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Search found 1310 results on 53 pages for 'dr dobbs'.

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Explain why MickroC pic18f4550 HID example works

- by Dr Deo

MickroC compiler has a library for HID(Human Interface Device) usb communication. In the supplied samples, they specify that the buffers below should be in USB ram and use a pic18f4550. unsigned char readbuff[64] absolute 0x500; // Buffers should be in USB RAM, please consult datasheet unsigned char writebuff[64] absolute 0x540; But the…

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Incorrect new Uri(base, relative) behaviour in .NET

- by dr. evil

When you create a new Uri like this: New Uri(New Uri("http://example.com/test.php"),"?x=y") it returns: http://example.com/?x=y It was supposed to return: http://example.com/test.php?x=y according to the every major browser out there (I'm not quite sure what RFC says though). Is this is a bug or is there any other function out there…

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How to implement an ID field on a POCO representing an Identity field in MS SQL?

- by Dr. Zim

If I have a Domain Model that has an ID that maps to a SQL identity column, what does the POCO look like that contains that field? Candidate 1: Allows anyone to set and get the ID. I don't think we want anyone setting the ID except the Repository, from the SQL table. public class Thing { public int ID {get;set;} } Candidate 2: Allows…

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What is the most efficient way to find missing semicolons in VS with C++?

- by Dr. Monkey

What are the best strategies for finding that missing semicolon that's causing the error? Are there automated tools that might help. I'm currently using Visual Studio 2008, but general strategies for any environment would be interesting and more broadly useful. Background: Presently I have a particularly elusive missing semicolon (or brace)…

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Prevent XSS but allow all characters?

- by Dr Hydralisk

How can I prevent XSS but allow any characters to be used? Like I can post HTML code on a forum like <html><body><h1>Test</h1></html>, but it would not be rendered in the browser as html? How can I do this so it does not convert the characters in PHP?

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Where is this port number http://localhost:52432/ specified when running an ASP.NET MVC app?

- by Dr Dork

I'm playing around with ASP.NET MVC and I just loaded up an empty project and ran it and the URL in my browser is http://localhost:52432/. Where is the 52432 port number specified? Thanks in advance for your help, I'm going to start researching this question right now.

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C# 4 default parameter values: How to assign a default DateTime/object value?

- by Dr. Zim

If DateTime is an object and default C# parameters can only be assigned compile-time constants, how do you provide default values for objects like DateTime? I am trying to initialize values in a POCO with a constructor, using named parameters with default values.

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CodeRush Tricks of the Trade

- by dr. evil

I was using CodeRush quite while ago and now I'm planning to use it again. I've install the trial but I forgot all cool features except Alt + Home (drop a marker). And when you don't know some cool tricks it's really like burning money (since it's not cheap for personal use) What do you like about it? What are your best features? My best…

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How to export all changed/added files from Git?

- by dr Hannibal Lecter

Hi all! I am very new to Git and I have a slight problem. In SVN [this feels like an Only Fools and Horses story by uncle Albert.."during the war..."] when I wanted to update a production site with my latest changes, I'd do a diff in TSVN and export all the changed/added files between two revisions. As you can imagine, it was easy to get…

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Cleaning up a dynamic array of Objects in C++

- by Dr. Monkey

I'm a bit confused about handling an array of objects in C++, as I can't seem to find information about how they are passed around (reference or value) and how they are stored in an array. I would expect an array of objects to be an array of pointers to that object type, but I haven't found this written anywhere. Would they be pointers,…

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Could my iPad app be denied from the app store for using the Tapku library?

- by Dr Dork

I'd like to use the Tapku library to add a calander date picker control to my iPad app. I'm new to iPhone OS development and I'm still rusty on identifying the 3rd party tools and code that will get my iPad app denied from the app store. For those that have used the Tapku library, would using it in my iPad app violate any app store…

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CSS: Possible to define styles mid way through an html document?

- by Dr. Zim

In ASP.NET MVC, there are these snippets of html called view templates which appear when their matching data appears on the screen. For example, if you have a customer order and it has a vendor address, the vendor address view template shows up populated with data. Unfortunately, these don't have access to "MasterPages" nor are…

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Why make short and long-lived objects a difference in garbage collection?

- by DR

I've often read that in the Sun JVM short-lived objects ("relatively new objects") can be garbage collected more efficiently than long-lived objects ("relatively old objects") Why is that so? Is that specific to the Sun JVM or does this result from a general garbage collection principle?

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Any socket programmers out there? How can I obtain the IPv4 address of the client?

- by Dr Dork

Hello! I'm prepping for a simple work project and am trying to familiarize myself with the basics of socket programming in a Unix dev environment. At this point, I have some basic server side code setup to listen for incoming TCP connection requests from clients after the parent socket has been created and is set to listen... …

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How to read a file with variable multi-row data in Python

- by dr.bunsen

I have a file that is about 100Mb that looks like this: #meta data 1 skadjflaskdjfasljdfalskdjfl sdkfjhasdlkgjhsdlkjghlaskdj asdhfk #meta data 2 jflaksdjflaksjdflkjasdlfjas ldaksjflkdsajlkdfj #meta data 3 alsdkjflasdjkfglalaskdjf This file contains one row of meta data that corresponds to several, variable length data…

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Go for Zend framework or Django for a modular web application?

- by dr. squid

I am using both Zend framework and Django, and they both have they strengths and weakness, but they are both good framworks in their own way. I do want to create a highly modular web application, like this example: modules: Admin cms articles sections ... ... ... I also want all modules to be self contained…

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How to code a C# Extension method to turn a Domain Model object into an Interface object?

- by Dr. Zim

When you have a domain object that needs to display as an interface control, like a drop down list, ifwdev suggested creating an extension method to add a .ToSelectList(). The originating object is a List of objects that have properties identical to the .Text and .Value properties of the drop down list. Basically, it's…

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PHP Comparing 2 Arrays For Existence of Value in Each

- by Dr. DOT

I have 2 arrays. I simply want to know if one of the values in array 1 is present in array 2. Nothing more than returning a boolean true or false Example A: $a = array('able','baker','charlie'); $b = array('zebra','yeti','xantis'); Expected result = false Example B: $a = array('able','baker','charlie'); $b =…

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Packaging and Deploying Scala Applications

- by Dr. Guildo

What is the simplest way to package a Scala application for use on a desktop PC? I'm guessing that would be in the form of a jar file. At the moment I'm using SBT to compile and run programs I'd be interested in solutions for machines that have Scala installed (and the library in their classpath), as well as…

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How to disable click sound in WebBrowser Control

- by dr. evil

I use Javascript to click a link in the webbrowser control. But I don't want to hear IE's "click" sound. Is there anyway to do this? P.S. I don't want to change system settings. I've seen this one(http://stackoverflow.com/questions/10456/howto-disable-webbrowser-click-sound-in-your-app-only) but…

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How can I populate another dropdown with the onChange event of the first dropdown?

- by Dr. Hfuhruhurr

Hi, with jquery, or with simple just javascript, I want to populate a 2nd dropdown from the choice of the first dropdown. The value of the first dropdown is the condition to get rows for the second dropdown. How does the onChange event look like?

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CSS: Javascript code out there that could draw form squares to copy to a real form?

- by Dr. Zim

I end up doing a lot of this to draw forms in boxes. This does an address block: position: absolute;top: .2em; left: .2em; width: 2.4em;height: 1.2em; position: absolute;top: .2em; left: 3em; width: 12.4em; height: 1.2em; position: absolute;top: 1.7em; left: 3em; width: 12.4em;height: 1.2em;…

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JavaScript socket vs. Flash socket?

- by Dr.Dredel

Steve Jobs just posted this article on why Apple rejects Flash... http://www.apple.com/hotnews/thoughts-on-flash/ I agree that javascript and css can be used to replicate some of Flash's animation, though Flash does all sorts of scaling and tweening that is incredibly powerful, and I'm not…

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problems with overloaded function members C++

- by Dr Deo

I have declared a class as class DCFrameListener : public FrameListener, public OIS::MouseListener, public OIS::KeyListener { bool keyPressed(const OIS::KeyEvent & kEvt); bool keyReleased(const OIS::KeyEvent &kEvt); //*******some code missing************************ …

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How can I obtain the local TCP port and IP Address of my client program?

- by Dr Dork

Hello! I'm prepping for a simple work project and am trying to familiarize myself with the basics of socket programming in a Unix dev environment. At this point, I have some basic server side code and client side code setup to communicate. Currently, my client code successfully connects to…

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