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aspose-com-gists /
Last active Dec 8, 2022
Insert and Delete Rows and Columns in Excel using Java
// Load Excel file
Workbook workbook = new Workbook("Book1.xls");
// Access the first worksheet in the Excel file
Worksheet worksheet = workbook.getWorksheets().get(0);
// Delete a column from the worksheet at 2nd position
worksheet.getCells().deleteColumns(1, 1, true);
// Save the modified Excel file in default format
aspose-com-gists /
Created Dec 7, 2022
Search Text in DWG File using Java
// Load the input DWG file with CadImage class
CadImage dgnImage = (CadImage) Image.load("search.dwg");
// Search for text in the file
for (CadBaseEntity entity : dgnImage.getEntities())
// We iterate through CadText entities here, but some other entities
// may contain text also, e.g. CadMText and others
if (entity.getClass() == com.aspose.cad.fileformats.cad.cadobjects.CadText.class)
aspose-com-gists / search-text-in-dwg.cs
Created Dec 6, 2022
Search Text in DWG File using C# .NET
View search-text-in-dwg.cs
// Load an existing DWG file as CadImage.
using (CadImage cadImage = (CadImage)Aspose.CAD.Image.Load(sourceFilePath))
// Search for text in the file
foreach (CadBaseEntity entity in cadImage.Entities)
// We iterate through CadText entities, but some other entities may contain text also, e.g. CadMText and others
aspose-com-gists / draw-arc.cs
Last active Dec 6, 2022
Draw Shapes in C#: Lines, Arcs, Ellipses, and Rectangles
View draw-arc.cs
// Create BmpOptions
BmpOptions bmpCreateOptions = new BmpOptions();
bmpCreateOptions.BitsPerPixel = 32;
// Define the source property for the instance of BmpOptions
bmpCreateOptions.Source = new StreamSource();
// Creates an instance of Image and call create method by passing the
// bmpCreateOptions object
Image image = Image.Create(bmpCreateOptions, 500, 500);
aspose-com-gists /
Last active Dec 5, 2022
C# Watermark CAD Documents | Aspose.CAD for .NET

Add a Watermark to CAD Files using .NET CAD API

C# codes listed below demonstrating how to added a watermark to file. Developers can easily use and modify these as of their OMR application requirement.

More details of viewer code using .NET CAD Library at

For code integration there few prerequisite listed in installation section below.


import aspose.cells
from aspose.cells import Workbook, LoadOptions, LoadFormat
loadOptions = LoadOptions(LoadFormat.HTML)
workbook = Workbook(dataDir + "wordtoHtml.html", loadOptions) +"wordtoexcel.xlsx")
aspose-com-gists / Convert-GeoJSON-to-SVG.cs
Created Dec 2, 2022
Convert GeoJSON to SVG Programmatically in C# .NET
View Convert-GeoJSON-to-SVG.cs
// Create a map
using (var map = new Aspose.Gis.Rendering.Map(800, 400))
// Use the specified SRS
map.SpatialReferenceSystem = Aspose.Gis.SpatialReferencing.SpatialReferenceSystem.Wgs84;
// Use the specified style to draw lines
var symbolizer = new Aspose.Gis.Rendering.Symbolizers.SimpleLine() { Width = Aspose.Gis.Rendering.Measurement.Pixels(2) };
// Open a layer and add to the map
aspose-com-gists / QuerySelectorAll.cs
Created Dec 2, 2022
How to Use CSS Selector in C# - QuerySelector & QuerySelectorAll in HTML .NET
View QuerySelectorAll.cs
// Prepare output path for HTML document saving
string savePath = "css-selector-color.html";
// Prepare path to source HTML file
string documentPath = "spring.html";
// Create an instance of an HTML document
var document = new Aspose.Html.HTMLDocument(documentPath);
// Here we create a CSS Selector that extracts all elements whose 'class' attribute equals 'square2'