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• allow only alphabets and underscore using javascript

  - by Priyanka

  Hello.I am allowing a string to contain only alphabets and underscore,but is i enter fist character as alphabet or underscore and later if i put any invalid character then this validation is being done.I have done validation as follows: function permission_validate() {var permission=document.permissionForm.permission.value;var…

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• Summer Learning Opportunities for an upcoming College Freshman

  - by SteveStifler

  I'm currently a senior in high school, about to matriculate and pursue a major in Computer Science (possibly dual-major with electrical engineering. Comments?). I already program regularly as a hobby, but I would like to get a jump start this summer by perhaps attending a seminar, helping out on an open source project...you…

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• simple yet secure encrypt / decrypt asp to asp.net

  - by Michael

  First post here. I have a asp/vb6 web app that logs in a user I want to encrypt the users identity field and pass(querystring) it to a asp.net app and then decrypt it to do a db lookup. I've google'd it of course and found rot13, not secure enough. I've also found some hits on MD5 / RC4 but did not find any good examples…

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• Can I filter a django model with a python list?

  - by Rhubarb

  Say I have a model object 'Person' defined, which has a field called 'Name'. And I have a list of people: l = ['Bob','Dave','Jane'] I would like to return a list of all Person records where the first name is not in the list of names defined in l. What is the most pythonic way of doing this?

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• PHP CSV upload files

  - by Anand

  hi, I have asked a question regarding updating a csv file's contents to the db @Question Now I want to add this functionality, like my db will contain url to images that are stored on a prespecified folder on the server. The csv files will contain the urls as to where these images reside on the client side. Now when I…

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• how do you implement Async Operations in C# and MVVM?

  - by Oscar Cabrero

  hi what is the easiest way to implement asynch operations on WPF and MVVM, lets say if user if user hits enter when on a field i want to launch a command and then return back while a thread will do some search operations and then come back and update the properties so notification can update the bindings. thanks!

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• Complex form widgets in Django

  - by Shekhar

  I am looking for good helper libraries to generate a rather complex form in Django. Dynamic field dependencies: Say if option a is selected certain fields are shown/hidden and subset of these are mandatory depending on option selection. Add more: On clicking "Add more" button that clones some widget. This is…

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• Dojo - How to position tooltip close to text?

  - by user244394

  Like the title says i want to be able to display the tooltip close to the text, currently it is displayed far away in the cell. Tobe noted the tooltip positions correctly for large text, only fails for small text. In DOJO How can i position the tooltip close to the text? I have this bit of code snippet that…

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• Asp.net grid view

  - by Manoj

  Hello @, I am nt able to edit the details in gridview. When i click on Edit link(Command Field), row editing event is fired but when i click on update link , row editing event is fired again and update event is not getting fired at all. Any suggestions ??

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• How to convert int to nchar or nvarchar with leadind zeros ?

  - by Bitnius

  I need to convert int data table field to nchar or nvarchar leading zeros example: 1 convert to '001' 867 convert to '000867' thx. I tested this T-SQL Script and work fine for me ! DECLARE @number1 INT, @number2 INT SET @number1 = 1 SET @number2 = 867 SELECT RIGHT('000' + CAST(@number1 AS…

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• Swap static public IPs without creating DNS conflicts?

  - by Jakobud

  Our ISP is Comcast and we have 5 static public IPs from them that we use for various services, including customers connecting to our network, VPN, web, DNS, etc... We need more IP addresses from Comcast. Unfortunately, Comcast is telling us that they can't just simply give us 5 more addresses. They…

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• How to cast DATETIME as a DATE in mysql?

  - by Zachary Burt

  My query is this. I have a bunch of entries and i want to group them by date. But instead of having date in my database, I have a datetime field. What do I do? select * from follow_queue group by follow_date cast follow_date as date That's not working. Thanks!

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• Best photo management software?

  - by Niels Basjes

  Hi, What I would like is a single piece of software (or a smart combination of tools) that allow me to manage my photos in a better way than what I've found so far. 1. Tags Primarily I need a way of tagging the images. So I can manually tag photos the same way we tag questions here at…

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• Entering and retrieving data from SQLite for an android List View

  - by Infiniti Fizz

  Hi all, I started learning android development a few weeks ago and have gone through the developer.android.com tutorials etc. But now I have a problem. I'm trying to create an app which tracks the usage of each installed app. Therefore I'm pulling the names of all installed apps using the…

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• filesystem compatible with freenas and windows

  - by Daniel

  Hi all, I'm planning on using FreeNAS (was considering openfiler but freenas seems simpler) for my home NAS box running off ESXI. I have managed to get local sata drives to mount in ESXI (http://serverfault.com/questions/216902/esxi-add-datastore-without-partitioning). I've had one of the…

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• How can i show Multiple pins on the map ?

  - by Ankit Vyas

  i want to show multiple pins on my MapView all with Animation of Dropping pin so how it is possible if any body have sample code then please send send link.i am new in this field.Thanks in Advance.

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• Does using the converting input from HTML forms into htmlentities protect attacks invoving JavaScrip

  - by racl101

  Hi everyone, I was wondering if converting POST input from an HTML form into html entities, (via the PHP function htmlentities() or using the FILTER_SANITIZE_SPECIAL_CHARS constant in tandem with the filter_input() PHP function ), will help defend against any attacks where a user attempts…

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• ASP.NET-MVC 2 DataAnnotations StringLength

  - by griegs

  Can I use the MVC 2 DataAnnotations to specify a minimum length for a string field? Has anyone done this or have they created custom attributes and if so do you mind sharing the source?

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• Django: Only one of two fields can be filled in

  - by Giovanni Di Milia

  I have this model: class Journals(models.Model): jid = models.AutoField(primary_key=True) code = models.CharField("Code", max_length=50) name = models.CharField("Name", max_length=2000) publisher = models.CharField("Publisher", max_length=2000) price_euro =…

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• How to disable textbox control from crystal report if it has no value ?

  - by Manish

  hi, i have one textbox which is displaying Address2 , if it has value then no problem, but if it has no value then it displays blank space at that portion of the report, my problem is i dont want to put any blank space if the text box has blank value for the addrees2 field. …

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• How to apply global filter on Entity Framework?

  - by Hernan

  I have a table in my model named Customers with a field IsActive. Whenever I run a query on Customers, only the active customers should be retrieved. I can include the filter in every query, but that doesn't look very. I would like to be able to override the Customers…

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• Usernames are evil. How can I make Restful Authentication only require an email address and password

  - by Koning WWWWWWWWWWWWWWWWWWWWWWW

  As the title says: how can I use the Restful Authentication Plugin with Ruby on Rails. When I want to create a new user, it requires me to set the (wrong-named, confusing field) login (= username), email address and password. However, I want, like Facebook does, to…

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• Inline instantiation of a constant List

  - by Roflcoptr

  I try to do something like this: public const List<String> METRICS = new List<String>() { SourceFile.LOC, SourceFile.MCCABE, SourceFile.NOM, SourceFile.NOA, SourceFile.FANOUT, …

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• iPhone SDK - UITextField with + Button for Contacts

  - by Isaac Waller

  Hello, In some applications like Mail, when you have a UITextField, there is a little + button to the right. When you tap it, a modal view controller comes up which you can select a phone number, address, etc from, and it will appear in the text field. I was…

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• How can I get compilation failures if objectdatasource's are not properly wired up?

  - by ilivewithian

  I have a large brown field webforms app that uses ObjectDatasource controls all over the place, which makes refactoring more difficult than it should be. Is there a way to get a comile-time failures if an object or method is renamed which would cause the…

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