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Skip download if files exist in wget?
This is si<em>mem>plest exa<em>mem>ple running wget:
4 Answers
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Check for current Node Version
I need to progra<em>mem><em>mem>atically access the current node version running in a library I a<em>mem> writing. Can't see<em>mem> to find this in the docs.
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Private vs Protected - Visibility Good-Practice Concern [closed]
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No, you're not on the right track. A good rule of thu<em>mem>b is: <em>mem>ake everything as private as possible. This <em>mem>akes your class <em>mem>ore encapsulated, and allows for changing the internals of the class without affecting the code using your class.
If you design your class to be inherita...
What is (functional) reactive progra<em>mem><em>mem>ing?
I've read the Wikipedia article on reactive progra<em>mem><em>mem>ing . I've also read the s<em>mem>all article on functional reactive progra<em>mem><em>mem>ing . The descriptions are quite abstract.
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Run a PHP file in a cron job using CPanel
I a<em>mem> 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 for<em>mem> on one page that sub<em>mem>its to another page. There, it checks if the input <em>mem>ail is filled. If so then do so<em>mem>ething and if it is not filled, do so<em>mem>ething else. I don't understand why it always says that it is set, even if I send an e<em>mem>pty for<em>mem>. What is <em>mem>issing or wrong?
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Java String array: is there a size of <em>mem>ethod?
I co<em>mem>e fro<em>mem> a php background and in php, there is an array_size() function which tells you how <em>mem>any ele<em>mem>ents in the array are used.
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How do popular apps authenticate user requests fro<em>mem> their <em>mem>obile app to their server?
...e confusion that I have is regarding how to sign-up/login the user first ti<em>mem>e and authenticate it every ti<em>mem>e they <em>mem>ake a request to the API.
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How do I catch an Ajax query post error?
I would like to catch the error and show the appropriate <em>mem>essage if the Ajax request fails.
8 Answers
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Slide right to left?
How can I have a div go fro<em>mem> collapsed to expanded (and vice versa), but do so fro<em>mem> right to left?
15 Answers
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