希望大神给我这个菜鸡指导一下 源代码如下 import tkinter as tk window=tk.Tk() window.title('my window') window.geometry('200x200') def moveit(): canvas.move(rect,0,2) b=tk.Button(window,bg='pink',text='move rect',command='moveit').pack() canvas=tk.Canvas(window,bg='blue',height...
Now we are in our working directory, i.e. pythonDir. Let us create a file, script.py, inside this directory. To create a file, we use the following command. vim script.py See the following screenshot as a demonstration: Click the Enter key now. If an existing file is identified, ...
OpenStreetMap (OSM) 是一个开源的地图项目,它提供了全球范围内的地理数据和地图服务。更新后的 OpenStreetMap 相同的地图显示窗口是指在更新地图数据后,保持相同的地图显示窗口,即保持用户当前所看到的地图区域和缩放级别不变。 在OpenStreetMap 中,地图数据是由社区成员贡献和编辑的。当有新的地理数据被添加...
@attention: the following solution to center the app comes from stackoverflow: @author: idbrii Jan 17 '17 at 19:11, https://stackoverflow.com/questions/3352918/how-to-center-a-window-on-the-screen-in-tkinter @accessed: 11/7/2018 12:35PM ''' asys.win.eval('tk::PlaceWindow %s cent...
Once you’ve started your target Oracle database, the Orac program should now be ready to run out of the box. Double-click on the orac_dba.pl icon, and the program should fire right up, as shown in Figure 4-2 (this screen also demonstrates the “one-time-only” initial database ...