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  • Update int array based on parent

    - by Pickels
    I have the following int[] in my database: '{0}' '{0,0}' '{0,0,0}' '{0,0,0,0}' This column is used to sort my tree data. Now when a parent updates it's order the children should also update. For example if the second record updates it's order to 1 it should result in the following. '{0}' '{0,1}' '{0,1,0}' '{0,1,0,0}' So I was wondering what the query would be to update record 3 and 4. In case it's not clear what I am asking leave a comment I can add additional information. Screenshot of my actual data:

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  • choose javascript variable based on element id from jquery

    - by phoffer
    I feel like this is a simple question, but I am still relatively new to javascript and jquery. I am developing a site for a touch interface that uses unordered lists and jquery .click functions to take input data. I have a section to input a m:ss time, with 3 divs, each containing a list of digits for time. I need to get the input for each column and set it as a variable. I originally designed the inputs to change form inputs, because I didn't understand javascript very much. It was easy to change the 3 hidden inputs by using div id's, but I can't figure out how to do it now with javascript variables. Here is my original jquery code... $("div#time>div>ul>li").click(function() { var id = $(this).parents(".time").attr("name"); var number = $(this).html(); $("input#"+id).val(number); }); The last line sets one of 3 hidden inputs equal to whatever was clicked. I need to make it so separate variables take the inputs, then I can manipulate those variables however I want. Here's a short snippet of the html, to have an idea of how jquery grabs it. <div id="time"> <h1>Time</h1> <div name="minute" class="time" id="t_minute"> M : <ul> The full time html is here: link text Thanks everyone! I've been using SO to answer many questions I've had, but I couldn't find something for this, so I figured I would join, since I'm sure I will have more questions along the way.

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  • How to make a simple Wine-based installer for Windows application

    - by zarawesome
    My Windows application runs under Wine, but the installation is a bit of a headache for laymen, and the wrappers I've seen online (PlayOnLinux, Wine Doors) require even more packages to be installed. Is there a way to make a package that will install Wine if the user needs it to be installed, install the application and shortcuts, all with minimal user hassle?

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  • change php variable on click event

    - by Claudiu
    I want to change php variable ($start and $end called by var b1 and var b2) if the user clicks on button. Now I know that php is server side, but how can I do it? I read something about using $get but I don't know how to implement it: <?php if ( is_user_logged_in() ) { ?> <input type="submit" value="Start Chat" id="start_chat" style="position: absolute; top: 30px; left: 10px;" /> <?php } ?> <script> jQuery('#start_chat').click(function(){ $(this).data('clicked', true); }); var b1 = '<?php echo $start; ?>'; var b2 = '<?php echo $end; ?>'; if(jQuery('#start_chat').data('clicked')) { // change var b1 and b2 } else { // do not change anything } </script> <div id="eu_la"> <?php $start = strtotime('9:30'); $end = strtotime('12:30'); $timenow = date('U'); if((date('w') == 4) && ($timenow >= $start && $timenow <= $end)) { // day 2 = Tuesday include('facut_mine.php'); } else { do_shortcode('[upzslider usingphp=true]'); } ?>

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  • Resizing uploaded images based on a maximum width in django (PIL)

    - by AndrewE
    I'm working on a simple message board app in Django that lets people upload images to be displayed in their posts. Since the div containing the posts is only 700px, I want to resize the uploaded images to a max width of something like 680px to save space rather than using css to display an image that's too large within the space constraints. I've been searching this site, google and the PIL docs for a while and haven't found any way of resizing an image on one dimension while maintaining the original aspect ratio. Given my inexperience, it's possible that I'm just not recognizing a solution that's plain to someone who knows what to look for.

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  • jquery click event not working on first click,

    - by kumar
    $("#table").click(function(e) { var row = jQuery(e.target || e.srcElement).parent(); $('#tabletr').bind('click', show); name= row.att("id"); }); I am not getting the id value very first time i click on the row? second time I am getting fine? can anyone tell me why its happening like this?

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  • Dealbreakers for new programming jobs?

    - by Echostorm
    What might be said or implied at an interview or job posting that should set off alarm bells for a coder? I'm still only a few years in the industry but I already know to look out for excessive red tape and bureaucracy. Cubes and a noisy office also tell me that I'll be both miserable and unproductive and that management does not appreciate what coders need to work well. Edit: The way things are going I'm taking extra time to look at the company's stability. If they depend on a single vendor for their livelihood and could be out of business if the vendor decides they don't really need the service or can do it in-house. What are your dealbreakers?

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  • How to construct objects based on XML code?

    - by the_drow
    I have XML files that are representation of a portion of HTML code. Those XML files also have widget declarations. Example XML file: <message id="msg"> <p> <Widget name="foo" type="SomeComplexWidget" attribute="value"> inner text here, sets another attribute or inserts another widget to the tree if needed... </Widget> </p> </message> I have a main Widget class that all of my widgets inherit from. The question is how would I create it? Here are my options: Create a compile time tool that will parse the XML file and create the necessary code to bind the widgets to the needed objects. Advantages: No extra run-time overhead induced to the system. It's easy to bind setters. Disadvantages: Adds another step to the build chain. Hard to maintain as every widget in the system should be added to the parser. Use of macros to bind the widgets. Complex code Find a method to register all widgets into a factory automatically. Advantages: All of the binding is done completely automatically. Easier to maintain then option 1 as every new widget will only need to call a WidgetFactory method that registers it. Disadvantages: No idea how to bind setters without introducing a maintainability nightmare. Adds memory and run-time overhead. Complex code What do you think is better? Can you guys suggest a better solution?

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  • OpenSource programming-languages in development?

    - by pile of junk
    I'm very interested in interpreter and compiler development and because I don't want to continue building mini compilers and interpreters I thought I could help some open-source project. Are there currently open-source projects on compilers/interpreters in early stages seeking developers? I mean yeah.. There won't be much to do for someone like me in Python, Ruby, and so on.

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  • sql - getting the id from a row based on a group by

    - by user85116
    Table A tableAID tableBID grade Table B tableBID name description Table A links to Table b from the tableBID found in both tables. If I want to find the row in Table A, which has the highest grade, for each row in Table B, I would write my query like this: select max(grade) from TableA group by tableBID However, I don't just want the grade, I want the grade plus id of that row.

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  • Polling a web URL until event

    - by Jaxo
    I'm really sorry about the crappy title - if anybody has a better way of wording it, please edit it! I basically need to have a C# application run a function if the output of a URL is a certain value. For example, if the website says blue the background colour will be blue, red to make it red, etc. The problem is I don't want to spam my webserver with checks. The 4 bytes it downloads each time is negligible, but if I were to deploy this type of system on multiple computers, it would get slower and slower and the bandwidth would add up quickly. So my question is: How can my desktop application run a piece of code only when a web URL has a different output without checking each time? I can't use sockets, and any sort of LAN protocol won't end up working. My reasoning behind this potentially nefarious code is to be able to mute computers by updating a file on the website (as you may have seen in my previous question today, sorry!). I'd like it to be rather quick, and not have the refresh time minutes apart, a few seconds at the most would be ideal. How can I accomplish this? The website's code is easy, but getting the C# application to check when it changes is the part I'm stuck on. Nothing shows up on the website other than the command. Thanks!

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  • Query - Trying to SUM one field based on content of another field

    - by ShaneL
    Table: DayOfWeek Enrollments Monday 35 Monday 12 Saturday 25 Tuesday 15 Monday 9 Tuesday 15 Basically I'm trying to sum the total enrolments for each day. so the Output will look like: DayOfWeek Enrollments Monday 56 Saturday 25 Tuesday 30 I've spent around 4 hours trying to work this out trying many many different ways but no luck. The problem I'm having is i can count how many enrollments for each day but can't have it aligned with the correct day when i run the query e.g. I want The total to be on the same line as the day it was calculated from. (I hope that is clear enough)

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  • ASP.NET MVC loading of CSS based off of controller

    - by Scott
    Within my site I have controller specific CSS files in addition to my master css file. For example CSS/ Prodcuts/ product.css ... Blog/ blog.css ... masterStyle.css Where masterStyle.css is the master css file. What I want to do is when the user hits http://www.example.com/Products/ only mySite.css and all css files under Products get included. What is the best way to go about doing this?

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  • Execution sequence inside a jquery event handler

    - by user576358
    I have a big issue with the execution squence inside this jquery handler : Was wondering if anyone has come accross this before: I have a simple form: <form action='foo.cgi' id='myForm' > <input type=text name='name' /> <input type=submit value='Find it!'/> </form> when user clicks on Find it! would like to change the cursor to 'progress' before the data is returned through an ajax call: $(document).ready(function(){ $("#myForm ").submit(function(){ $("body").css("cursor", "progress") ; htmlobj=$.ajax({url:server_url,..........); } } However: The cursor [line 2 above ] does not change until data is returned through ajax - Seems like line 3. gets executed before 2. Any help is greatly appreciated

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  • Date based publishing ASP.NET MVC

    - by kayluhb
    I am building a custom CMS in ASP.NET MVC and one of the requirements is that the content has a start and end date that dictates whether or not the page appears on the site. What is the best approach to this? Should I run some sort of chron job to mark the status of the page according to its publish dates? Does anyone have any resources or advice on the matter?

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  • problem with selecting a rows in advanced datagrid using keydown event

    - by user365559
    Hi, I have advanced datagrid with list of items is displayed.I am using keydown for selecting the rows.But the actual problem is when i am selecting the items after the 2nd item it should move to the 3rd item but instead of that its moving back to the 1st item.I have defined selectionmode property to singlerows even then the result same to be same.can any one give me the soloution.

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  • Windows batch/script code to conditionally process based on date value in text file

    - by CarolinaJay65
    I am using Windows XP. The code can be used in a batch file or vbs script. I intend to use Windows scheduler to run the program. I need code to read a date from a text file (could be the only line in the text file or the date could be included in the filename, I control the process that generates the file) The code would then need to evaluate the text file date against the current date to confirm that the text file date is from the prior month. I'm starting to build a process to be able to run 1st-of-the-month jobs once the monthly data has been refreshed. I'm new to building this kind of process using batch/script files. Thanks for your time

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  • plot an item map (based on difficulties)

    - by Tyler Rinker
    I have a data set of item difficulties that correspond to items on a questionnaire that looks like this: item difficulty 1 ITEM_6: I DESTROY THINGS BELONGING TO OTHERS 2.31179818 2 ITEM_11: I PHYSICALLY ATTACK PEOPLE 1.95215238 3 ITEM_5: I DESTROY MY OWN THINGS 1.93479536 4 ITEM_10: I GET IN MANY FIGHTS 1.62610855 5 ITEM_19: I THREATEN TO HURT PEOPLE 1.62188759 6 ITEM_12: I SCREAM A LOT 1.45137544 7 ITEM_8: I DISOBEY AT SCHOOL 0.94255210 8 ITEM_3: I AM MEAN TO OTHERS 0.89941812 9 ITEM_20: I AM LOUDER THAN OTHER KIDS 0.72752197 10 ITEM_17: I TEASE OTHERS A LOT 0.61792597 11 ITEM_9: I AM JEALOUS OF OTHERS 0.61288399 12 ITEM_4: I TRY TO GET A LOT OF ATTENTION 0.39947791 13 ITEM_18: I HAVE A HOT TEMPER 0.32209970 14 ITEM_13: I SHOW OFF OR CLOWN 0.31707701 15 ITEM_7: I DISOBEY MY PARENTS 0.20902108 16 ITEM_2: I BRAG 0.19923607 17 ITEM_15: MY MOODS OR FEELINGS CHANGE SUDDENLY 0.06023317 18 ITEM_14: I AM STUBBORN -0.31155481 19 ITEM_16: I TALK TOO MUCH -0.67777282 20 ITEM_1: I ARGUE A LOT -1.15013758 I want to make an item map of these items that looks similar (not exactly) to this (I created this in word but it lacks true scaling as I just eyeballed the scale). It's not really a traditional statistical graphic and so I don't really know how to approach this. I don't care what graphics system this is done in but I am more familiar with ggplot2 and base. I would greatly appreciate a method of plotting this sort of unusual plot. Here's the data set (I'm including it as I was having difficulty using read.table on the dataframe above): DF <- structure(list(item = structure(c(17L, 3L, 16L, 2L, 11L, 4L, 19L, 14L, 13L, 9L, 20L, 15L, 10L, 5L, 18L, 12L, 7L, 6L, 8L, 1L ), .Label = c("ITEM_1: I ARGUE A LOT", "ITEM_10: I GET IN MANY FIGHTS", "ITEM_11: I PHYSICALLY ATTACK PEOPLE", "ITEM_12: I SCREAM A LOT", "ITEM_13: I SHOW OFF OR CLOWN", "ITEM_14: I AM STUBBORN", "ITEM_15: MY MOODS OR FEELINGS CHANGE SUDDENLY", "ITEM_16: I TALK TOO MUCH", "ITEM_17: I TEASE OTHERS A LOT", "ITEM_18: I HAVE A HOT TEMPER", "ITEM_19: I THREATEN TO HURT PEOPLE", "ITEM_2: I BRAG", "ITEM_20: I AM LOUDER THAN OTHER KIDS", "ITEM_3: I AM MEAN TO OTHERS", "ITEM_4: I TRY TO GET A LOT OF ATTENTION", "ITEM_5: I DESTROY MY OWN THINGS", "ITEM_6: I DESTROY THINGS BELONGING TO OTHERS", "ITEM_7: I DISOBEY MY PARENTS", "ITEM_8: I DISOBEY AT SCHOOL", "ITEM_9: I AM JEALOUS OF OTHERS" ), class = "factor"), difficulty = c(2.31179818110545, 1.95215237740899, 1.93479536058926, 1.62610855327073, 1.62188759115818, 1.45137543733965, 0.942552101641177, 0.899418119889782, 0.7275219669431, 0.617925967008653, 0.612883990709181, 0.399477905189577, 0.322099696946661, 0.31707700560997, 0.209021078266059, 0.199236065264793, 0.0602331732900628, -0.311554806052955, -0.677772822413495, -1.15013757942119)), .Names = c("item", "difficulty" ), row.names = c(NA, -20L), class = "data.frame") Thank you in advance.

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  • How to understand the programming of an operating system

    - by piemesons
    Hello, I want to learn the operating system. How it works. I don't want to make my own operating system. I just want to learn how it works. As I can find out source code of any open source OS. But how to start. Like starting from the first elementary kernel (whatever it is). Somebody suggested I try to implement Linux from scratch etc. Please guide me in a proper way. I want to know about the proper path to follow. I am ready to invest three to four years just to understand the basics. I have good fundamentals of C, C++, PHP, OOP and compiler design.

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  • Event triggering inside prototype

    - by shivesh
    When I try to call "Test" function I get an error. How to fix that? (no jquery!) Browser:firefox error: TypeError: this.Test is not a function <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <title>Untitled Document</title> <script type="text/javascript"> MyClass = function(){ } MyClass.prototype = { Init: function(){ var txt = document.getElementById("text"); if (txt.addEventListener) { txt.addEventListener("keyup", this.Foo, true) } }, Foo: function(){ this.Test(); }, Test: function(){ alert('OK'); } } window.onload = function(){ obj = new MyClass; obj.Init(); } </script> </head> <body> <textarea id="text" rows="10"> </textarea> </div> </body>

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  • get the click event on iphones inbuilt button copy and paste

    - by hardik
    hello all i am new bie in iphone development in my project there is one requirement that while editing text there are iphones inbuilt buttons copy paste and select all i want the clickevent on all this buttons and also want to display action sheet title on their respective click events please guide me how can i do that thanks in advance

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