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Skip download if files exist in wget?
This is simplest example running wget:
4 Answers
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What is (functional) reactive programming?
I've read the Wikipedia article on reactive programming . I've also read the small article on functional reactive programming . The descriptions are quite abstract.
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Check for current Node Version
I need to programmatically access the current node version running in a library I am writing. Can't seem to find this in the docs.
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Run a PHP file in a cron job using CPanel
I am just trying to run a PHP script using a cron job within CPanel - is this the correct syntax:
12 Answers
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If isset $_POST
I have a form on one page that submits to another page. There, it checks if the input mail is filled. If so then do something and if it is not filled, do something else. I don't understand why it always says that it is set, even if I send an empty form. What is missing or wrong?
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Java String array: is there a size of method?
I come from a php background and in php, there is an array_size() function which tells you how many elements in the array are used.
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How do I catch an Ajax query post error?
I would like to catch the error and show the appropriate message if the Ajax request fails.
8 Answers
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Slide right to left?
How can I have a div go from collapsed to expanded (and vice versa), but do so from right to left?
15 Answers
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check if a std::vector contains a certain object? [duplicate]
Is there something in <algorithm> which allows you to check if a std:: container contains something? Or, a way to make one, for example:
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send mail from linux terminal in one line [closed]
I know there is the command mail in linux to send emails via command line. How can I send an simple email with one line from the terminal though?
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