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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I want to create a table grid where first few columns are fixed and rest of them are scrollable as seen in this image. Rest of the columns are dynamic, user can select and deselect columns. I am struggling to make that html using div or tables. Need guidance or sample structure to move on. 回答1: With custom implementation. Just simple like this: table { table-layout: fixed; width: 100%; *margin-left: -100px;/*ie7*/ } td, th { vertical-align: top; border-top: 1px solid #ccc; padding:10px; width:100px; } .col1{ position:absolute; *position:

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: So I've been stuck on the third tutorial on the Android Developer Site about Fragments for few days. I just can't understand how the app populates data when I run the app on a tablet (big screen layout). I can understand how the data is being populated on a smaller screen (phone screen). How does the bigger screen list populate with data? Here is a link of the whole project from Android.com tutorials. MainActivity Class public class MainActivity extends FragmentActivity implements HeadlinesFragment.OnHeadlineSelectedListener { /** Called

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I am starting to learn to use UIView animation. So I wrote the following lines: [UIView beginAnimations:nil context:NULL]; [UIView setAnimationDuration:2.0]; [UIView setAnimationRepeatCount:2]; [UIView setAnimationRepeatAutoreverses:YES]; CGPoint position = greenView.center; position.y = position.y + 100.0f; position.x = position.x + 100.0f; greenView.center = position; [UIView commitAnimations]; In this case, the UIView (a green box) moved back and fore 2 times. So far so good, BUT I found out that after the moving twice, the green box

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I am using TableLayout. which have 100 of items to make it scrollable I am using Tablelayout inside ScrollView. But I have to detect whether the user have scrolled to the last row. If the user have scrolled to the last view then user will be shown a Toast message. But How to know that the user has scrolled to the last row of the tablelayout. I have referred the code from TableLayout inside ScrollVie w. http://huuah.com/using-tablelayout-on-android/ 回答1: If new scrolled y position + scroll view height >= tableview height that means you have

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I have some data like below: x . row10 <- setNames ( data . frame ( letters [ 1 : 3 ], 1 : 3 , 2 : 4 , 3 : 5 , 4 : 6 , 5 : 7 , 6 : 8 , 7 : 9 ), c ( "names" , 2004 : 2009 , 2012 )) # names 2004 2005 2006 2007 2008 2009 2012 #1 a 1 2 3 4 5 6 7 #2 b 2 3 4 5 6 7 8 #3 c 3 4 5 6 7 8 9 Now I can make them long with gather() from the tidyr package by writing: x . row10 %>% gather ( Year , Val , - names ) But when I use x . row10 %>% gather ( Year , Val , c ( 2004 : 2009 , 2012 )) which is my intuitive choice, I get the error message Error:

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: This code sets the translateX position: var pos = -500px; $(.slide).css('-webkit-transform', "translateX(" + pos+ "px)"); but, the following code does not get the translateX position: var currTrans = $(".slide").css('-webkit-transform', "translateX()"); Why? What is the correct way to get the value then? 回答1: Try this, var pos = -500; $('.slide').css('-webkit-transform', 'translateX(' + pos+ 'px)'); var currTrans = $('.slide').css('-webkit-transform').split(/[()]/)[1]; var posx = currTrans.split(',')[4]; Upadate: Demo link jsfiddle 文章来源: Get

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I have created a table layer using following code: CREATE TABLE layer ( layer_name text, layer_position text, PRIMARY KEY (layer_name, layer_position) ) WITH CLUSTERING ORDER BY (layer_position DESC) I use the below query to fetch data from the layer table in descending order(layer): $select = new Cassandra\SimpleStatement(<<<EOD select * from layer ORDER BY layer_position DESC EOD ); $result = $session->execute($select); But this query is not working. Please can anyone help me? 回答1: Simply put, Cassandra only enforces sort order within a

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I wrote a code to detect the end of selection using javascript, and to place a marker at the end position. See this jsfiddle: http://jsfiddle.net/vCwwN/ The above code do the following: It handles all LTR scripts (e.g. English) properly (showing marker at the end correctly). For LTR scripts (e.g. English) It handles whether the selection is forward (from left/top to right/bottom) or backward (from right/bottom to left/top) properly showing the marker where the selection stopped (using mouse or keyboard). It uses getClientRects to find all

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I prepared a MWE and hope for help on how to set ticks and labels at different position on the x-axis for a grouped bar plot. library ( ggplot2 ) data <- data . frame ( name = c ( "X" , "Y" , "Z" ), A = c ( 2 , 4 , 6 ), B = c ( 1 , 3 , 4 ), C = c ( 3 , 4 , 5 )) data <- melt ( data , id = 1 ) ggplot ( data , aes ( name , value )) + geom_bar ( aes ( fill = variable ), position = "dodge" , stat = "identity" ) The ticks should appear BETWEEN the groups, but the labels centered below the grouped bars (as they are in the figure). I tried

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: In my Elasticsearch index I have documents that have multiple tokens at the same position. I want to get a document back when I match at least one token at every position. The order of the tokens is not important. How can I accomplish that? I use Elasticsearch 0.90.5. Example: I index a document like this. { "field":"red car" } I use a synonym token filter that adds synonyms at the same positions as the original token. So now in the field, there are 2 positions: Position 1: "red" Position 2: "car", "automobile" My solution for now: To be