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  • Swap values for two rows in the same table in SQL Server

    - by AmRoSH
    I have table and I want to swap the values from two rows. I have the rows IDs of the two rows. Is there any query to do that? Here is an example. Before the query I have this: row1 : 1,2,3 row2 : 5,6,7 After the swap I want this: row1 : 5,6,7 row2 : 1,2,3 I don't want write it in .NET code because I think an SQL query is easier than that.

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  • LaTeX, Two columns, Listings and Numbers

    - by Valdor65
    Hi, I'm trying to get a report done and I have a small problem with the twocolums and the line numbering in listings. The text is on two columns, the listings can be on the two columns as well. If I put the number=left, the space between the columns is not sufficient and the text from the first column is written over. Is there any way to ask the listings to put the line numbers "outside" ? Thanks

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  • Python: Comparing specific columns in two csv files

    - by coder999
    Say that I have two CSV files (file1 and file2) with contents as shown below: file1: fred,43,Male,"23,45",blue,"1, bedrock avenue" file2: fred,39,Male,"23,45",blue,"1, bedrock avenue" I would like to compare these two CSV records to see if columns 0,2,3,4, and 5 are the same. I don't care about column 1. What's the most pythonic way of doing this? EDIT: Some example code would be appreciated.

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  • How to know the line joining two points?

    - by dafero
    I have two points and I want to know the line which is joining them. I don't want to draw the line. I want to create a matrix with all the points which formed the line. In the future, I want to solve if two points belong or not to a shape. And this is the first part.

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  • Merge two data frames together that have the same variable names and data types

    - by Brandon
    I have tried the merge function to merge two csv files that I imported. They both have the same variable names and data types but each time I run merge all that I get is an object that contains the names of the two data frames. I have tried the following: # ex1 obj <- merge(obj1, obj2, by=obj) # ex2 obj <- merge(obj1, obj2, all) and several other iterations of the above. Is merge the correct function? If so, what am I doing wrong?

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  • Implement two lists in ExtJS

    - by Anandan
    Hi, I am new to ExtJS. I want to implement two tables. First one will have list of possible items to select. Second one can be empty. I will have 4 buttons in between the two tables as "move this item left", "move all to left", "move all to right" and "move this to right". Which component should i use to implement this? Regards, Anandan

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  • Compare two fxcop results

    - by excepeiont32
    Hi, I'm going to analysis two different versions of the same dll with fxcop. I would like to display only the differences between these two reports. Does anyone know if this is possible ? Thanks for your time.

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  • Linking two pages using JSP

    - by jamesatha
    So, I am trying to use JSP to create a set of webpages. I want to link two pages so that if the user clicks a button in one page, it will trigger an event in the other page. Is there an efficient way to do this? I was taking a look at creating cookies and/or sessions. Any suggestions on these two methods? Thanks

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  • Compare text of two methods

    - by The Talking Walnut
    Is there a tool that can do a diff of two methods? I'm working on some legacy code that has several 100-200 line methods that contain a lot of duplication and I would like to abstract the duplication out. Being able to diff the two methods would be a huge help. In case it matters, I'm working with .NET and Visual Studio 2008.

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  • Refactor the following two C++ methods to move out duplicate code

    - by ossandcad
    I have the following two methods that (as you can see) are similar in most of its statements except for one (see below for details) unsigned int CSWX::getLineParameters(const SURFACE & surface, vector<double> & params) { VARIANT varParams; surface->getPlaneParams(varParams); // this is the line of code that is different SafeDoubleArray sdParams(varParams); for( int i = 0 ; i < sdParams.getSize() ; ++i ) { params.push_back(sdParams[i]); } if( params.size() > 0 ) return 0; return 1; } unsigned int CSWX::getPlaneParameters(const CURVE & curve, vector<double> & params) { VARIANT varParams; curve->get_LineParams(varParams); // this is the line of code that is different SafeDoubleArray sdParams(varParams); for( int i = 0 ; i < sdParams.getSize() ; ++i ) { params.push_back(sdParams[i]); } if( params.size() > 0 ) return 0; return 1; } Is there any technique that I can use to move the common lines of code of the two methods out to a separate method, that could be called from the two variations - OR - possibly combine the two methods to a single method? The following are the restrictions: The classes SURFACE and CURVE are from 3rd party libraries and hence unmodifiable. (If it helps they are both derived from IDispatch) There are even more similar classes (e.g. FACE) that could fit into this "template" (not C++ template, just the flow of lines of code) I know the following could (possibly?) be implemented as solutions but am really hoping there is a better solution: I could add a 3rd parameter to the 2 methods - e.g. an enum - that identifies the 1st parameter (e.g. enum::input_type_surface, enum::input_type_curve) I could pass in an IDispatch and try dynamic_cast< and test which cast is NON_NULL and do an if-else to call the right method (e.g. getPlaneParams() vs. get_LineParams()) The following is not a restriction but would be a requirement because of my teammates resistance: Not implement a new class that inherits from SURFACE/CURVE etc. (They would much prefer to solve it using the enum solution I stated above)

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  • Sending messages between two Python servers

    - by Will
    I have two servers - one Django, the other likely to be written in Python - and one is putting 'tasks' into a database and another is processing these tasks. They share a database, but I want the processor to react quickly to new tasks rather than polling periodically. Are there any straightforward ways for two Python servers to talk to one another, or does the task processor have to have web-hooks or something? It feels there ought to be a blessed way to do this...

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  • Two Script Managers in one .aspx webform

    - by still Dummy
    Using two ScriptManagers(ASP.Net and Telerik) will effect the page performance ? I have both ASP.Net and Telerik Controls on the same page and I'm using both ASP.Net and Telerik Script managers. Can I avoid using one script manager ? How will the page performance is varried if I use two script managers ? and Refering Source/SCript files in one Script manager can be used accross the other controls ?

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  • Union results of two functions in php class

    - by Max
    I have php class(simple example): <?php class test{ public function __construct() { //some code } public function __destruct() { //some code } public function echo1 { //some code return 1; } public function echo2 { //some code return 2; } } How could I return results of this two functions echo1 and echo2 in class in one row don't creating two new objects for each function?

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  • Click two buttons at the same time in Android

    - by sw333t
    I have two buttons that both have onTouchListeners and perform an action when pressed down. Why do they not work if you try to click both at the same time? I'm building for Android 1.6. I don't have a real device to test on, and you can't test clicking two things at the same time in the emulator. Thanks for any help.

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  • Two imageViews vs one imageView and a canvas

    - by user3009842
    I have a bitmap and I want to scale it up to fill an ImageView and overlay the unscaled version of the bitmap on top. Which would be cheaper (in terms of memory and processor usage)? Using two ImageViews, one for each version of the bitmap Using a canvas and drawing on the singular bitmap, using one ImageView I saw this question about ImageView vs Canvas, but it doesn't address memory/processor concerns. My intuition says two ImageViews may use more RAM, while using a canvas would use more processing power while the drawing occurs.

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  • wxWidgets/wxPython: Do two identical events cause two handlings?

    - by cool-RR
    When there are two identical events in the event loop, will wxPython handle both of them, or will it call the handler only once for them both? I mean, in my widget I want to have an event like EVT_NEED_TO_RECALCULATE_X. I want this event to be posted in all kinds of different circumstances that require x to be recalculated. However, even if there are two different reasons to recalculate x, only one recalculation needs to be done. How do I do this?

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  • Getting Two items from Same table in SELECT statment

    - by mouthpiec
    Hi, I an SQL SELECT statement I need to extract the name of two teams, taking both teams from the same table. Eg Below SELECT sport_activity_id, (team A), (team B), date, time FROM sportactivity, teams WHERE competition_id_fk = 2 For (team A) and (team B) I have an team_id, which is a FK for the table 'teams' Is it possible to get the following result from these tables by SQL? 1, Barcelona, Arsenal, 01/01/2000, 20:00 the two table are the following: table sportactivity sport_activity_id, home_team_fk, away_team_fk, competition_id_fk, date, time (tuple example) - 1, 33, 41, 5, 2010-04-14, 05:40:00 table teams team_id, team_name (tuple example) - 1, Algeria

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