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• Why doesn't C have rotate left/right operators?

  - by icepack

  A bit of a philosophical question, I suppose. Hope it belongs here. C language has the standard set of bit-wise operations, including OR, AND, XOR, SHIFT LEFT/RIGHT, NOT. Anyone has an idea why rotate left/rotate right isn't included in the language? These operators are of the same complexity as other bit-wise operators and normally require a…

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• How to implement a syndication receiver? (multi-client / single server)

  - by LeonixSolutions

  I have to come up with a system architecture. A few hundred remote devices will be communicating over internet with a central server which will receive data and store it in a database. I could write my own TCP/IP based protocol use SOAP use AJAX use RSS anything else? This is currently seen as one way (telemetry, as opposed to SCADA).…

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• Does C++11 offer a better way to concatenate strings on the fly?

  - by Lohoris

  I've seen this answer, and I wonder (I hope) if C++11 has come up with a native better method to concatenate, and possibly format, strings. With "better" I mean actually really one-line, like in pretty much all higher level languages (bonus points if it supports something like python's "formatted string"%(tuple) syntax but I guess that's…

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• jQuery UI, detect if options have been entered?

  - by Val

  does any one know how to check if the called ui (custom) has also options inputed or using the defaults? for example: $('#selector').myUI();//does not have options. $('#selector').myUI({option:'foo',{op:'bar'}});//ui has options. $('#selector').myUI('value');//ui has options. so if i was on: (function($) { $.widget("ui.myUI", { …

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• Keep an ASP.NET IIS website responsive when time between visits is long

  - by Abel

  After years of ASP.NET development I'm actually quite surprised that I can't seem to find a satisfying solution for this. Why does an IIS ASP.NET site always seem to fall asleep (for 2-6 seconds) after a certain time of inactivity (after several hours), during which no HTTP response is sent from server to client. This happens on any…

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• jQuery - Slideshow with different sized images and text

  - by NicoJuicy

  I need some sort of slideshow, with text (something like moving boxes would be nice). I have tried several, but i'm always having problems with different sized images (the images can be for eg. 500px x 300px, but the next one can be 500px, 300px), this gives some problems with the pictures ... I hope you understand what i mean.…

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• Threading vs single thread

  - by user177883

  Is it always guaranteed that a multi-threaded application would run faster than a single threaded application? I have two threads that populates data from a data source but different entities (eg: database, from two different tables), seems like single threaded version of the application is running faster than the version with…

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• Yet another C# Deadlock Debugging Question

  - by Roo

  Hi All, I have a multi-threaded application build in C# using VS2010 Professional. It's quite a large application and we've experienced the classing GUI cross-threading and deadlock issues before, but in the past month we've noticed the appears to lock up when left idle for around 20-30 minutes. The application is irresponsive…

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• how to create a subquery in sql using count based on outer query

  - by user1754716

  I hope someone can help me with this query. Basically I have two queries that I want to "combine". I want the second query as an extra column along with the first query. The first one is this : SELECT t_Item_Storage_Location.Storage_Loc_Nbr, t_Storage_Location.Storage_Loc_Type_Code, Count(t_Load.Load_Id) AS CurrentLoadCount,…

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• Capitalize Words in PHP with custom delimitor

  - by Paulie

  Hey guys, i need a method to capitalize every first letter of a word. This is what i got so far and it is working for almost every string...but it fails on this one "WELLNESS & RENOMME". // method in stringModify Class function capitalizeWords($words, $charList) { $capitalizeNext = true; for ($i = 0,…

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• Connect to an existing process

  - by user360807

  Hole thing is happening on the mac os x. Let's assume that I've opened an program by clicking on an .app icon. It's a python program with GUI which has a separate process that waits for a user input. But as I've opened it by clickin .app icon I dont have access to it's input as I would have if I opened it in Terminal. And…

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• JQuery How to Uncheck A radio button

  - by user281867

  Hi, I have a list of data with a radio button. Users must select a date to edit. Then I load external dynamic form into a [div] using the jquery load() function. var ID = $('input[name=BookItem]:checked').val(); $("#EditFormWrapper").load("callEditData.cfm? ID="+ID); 2 Hours AM 2 Hours PM 2 Hours AM 2 Hours…

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• Bulding an multi-platform SWT application using Ant

  - by Mridang Agarwalla

  I'm writing an SWT application which can be used on Windows (32/64 bit) and Mac OSX (32/64 bit). Apart from the JRE I rely on the SWT library found here. I can find four versions of the SWT library depending upon my target platforms (as mentioned above). When building my application, how can I compile using the correct…

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• How Can I Reference Multiple Primary Keys For A Vector Type Primary Key

  - by AndreiC

  Hi, I have the following scenario: a table of projects and a table of persons, working on one or serveral projects. Also, I have a project id column (of type int), in the first table, which is a primary key there and I have a vector of project ids, as a column of type int, in my second table (persons), that references…

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• Drupal. Use AJAX to update view's content

  - by ozke

  Hi, I've created a view in Drupal that retrieves a list of nodes. The display of this view is a page and it works perfectly well. It does even allow me to filter its content by argument. See the current's view configuration (click to enlarge): I want to use AJAX to use the filter (by parameter) functionality…

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• Python 2.6 and 3.1.1, earlier version compatibility

  - by Todd

  I ordered three books to start teaching myself Python - a beginning programming book, a computer science book that uses Python for all of its code references, and a book on Python network programming. Unfortunately, I was a little too quick on ordering them, because I hadn't noticed the version differences. The…

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• c99 goto past initialization

  - by R Samuel Klatchko

  While debugging a crash, I came across this issue in some code: int func() { char *p1 = malloc(...); if (p1 == NULL) goto err_exit; char *p2 = malloc(...); if (p2 == NULL) goto err_exit; ... err_exit: free(p2); free(p1); return -1; } The problem occurs when…

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• How to remove all of the html whitespace/newlines of a NSString

  - by Kyriakos Leivadas

  i've got a problem and i hope someone can solve it. I parsed some html to a nsstring and im trying to trim all of the characters and keep some specific words. The problem is that i trimmed all the characters from the nsstring that i didnt want but the weird thing is that i cant get rid of all the whitespace. …

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• How to access Grails domain classes in Java service layer?

  - by batmannavneet

  How can I use grails domain classes (which is in groovy) in service layer which is in Java/Spring. When using the grails MVC, everything is fine as I can use controller to access domain objects and call CRUD and other dynamic methods on them. But, what I am wondering is is there a clean way to do it from Java…

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• Missing Project Template after installing ASP.NET MVC 2

  - by DotNetHacker

  Hi, I have downloaded the ASP.NET MVC 2 Release version (using Web Platform Installer) as well as the downloading the file directly from the link in WPI. No error messages are reported after the install. When I go into Visual Web Developer and select Create New project I only the project reference to ASP.NET…

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• C++ threaded class design from non-threaded class

  - by macs

  I'm working on a library doing audio encoding/decoding. The encoder shall be able to use multiple cores (i.e. multiple threads, using boost library), if available. What i have right now is a class that performs all encoding-relevant operations. The next step i want to take is to make that class threaded. So…

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• Flex 4: Defining a XML data model in an Actionscript Class

  - by Steve

  I'm really having a hard time accessing a data model I've defined in an Actionscript class in my Flex app. The following is my AS Class (Model.as): package { import mx.rpc.http.HTTPService; public class Model { private static var _instance:Model; public static…

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• Why is silverlight so slow? (Especially when compared to Flash)

  - by Sahat

  I hope I don't have to explain what is Silverlight to SO community. Anyway TemplateMonster.com has recently released new Silverlight themes that have been ported from Flash. Silverlight Templates | Template Monster I've noticed a significant lag on my Macbook Pro 13" in loading the template page in…

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• MySQL floating point comparison issues

  - by Sharief

  I ran into an issue by introducing floating point columns in the MySQL database schema that the comparisons on floating point values don't return the correct results always. 1 - 50.12 2 - 34.57 3 - 12.75 4 - ...(rest all less than 12.00) SELECT COUNT(*) FROM `users` WHERE `points` > "12.75" …

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• How to iterate javascript object properties in the order they were written.

  - by Jenea

  Hi. I identified a bug in my code which I hope to solve with minimal refactoring effort. This bug occurs in Chrome and Opera browsers. Problem: var obj = {23:"AA",12:"BB"}; //iterating through obj's properties for(i in obj) document.write("Key: "+i +" "+"Value: "+obj[i]); Output in FF,IE Key:…

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