how to open xls file in android

Label:Procedure Dbgridtoexcel (Dbgrid:tdbgrideh; fname:string);ConstmsoScaleFromTopLeft = $00000000;Msoscalefrommiddle = $00000001;Msoscalefrombottomright = $00000002;MsoTrue = $FFFFFFFF;MsoFalse = $00000000;VarExcelobj, WorkBook, sheet:olevariant;Oldcursor:tcursor;Row,col, Fieldindex:integer;Dataset:tdataset;Savedialog:tsavedialog;savefilename:string;Begin{If the DataSet is not open, exit}if (DbGrid.DataSource.DataSet = nil) or (dbGrid.DataSource.Dat

1. Write to Excel, you do not need to create a new excel at the beginning, will automatically generateAttribute_proba is the object I wrote.Import XLWT = XLWT. Workbook () = Myexcel.add_sheet ('sheet') si=-1 SJ =-1 for in attribute_proba: si=si+1 for in I: sj=sj+1 sheet.write (Si,sj,str (j)) SJ=-1 myexcel.save ( "attribute_proba_big.xls"2. Write txt, you need to create a new TXT file fr

Very simply, by invoking the system's intent, we can open a variety of files, unfamiliar friends can understand the action, datatype, URI related knowledge.The general method is as follows:public static Intent OpenFile (String filePath) {File File = new file (FilePath), if (!file.exists ()) return null;/* get extension

Problem: In the Tomcat server environment, when you open the browser to download the XLS and rarfile, open it directly in the browser and garbled characters appear. Solution: In fact, it is very simple. You only need to add several lines of code to the Tomcat 5.0 _ home/CONF/Web. xml file. In addition, the Code can d

Data export Excel files in the Asp.net|excel DataTable Export data from a DataTable to a specified Excel file public static void Export (System.Web.UI.Page page,system.data.datatable tab,string FileName) { System.Web.HttpResponse HttpResponse = page. Response; System.Web.UI.WebControls.DataGrid datagrid=new System.Web.UI.WebControls.DataGrid (); Datagrid.datasource=tab. DefaultView; Datagrid.allowpaging = false; DataGrid.HeaderStyle.BackColor = System

Baidu Cloud software users to the detailed analysis to share the Baidu Cloud Android version of the method to open the preview file. Method Sharing: Through Baidu Cloud Android client can directly open the cloud online files. Just click on the appropriate

Android calls system installed software to open file (go)In the application how to call the system installed software to open a file, this is the problem we often encounter, the following is a way I used to share with you!This is a way to

This article illustrates the intent and usage of the open file of Android programming development. Share to everyone for your reference, specific as follows: In writing file management system will be used to open a variety of different formats of the

In applications, how to call the software installed in the system to open a file is a common problem. Below is a method I have used. Let's share it with you!This is a method to open a file:Java code /*** Open a file* @ Param file*

,authorintroduced , area,iscommend,isconver) VALUES (' "+ ISBN +"', '" + BookName +"', '" + cover +"', '" + author +"', '" + Bottle +"', '" + Pricie +"', '" + Publicationdate +"', '" + authorintroduced +"', '" + contentintroduced +"', '" + area +"', 0,0)"); }} lblshow. InnerText ="Import succeeded!""; }catch (Exception ex) {lblshow. InnerText ="Import failed!""+ num; }}/// ///Export data from an Excel table to myDataSet///PublicStaticDataSet GetConnect (String FilePath) {DataSet myDataSet =NewDa

openFileChooser(uploadMsg, acceptType); } Openfilechooser is a hidden method.In this way, you can open a directory to upload files. However, in Versions later than 3.0, if the same webpage is opened in the android browser,There are also functions of photography and recording, and then directly upload the generated image or audio file, so we n

Android studio ERROR: Unable to open PNG file, androidunableERROR: Unable to open PNG file; Error Code: 42 I recently used android stuidio to build a gradle project and reported an error during running.Error Code 42;ERROR: Unable

= "@ + ID/wv1" Android: layout_width = "fill_parent" Android: layout_height = "fill_parent" /> Enter the following code in the main file: PublicClassTestdemo extendsActivity { /** Called when the activity is first created .*/@ OverridePublicVoidOncreate (bundle savedinstancestate ){Super. Oncreate (savedinstancestate );Setcontentview (R. layout. Main );Webvi

Android opens a local file, which is actually very common. And now there's a mobile version of Office. It's even easier to see the whole family of office buckets.The first thing to know is that the Android open local file is opened according to the type, that is, based on th

, what does it mean F.write ('-optimizations!code/simplification/ arithmetic,!field/*,!class/merging/* ' + ' \ n ') F.write ('-keepattributes sourcefile,linenumbertable ' + ' \ n ') f.write (' #不混淆四大组件 ' + ' \ n ') f.write ('-keep public class * extends Android.app.Activity ' + ' \ n ') f.write ('-keep public class * extends android.app.Application ' + ' \ n ') f.write ('-keep public Class * extends Android.app.Service ' + ' \ n ') f.write ('-keep public class * extends Android.content.Broadcast

Hakuci Tag: Android You 've just installed eclipse, and attempted to create your first Android Application. When clicking create, you see an error similar to this: "error: Unable to open class file R. Java" If"Error:Unable to open class

Error opening heap dump 'com. ZTE. Mobile. Sync. hprof'. Check the error log for further details.Error opening heap dump 'com. ZTE. Mobile. Sync. hprof'. Check the error log for further details.Unknown hprof version (Java profile 1.0.3) (Java. Io. ioexception)Unknown hprof version (Java profile 1.0.3) ThehprofFile you get from Android has Android specific format. You shoshould converthprofFile take from

Android Studio Open demo file very slow, because if there is no corresponding Gradle package, then will download from Google Gradle package, there is a wall so very slow, hundreds of m of thingsThe following changes the file so that the demo can be opened quickly1. Create a new project and click on

There is a child paper in the software design competition, you need to be able to view the doc and various office documents, search will naturally see poi, it is said that the poi document is not well written, however, others seem to be either too simple or too complicated. After the operation, the file is opened. Record it. 1. Poi project homepage: Click to open the poi Homepage Apache poi-the Java API for

Perform:Prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6/bin/arm-linux-androideabi-gdb out/target/product/rk30sdk/ Symbols/system/bin/app_processError:Prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6/bin/arm-linux-androideabi-gdb:error while loading shared Libraries: libpython2.6.so.1.0: Cannot open shared object File:no such file or directoryAnalysis:1Ldd/media/source/vdi4.3-os4c/prebuilts/GCC/li