164 SQLite Query SELECT Part 1

综上所述，Android获取手机通话记录主要涉及ContentResolver的使用，通过查询ContentProvider来获取通话记录，并使用Cursor遍历结果，将数据转化为可展示的 ...

android实现相册功能 · String path = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media.DATA)); // 处理每个图片路径} ``` - 使用File类 ...

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Android Platform cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DISPLAY_NAME) may not get file extension correctly.

Cursor getColumnIndex issues range warning when used within Cursor's get???? methods (e.g. getString, getInt). 9

Returns the zero-based index for the given column name, or -1 if the column doesn't exist. If you expect the column to exist use #getColumnIndexOrThrow(String) ...

Returns the zero-based index for the given column name, or throws IllegalArgumentException if the column doesn't exist. Definition · Remarks

Returns the zero-based index for the given column name, or -1 if the column doesn't exist. If you expect the column to exist use getColumnIndexOrThrow(java. ...

The problem is that cursor.getColumnIndex() can return -1, you're passing it as a direct parameter, and the cursor getters need a column index ...

Value must be >=0 but get Column index can be -1 Use in the following tips. I am getting an error in Android Studio to do with my Cursor.