add tasks 31-39
4
31 Error Handling/exercise-2.py
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number = 1
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while number < 13:
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print("[{0} squared = {1}".format(number, number * number))
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number += 1
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15
31 Error Handling/exercise-3.py
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@ -0,0 +1,15 @@
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def writeFile():
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"""write data to a file"""
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try:
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myFile = open('new_file.txt', 'w')
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myFile.write("Little Bo Peep has lost her sheep")
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myFile.write("\n")
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myFile.write("And doesn't know where to find them.")
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myFile.write("\n")
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myFile.close()
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except FileNotFoundError:
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print("Error: The file could not be created.")
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except IOError:
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print("Error: There was an issue writing to the file.")
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finally:
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print("File operation completed.")
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BIN
31 Error Handling/task.png
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After Width: | Height: | Size: 141 KiB |
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32 Databases/task.png
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After Width: | Height: | Size: 32 KiB |
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33 Primary Keys/task.png
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After Width: | Height: | Size: 54 KiB |
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34 Data Types/task.png
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After Width: | Height: | Size: 64 KiB |
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35 QBE Grids/task.png
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After Width: | Height: | Size: 53 KiB |
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36 Database Questions/task.png
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After Width: | Height: | Size: 176 KiB |
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37 Comparison Operators/task.png
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After Width: | Height: | Size: 72 KiB |
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38 Database Queries/task-2.png
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After Width: | Height: | Size: 222 KiB |
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38 Database Queries/task.png
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After Width: | Height: | Size: 287 KiB |
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39 Multiple table search/task.png
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After Width: | Height: | Size: 29 KiB |