大约有 40,000 项符合查询结果（耗时：0.0449秒） [XML]
Asking the user for input until they give a valid response
...logic.
while True:
data = input("Please enter a loud message (must be all caps): ")
if not data.isupper():
print("Sorry, your response was not loud enough.")
continue
else:
#we're happy with the value given.
#we're ready to exit the loop.
break
w...
iPhone 5 CSS media query
...Keep in mind it reacts the iPhone 5, not to the particular iOS version installed on said device.
To merge with your existing version, you should be able to comma-delimit them:
@media only screen and (max-device-width: 480px), only screen and (min-device-width: 560px) and (max-device-width: 1136px)...
Node.js - getting current filename
... Unless your extension isn't 2 characters long, which is totally possible because you can bind script interpretation to any file extension you want... so this may not be a good all-around solution.
– ErikE
Mar 14 '19 at 1:57
...
Chaining multiple filter() in Django, is this a bug?
I always assumed that chaining multiple filter() calls in Django was always the same as collecting them in a single call.
4...
Format date and time in a Windows batch script
...
All this can be done in just 2 lines using ordinary string replacement: stackoverflow.com/a/23558738/1879699
– Andreas
Apr 22 '16 at 9:34
...
Remove secure warnings (_CRT_SECURE_NO_WARNINGS) from projects by default in Visual Studio
Is there a way to set by default for all projects removing the precompiler secure warnings that come up when using functions like scanf(). I found that you can do it by adding a line in the project option or a #define _CRT_SECURE_NO_WARNINGS in the beginning of the code.
...
Define a lambda expression that raises an Exception
...ur goal is to avoid a def, this obviously doesn't cut it. It does, however allow you to conditionally raise exceptions, e.g.:
y = lambda x: 2*x if x < 10 else raise_(Exception('foobar'))
Alternatively you can raise an exception without defining a named function. All you need is a strong stom...
Why prefer two's complement over sign-and-magnitude for signed numbers?
...o add them.
Two's complement addition is very simple. You add numbers normally and any carry bit at the end is discarded. So they're added as follows:
0010
+ 1111
=10001
= 0001 (discard the carry)
0001 is 1, which is the expected result of "2+(-1)".
But in your "intuitive" method, adding is m...
Logout: GET or POST?
...ST, and I honestly had no clue Chrome comes with pre-fetching built in. Finally, the twit you quoted was could have never offered a better example to the problem I described in my my question and confirms my suspicions. I am up voting your answer and making it the accepted answer.
...
multi-step registration process issues in asp.net mvc (split viewmodels, single model)
...
public string SomeOtherProperty { get; set; }
...
}
and so on. All those view models could be backed by a main wizard view model:
public class WizardViewModel
{
public Step1ViewModel Step1 { get; set; }
public Step2ViewModel Step2 { get; set; }
...
}
then you could have co...