list1=] how to use python to generate random intervals such as : [1jue 2] [5jue 25] [19jue 74] [36jue 44] [100124] within a given range of [1200]....
want to zlib compress a string of hexadecimal strings, such as "00FF00 ", and return the same hexadecimal string: test = b 00FF00 print(zlib.compress(test)) the result returns breadx x9c30ps30 x00 x00 x04 x90 x01M , which contains c...
found this interesting problem on facebook today? I didn t know the answer for a while, so I asked Daniel on sf to discuss it and see if there was any answer. question: how do I create a range, that contains all natural numbers? ...
as shown in the picture of the program, user.set_password ( data [ password ] ) also verifies that the output is True, but check to the database and find that the password has not changed. What is the reason? but if you do this in the database,...
sqlite3 error message in Python: the code is as follows: df = pandas.DataFrame(newsdetail) df.to_excel( news1.xls ) import sqlite3 with sqlite3.connect( news.sqlite ) as db: df.to_sql( news ,con = db) df2 = pandas.read_sql_query( SEL...
1. Invalid code for empty list detection 2. Code: admin_list= [ admin , zeyu , xx , yy , zz ] admin_list2 = admin_list print (admin_list2) del admin_list2 [:] print (admin_list2) < H1 > the following code does not report an error, but d...
query the data in this way user_add1 = UserAddress.objects.filter(id=int(add_id)) then serialize json_data = serializers.serialize("json", user_add1, ensure_ascii=False) return json return HttpResponse(json.dumps(json_data), content_t...
how to use python to realize showmount-e to display nfs server information without calling system commands ...
there are 200000 data in the data, and each data has a typical list of words of 5000 length [{aVl1}, {bju 2},.], and typical dictionaries of 5000 length {{aRom 1}, {bjr 2},.}, use pyMongo to find100 data, the traversal of cursor is particularly slow, is...
it was an error creating a new canvas in Jupiter notebook. I don t know why? ...
at present, we are writing the api interface, which is the interface provided for the mobile end, so why do we add a token? when we set the user name and password for the user? And the document also says to verify it in the way of token? Isn t it okay t...
demand: one of the machines in the online cluster deploys the ftp server, and other machines schedule get data every day through the ftp client. Because there are many services running on the cluster, it is necessary to limit the speed of ftp in order n...
you can easily upload the target project to your github repository through ssh or directly through account configuration in pycharm. but what if the operation can operate the project in the team warehouse? needs to upload, clone and update the project...
that s the question. I ve been looking for it on the Internet for a long time, but I can t find it. for example, I want to query SQL: select a from atable,btable where atable.id=btable.id an is the field of atable and b is the field of btable. B...
I now have a batch of images that I want to convert to numpy data to save, but the image size is not fixed (I don t want resize) for example, a. Shapee = (3rec 2jue 9), b. Shapee = (3pr 3pr 8), how to merge a meme b into c? That is to say, to realize...
return the request header with r.request.header and find that it is different from the message I sent. I don t know what s wrong? import requests url = https: investment.my089.com credit index def get_1month(): headers = { A...
question: take out the values of status and request_time in the log: this log cannot be matched by script: {"@timestamp":"2018-03-30T19:24:26+08:00","server_addr":"172.31.0.24","remote_addr":"10....
-sharpencoding:utf-8 class Bird: def __init__(self): self.hungry=True def eat(self): if self.hungry: print (" aaah..") self.hungry=False else : print ("no ,thanks")...
for example, how to completely restructure a project that is being iterated for a long time? it takes a long time to ReFactor a completed project. ...
![whilen=n+1while][2] there is also a small question about why if n% 2 equal 0 in the tutorial is two equal signs. I tried to delete an equal sign to prompt a syntax error ....
I also use self::dispatch () in the queue to invoke the task itself. It didn t stop until some conditions were reached. Now I need to stop ahead of time in the middle of the execution. What should I do? ...
GET https: cnbj2.fds.api.xiaomi. 415 (Unsupported Media Type) failed to load the page-side request avatar. I want to block the return. If 415 is returned, the local default avatar will be loaded, and the avatar will not be loaded frequently. How t...
in a project of doing local area network for cross-domain, I use axios to send http request. The URL of the request is 192.168.31.205 code , but what I get is http: localhost js_sdk 192.168.31.205 strack Api User select (the webstrom port ha...
Raphael uses path to modify the location of the arrow, which is normal in IE8, but cannot be moved in IE9 or above. Open f12 to see that the location property has been modified, but there is no move on the view <!DOCTYPE html> <html lang="...
problem description the placeholder attribute does not work when the input element gets focus under IE11 abnormal effect of IE11 : : related codes <input class="prompt" type="text" placeholder=""> js code ...