作者查詢 / chickengod
作者 chickengod 在 PTT [ Python ] 看板的留言(推文), 共120則
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14F→: pandas.read_excel() 回傳值是 DataFrame 的資料型態08/18 15:12
15F→: 要看得懂這個 object 的 function 才知道怎麼處理08/18 15:12
16F→: 換句話說轉成 DataFrame 後你要使用 pandas 內建的08/18 15:12
17F→: function08/18 15:12
1F→: subprocess.run('net use', shell=True, capture_08/04 17:00
2F→: output=True, check=True)08/04 17:00
3F→: net use 這個 windows command08/04 17:06
4F→: 可以指定帳密和和網路硬碟掛載位址08/04 17:06
5F→: subprocess 可以讓 string 在 shell 執行08/04 17:06
6F→: net use /delete08/04 17:09
7F→: 可以移除掛載的硬碟08/04 17:09
2F→: linux 可以 cd 到原始碼資料夾01/21 02:43
3F→: grep -ir "文字"01/21 02:43
4F→: 搜尋符合的字串 也支援 regex01/21 02:43
5F→: 符合結果太多也可以過濾掉不想要的01/21 02:52
6F→: grep -r "do" | grep -v "dont\|not"01/21 02:52
1F→: 遇過類似問題11/27 19:00
2F→: while True:11/27 19:00
3F→: if find_element_by_css_selector():11/27 19:00
4F→: sleep(3)11/27 19:00
5F→: 大概這樣可以繞過 抓到再 break11/27 19:02
16F→: https://reurl.cc/Q6oppZ11/18 21:33
1F→: https://i.imgur.com/8Tj4D95.jpg09/25 05:24
2F→: 用內建的 enumerate() 可以同時得到 index09/25 05:24
3F→: 我猜 += 左右 type 要一樣 所以str 被強制轉型成list09/25 05:37
4F→: 這裡要放新元素進list 可以用 list.append()09/25 05:37
5F→: https://stackoverflow.com/questions/72578209/25 05:42
3F→: 盡量不要在pandas 使用 for loop09/20 16:35
4F→: 隨著row 和column數目增加 執行時間差很大09/20 16:35
5F→: https://stackoverflow.com/a/5555775809/20 16:35
2F→: 參考看看 https://reurl.cc/Ok0zGA09/20 16:21
6F→: https://stackoverflow.com/questions/3987064208/21 22:59
3F→: df.loc[df.lo=='tw'].index.tolist()08/12 07:57