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作者 cuteSquirrel 在 PTT [ Python ] 看板的留言(推文), 共309則
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Pyrhon 3的二維陣列問題,非常奇妙!!
[ Python ]7 留言, 推噓總分: +2
作者: kiwistar - 發表於 2021/04/23 19:04(4年前)
2FcuteSquirrel: 就是一樓說的那樣04/23 19:39
[閒聊] ubuntu上time和datetime模組的一些問題
[ Python ]19 留言, 推噓總分: +6
作者: asd24693120 - 發表於 2021/04/12 11:47(4年前)
9FcuteSquirrel: 內建datetime.datetime的精度到10^-6 秒04/12 21:22
10FcuteSquirrel: 官方文件: https://bit.ly/3a4BLeX04/12 21:22
[問題] requests with open write下載檔案錯誤
[ Python ]19 留言, 推噓總分: +1
作者: wario2014 - 發表於 2021/04/09 03:28(4年前)
15FcuteSquirrel: 可以參閱證監會的爬蟲policy04/10 18:10
16FcuteSquirrel: https://www.sec.gov/robots.txt04/10 18:10
[問題] 想要讀取特定字串裡的浮點數
[ Python ]15 留言, 推噓總分: +8
作者: asd24693120 - 發表於 2021/03/24 16:44(4年前)
2FcuteSquirrel: https://imgur.com/a/hPrrJ5e03/24 17:35
3FcuteSquirrel: https://pastebin.com/QnqdzcbL03/24 17:36
4FcuteSquirrel: 關鍵字 python regex 正規表示式03/24 17:37
6FcuteSquirrel: 不客氣,有規則的字串擷取很適合用regex來抓03/25 15:04
7FcuteSquirrel: print 後面要記得加一個f 表達f-string03/25 16:10
8FcuteSquirrel: https://i.imgur.com/CdlxrOu.png03/25 16:12
9FcuteSquirrel: 看螢光筆塗起來的地方03/25 16:12
10FcuteSquirrel: 尾巴的,f反而是不需要的03/25 16:14
11FcuteSquirrel: f-string 說明: https://bit.ly/3rkFNpe03/25 16:15
12FcuteSquirrel: 是的,可以用索引去選擇你要的是哪一筆。03/26 10:32
13FcuteSquirrel: https://i.imgur.com/hSIXta4.png03/26 10:46
14FcuteSquirrel: search只找第一個滿足的。findall會找全部符合的03/26 12:24
15FcuteSquirrel: 已回覆在站內信囉04/10 16:11
[問題] dataframe appl能否返回數個df
[ Python ]6 留言, 推噓總分: +4
作者: jasonhsu14 - 發表於 2021/03/31 15:26(4年前)
2FcuteSquirrel: 試試看: https://pastebin.com/dUiXYqGC03/31 17:20
3FcuteSquirrel: https://pasteboard.co/JV8HWf1.png03/31 17:22
6FcuteSquirrel: 不客氣~04/07 16:30
[問題] Socket 傳送大資料時會與後續資料串起來
[ Python ]11 留言, 推噓總分: +5
作者: jakeasa123 - 發表於 2021/03/26 16:24(4年前)
2FcuteSquirrel: header裡面放後面payload的長度,當buffer收到足夠03/27 00:20
3FcuteSquirrel: 長的rawdata,就切割/解碼一次,然後buffer清舊資料03/27 00:21
4FcuteSquirrel: 再繼續下個循環,如此反覆操作03/27 00:21
5FcuteSquirrel: 一個小例子:03/27 00:39
6FcuteSquirrel: server: https://pastebin.com/wRxgBigR03/27 00:39
7FcuteSquirrel: client: https://pastebin.com/BycG0ZDT03/27 00:39
8FcuteSquirrel: https://i.imgur.com/px9Io12.png03/27 00:42
9FcuteSquirrel: 就像一樓說的那樣,關鍵字:tcp sticky packet03/27 13:43
11FcuteSquirrel: 不客氣~03/29 00:20
[問題] 迭代賦值
[ Python ]5 留言, 推噓總分: +4
作者: ash0933 - 發表於 2021/03/28 22:48(4年前)
2FcuteSquirrel: shorturl.at/bxBKV 用單步執行去觀察字典的操作03/29 00:13
[問題] vscode的code format會幹掉lambda...
[ Python ]5 留言, 推噓總分: +2
作者: OrzOGC - 發表於 2021/03/25 22:14(4年前)
1FcuteSquirrel: 對阿,PEP8的建議是這樣,不要把lambda綁在變數上03/25 22:45
2FcuteSquirrel: 有需要略過這項檢查的話,可以在config檔案設定03/25 22:46
3FcuteSquirrel: ignore = E73103/25 22:46
4FcuteSquirrel: https://imgur.com/a/1iuZR8903/25 22:49
[問題] pyodbc用DataFrame當其中一個Table
[ Python ]12 留言, 推噓總分: +3
作者: duncanfun - 發表於 2021/03/24 20:35(4年前)
1FcuteSquirrel: pandasql 套件比較接近你想做的事情03/24 22:14
2FcuteSquirrel: 用SQL語法去撈dataframe的資料03/24 22:14
3FcuteSquirrel: https://pypi.org/project/pandasql/03/24 22:14
8FcuteSquirrel: 對阿,用介面去撈,不會動到原本公司內網的DB03/25 19:37
csv檔問題
[ Python ]2 留言, 推噓總分: +1
作者: blaga - 發表於 2021/03/24 15:51(4年前)
1FcuteSquirrel: delimiter 應該放逗號,請留意CSV檔案的格式03/24 17:14