dynamic

问题 This question already has answers here : Closed 8 years ago . Possible Duplicate: T-SQL Pivot? Possibility of creating table columns from row values I've been searching in vain for too long now and have to admit defeat and ask for help, I'm trying to modify a pivot query to produce a dynamic query of results from a table with data like this: UserId PageViewed DateTimeStamp 1 Index.html 2011-12-01 13:55:01 1 FAQ.html 2011-12-01 13:58:53 1 ContactUs.html 2011-12-01 14:00:16 2 Index.html 2011-12

问题 I have a few arrays with like names. ArrayTop[] ArrayLeft[] ArrayRight[] ArrayWidth[] I am trying to set the name dynamically in a function and then set value. I have tried many ways of dynamically picking the right array but have not come up with a solution. function setarray(a,b,c){ eval(Array+a+[b])=c } setarray('Top',5,100) In this example i am trying to set. ArrayTop[5]=100 回答1: If you are doing this in the browser, one possible solution would be to do: function setArray(a, b, c){ window

问题 I have a fairly big asp.net website that use GridView bound to the same object in lots of places. I'm using an item template to customize each row. However to have the same template in all the pages I have to copy & paste the item template to each page. Obviously this is not the best solution. On top of this I want to be able to change the template used by the GridView, by changing some configuration file. One option would be to create an user control with the DataGrid and expose the

问题 I know that more-dynamic-than-Java languages, like Python and Ruby, often allow you to place objects of mixed types in arrays, like so: ["hello", 120, ["world"]] What I don't understand is why you would ever use a feature like this. If I want to store heterogenous data in Java, I'll usually create an object for it. For example, say a User has int ID and String name . While I see that in Python/Ruby/PHP you could do something like this: [["John Smith", 000], ["Smith John", 001], ...] this

问题 I've tried many stackoverflow options like Load existing components dynamically Angular 2 Final Release. What i want to do is get a html page with a ajax request and render/compile this template in my custom component. I've figured out that angular2 has two deprecated components and that i have to use ComponentFactoryResolver . In my old solution i could just set a '[innerHtml]' to render the HTML. Now i need a new solution. Who can help me out? page.component.ts import { Component, ViewChild

问题 so i've done some searching but haven't found a good answer. anyone who's familiar with android 4.0 knows the fancy swipe to remove running apps. i'm trying to implement this into a dynamic list. when i say dynamic, it's a list being built with a base adapter and holder's. i'm wondering if anyone has a good example of how to implement this swipe feature into a dynamic list. i want it to have the fancy animation and everything of the list collapsing back together after an element is removed.

问题 I have some data like this : (AT sql sERVER) MemberID,ParemtID,Amt,OtherInfo 1, NULL, 200,dfdsf 2, 1, 300,DFDF 3, 1, 400,DFS 4, 3, 75,NULL Now I want build Tree like this : Only using JS. Above data can be passed in JSON / XML / CSV / Formatted Text How can i generate such dynamic tree in JS only ? Please don't suggest PHP / .NET solutions. I would prefer a JQuery. 回答1: And, here you go: http://jsfiddle.net/vVmcC/ http://jsfiddle.net/vVmcC/4/ You'll want to style it up yourself, obviously.

问题 I am trying to create a dynamic drop down list using PHP and mysql database. I have written the following code and its giving me the output, but the problem is that its showing different drop-down menu for each item, I want all items in a single drop down list. Kindly check it and guide me. $select_query= "Select name from category"; $select_query_run = mysql_query($select_query); while ($select_query_array= mysql_fetch_array($select_query_run) ) { foreach ($select_query_array as $select

问题 I built a quiz game with a cartoon question bubble. The bubble is re sized to the length of the question. I want to a change event on the dynamic textbox to call a function that changes the size of the question bubble. However, the change event is never called when my textbox value is modified dynamically from code. question_txt.addEventListener(Event.CHANGE, setTextBubbleSize); function setTextBubbleSize(event:Event):void { trace("QUESTION TEXT CHANGED"); textBubble_mc.height = 30 + question

问题 I'm creating a mesh with a THREE.Geometry instance, then populating the geometry's vertices and faces arrays dynamically. The geometry is iteratively refined, adding additional vertices and faces at each iteration. If I refine the geometry before adding the mesh to the scene, it renders correctly. However, if I add the mesh to the scene and render it, then modify it, only the initial N faces the geometry contained on first render are shown. Changes to the position of the vertices used by