Solve this problem.
Left click project->Build Path->Configure build path...-> Android-> Project Build Target
Checked the Android Target, like below
Solve this problem.
Left click project->Build Path->Configure build path...-> Android-> Project Build Target
Checked the Android Target, like below
如果有歎號,一般都是導入的庫有問題試試右鍵項目,buildpath--->configure build path--->libraries 將有紅叉的包移除就可以了
剛剛在drawable裏面ctrl+v一張圖片名爲WellcomePicture.png的圖片,結果R文件裏面沒反應 解決辦法:將文件名改爲小寫,即wellcomepicture.png
具體代碼如下: Thread newThread = new Thread(new Runnable() { String strResult = null; @Override
如果有歎號,一般都是導入的庫有問題試試右鍵項目,buildpath--->configure build path--->libraries 將有紅叉的包移除就可以了
剛剛在drawable裏面ctrl+v一張圖片名爲WellcomePicture.png的圖片,結果R文件裏面沒反應 解決辦法:將文件名改爲小寫,即wellcomepicture.png
具體代碼如下: Thread newThread = new Thread(new Runnable() { String strResult = null; @Override