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write a shell script to ssh to a remote machine and execute commands
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There are multiple remote linux machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/ba...
How to escape special characters in building a JSON string?
... edited Jun 21 '16 at 1:12
Andrew
11.9k88 gold badges6666 silver badges9090 bronze badges
answered Oct 4 '13 at 7:56
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What is href=“#” and why is it used?
...lt;div id="some-id">.
href="//site.com/#some-id" would go to site.com and scroll to the id on that page.
Scroll to Top:
href="#" doesn't specify an id name, but does have a corresponding location - the top of the page. Clicking an anchor with href="#" will move the scroll position to the top....
Is PHP compiled or interpreted?
...HP is compiled, but the PHP itself is interpreted.
– Andrew Song
Oct 3 '09 at 20:03
5
But why its...
Get controller and action name from within controller?
For our web application I need to save the order of the fetched and displayed items depending on the view - or to be precise - the controller and action that generated the view (and the user id of course, but that's not the point here).
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How to fix HTTP 404 on Github Pages?
...h-pages branch.
Everything looks good, I have my index.html , my CSS, JS and pictures folders.
30 Answers
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HTML/CSS: Making two floating divs the same height
...ottom padding of a large amount, bottom negative margin of the same amount and surrounding the columns with a div that has overflow hidden. Vertically centering the text is a little trickier but this should help you on the way.
#container {
overflow: hidden;
width: 100%;
}
#left-col...
Node.js or Erlang
I really like these tools when it comes to the concurrency level it can handle.
9 Answers
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
In Map Reduce programming the reduce phase has shuffling, sorting and reduce as its sub-parts. Sorting is a costly affair.
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Difference between Big-O and Little-O Notation
What is the difference between Big-O notation O(n) and Little-O notation o(n) ?
4 Answers
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