes). After median filter I want to apply binaryzation fil...