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Can I mask an input text in a bat file?
I am writing a batch file to execute some other programs. In this case I need to prompt for a password. Do I have any way to mask the input text? I don't need to print ******* characters instead of input characters. Linux's Password prompt behavior (Print nothing while typing) is enough.
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Asking the user for input until they give a valid response
...this is to put the input method in a while loop. Use continue when you get bad input, and break out of the loop when you're satisfied.
When Your Input Might Raise an Exception
Use try and except to detect when the user enters data that can't be parsed.
while True:
try:
# Note: Python ...
Checking if a key exists in a JS object
I have the following JavaScript object:
7 Answers
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How to create custom easing function with Core Animation?
...am animating a CALayer along a CGPath (QuadCurve) quite nicely in iOS. But I'd like to use a more interesting easing function than the few provided by Apple (EaseIn/EaseOut etc). For instance, a bounce or elastic function.
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iTerm 2: How to set keyboard shortcuts to jump to beginning/end of line?
I can see that Ctrl + left / right jumps to the beginning/end of line. How to change this to Cmd + left / right arrow ?
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E731 do not assign a lambda expression, use a def
I get this pep8 warning whenever I use lambda expressions. Are lambda expressions not recommended? If not why?
4 Answers
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The smallest difference between 2 Angles
... PI around a coordinate, what is the value of the smallest of the 2 angles between them?
9 Answers
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Is there a command for formatting HTML in the Atom editor?
...h a command, as I do in Visual Studio, using Ctrl + K + D . Is this possible in Atom ? If not, are there other options?
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Maximum length for MD5 input/output
...ring that can have md5 hashed? Or: If it has no limit, and if so what will be the max length of the md5 output value?
7 Ans...
How can I check if a file exists in Perl?
...r something exists at given path using the -e file-test operator.
print "$base_path exists!\n" if -e $base_path;
However, this test is probably broader than you intend. The code above will generate output if a plain file exists at that path, but it will also fire for a directory, a named pipe, a ...