while-loop

问题 I want the user to type in her/his name then pass the user input to selenium so that it automatically types it in the search field for my website. Is possible to first input, press enter then trigger selenium to forward the input to the browser. Why is it not working? from selenium import webdriver import time browser = webdriver.Chrome('C:/Users/acer/Desktop/chromedriver') browser.get('website') x = str(input('Your name: ')) #user inputs name here if len(x) > 20: #the name van not be longer

问题 I want the user to type in her/his name then pass the user input to selenium so that it automatically types it in the search field for my website. Is possible to first input, press enter then trigger selenium to forward the input to the browser. Why is it not working? from selenium import webdriver import time browser = webdriver.Chrome('C:/Users/acer/Desktop/chromedriver') browser.get('website') x = str(input('Your name: ')) #user inputs name here if len(x) > 20: #the name van not be longer

问题 This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time, or an extraordinarily narrow situation that is not generally applicable to the worldwide audience of the internet. For help making this question more broadly applicable, visit the help center. Closed 7 years ago . What I want to do is have a radio button inside a while loop and the name of the radio to be increased by 1 every time the loop is ran. Right now the

问题 I tried to make a procedure that creates an iterator, as follows: proc makeCDFrom(start: int): iterator(): int = result = iterator(): int = var i: int = start while i >= 0: echo "i:", i yield(i) dec(i) let cdFrom6 = makeCDFrom(6) for j in cdFrom6(): echo "j:", j This appears to work as expected: i:6 j:6 i:5 j:5 i:4 j:4 i:3 j:3 i:2 j:2 i:1 j:1 i:0 j:0 However, initially, I had tried with this slight variation: proc makeCDFrom(start: int): iterator(): int = result = iterator(): int = var i: int

问题 I trying to get both policeid and fullname from my table named PoliceAccount when the handle column equal to the value of the dropdownlist and then put the value into a label and display it. By using the code provided below I keep getting the result of the last row data of policeid and fullname . However, my table contain of 2 police account which having the column handle equal to the value of the dropdownlist. Do help me out. THANKS! conn.Open(); sql = "Select policeid, fullname From

问题 I trying to get both policeid and fullname from my table named PoliceAccount when the handle column equal to the value of the dropdownlist and then put the value into a label and display it. By using the code provided below I keep getting the result of the last row data of policeid and fullname . However, my table contain of 2 police account which having the column handle equal to the value of the dropdownlist. Do help me out. THANKS! conn.Open(); sql = "Select policeid, fullname From

问题 I trying to get both policeid and fullname from my table named PoliceAccount when the handle column equal to the value of the dropdownlist and then put the value into a label and display it. By using the code provided below I keep getting the result of the last row data of policeid and fullname . However, my table contain of 2 police account which having the column handle equal to the value of the dropdownlist. Do help me out. THANKS! conn.Open(); sql = "Select policeid, fullname From

问题 Is there a way to check if a class has been defined/exists? I have different options on a menu, and some of them require inherited variables, so if you try to select that function before you have set the variables, it crashes. My class is called Gen0, and I started it by simply putting class Gen0(): Followed by the rest of the code to set the variables. For context, I am doing a population model, so the initial values need to be set (option 1) before displaying (option 2), using (option 3) or

问题 Is there a way to check if a class has been defined/exists? I have different options on a menu, and some of them require inherited variables, so if you try to select that function before you have set the variables, it crashes. My class is called Gen0, and I started it by simply putting class Gen0(): Followed by the rest of the code to set the variables. For context, I am doing a population model, so the initial values need to be set (option 1) before displaying (option 2), using (option 3) or

问题 I'm new to PHP and I have spent several hours researching and trying to figure out what I'm doing wrong. I'm joining several tables to populate a client profile page with multiple transactions from a transactions table. The rest of the page is working with the query as expected, but when using a while statement, each transaction in the result is repeating equal to the total number of transactions in the result. For instance, if the result has 3 transaction numbers (1, 2, 3), the while