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Elegant way to check for missing packages and install them?
...novice/intermediate R users and don't realize that they have to install packages they don't already have.
29 Answers
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How do I update each dependency in package.json to the latest version?
I copied package.json from another project and now want to bump all of the dependencies to their latest versions since this is a fresh project and I don't mind fixing something if it breaks.
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jQuery Validate Plugin - Trigger validation of single field
I've got a form that can optionally be pre-populated via facebook connect. Once a user connects, their name and email are automatically filled in. The problem is that this doesn't trigger the remote validation to check if the email already exists.
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How can I check if a checkbox is checked?
I am building a mobile web app with jQuery Mobile and I want to check if a checkbox is checked. Here is my code.
14 Answers...
Remove files from Git commit
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I think other answers here are wrong, because this is a question of moving the mistakenly committed files back to the staging area from the previous commit, without cancelling the changes done to them. This can be done like Paritos...
Where is C not a subset of C++? [closed]
I read in a lot of books that C is a subset of C++.
12 Answers
12
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How can I quickly delete a line in VIM starting at the cursor position?
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thitonthiton
33.7k33 gold badges6161 silver badges9393 bronze badges
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Can comments be used in JSON?
...in the processes that generates/receives the JSON, as they are supposed to know what the JSON data will be in advance, or at least the structure of it.
But if you decided to:
{
"_comment": "comment text goes here...",
"glossary": {
"title": "example glossary",
"GlossDiv": {
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AsyncTask Android example
I was reading about AsyncTask , and I tried the simple program below. But it does not seem to work. How can I make it work?
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What is the Python 3 equivalent of “python -m SimpleHTTPServer”
...wered Oct 30 '11 at 7:28
Petr ViktorinPetr Viktorin
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