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Angularjs prevent form submission when input validation fails
I'm writing a simple login form using angularjs with some client side input validation to check that the user name and password is not empty and longer than three characters. See the below code:
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Calling a function of a module by using its name (a string)
What is the best way to go about calling a function given a string with the function's name in a Python program. For example, let's say that I have a module foo , and I have a string whose content is "bar" . What is the best way to call foo.bar() ?
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Fling gesture detection on grid layout
I want to get fling gesture detection working in my Android application.
18 Answers
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Split output of command by columns using Bash?
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One easy way is to add a pass of tr to squeeze any repeated field separators out:
$ ps | egrep 11383 | tr -s ' ' | cut -d ' ' -f 4
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How do I 'git diff' on a certain directory?
git diff actually runs a diff on all source code. How do I do this on a certain directory, so that I can view modifications on files underneath it?
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How do I get the currently displayed fragment?
I am playing with fragments in Android.
50 Answers
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How to get current relative directory of your Makefile?
I have a several Makefiles in app specific directories like this:
12 Answers
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Any way to declare a size/partial border to a box?
Any way to declare a size/partial border to a box in CSS? For example a box with 350px that only shows a border-bottom in its firsts 60px . I think that might be very useful.
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Is there a Unix utility to prepend timestamps to stdin?
I ended up writing a quick little script for this in Python, but I was wondering if there was a utility you could feed text into which would prepend each line with some text -- in my specific case, a timestamp. Ideally, the use would be something like:
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