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What are the uses of the exec command in shell scripts? [closed]
...profile, the last statement says something like:
exec appln-program
so now there is no shell to go back to. Even if appln-program crashes, the end-user cannot get to a shell, because it is not there - the exec replaced it.
We want to use a different shell to the one in /etc/passwd. Stupid as ...
Node / Express: EADDRINUSE, Address already in use - Kill server
...f' fails: 14 Mar 21:19:30 - socket.io ready - accepting connections Could now start the server: EADDRINUSE, Address already in use
– Jean Jordaan
Mar 14 '11 at 14:21
...
How to add extra info to copied web text
Some websites now use a JavaScript service from Tynt that appends text to copied content.
8 Answers
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How can I resize an image dynamically with CSS as the browser width/height changes?
...its should make your life way easier, given we have the image of a cat:
Now we want this cat inside our code, while respecting aspect ratios:
img {
width: 100%;
height: auto;
}
<img src="https://www.petmd.com/sites/default/files/petmd-cat-happy-10.jpg" alt="cat">
So far ...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
... will leave it up to him to figure it out. I don't have such a processor.
Now, on my machine I don't get this 256 byte boundary effect. Only the function and the loop alignment kicks in on my machine. If I pass g++ -O2 -falign-functions=16 -falign-loops=16 then everything is back to normal: I alway...
How to center a checkbox in a table cell?
... header row. How do I center the checkbox (with inline CSS in my HTML? (I know))
10 Answers
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xkcd style graphs in MATLAB
...novice: It'll be my third one. I hope I have it pretty much figured out by now :)
– Jonas
Oct 3 '12 at 16:29
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Why can't I declare static methods in an interface?
...}
The first is impossible for the reasons that Espo mentions: you don't know which implementing class is the correct definition.
Java could allow the latter; and in fact, starting in Java 8, it does!
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Clicking the back button twice to exit an activity
...uple of seconds after the app closes? No one cares to cancel the toast? I know it may be a small detail but I think that should happen. What do you guys think?
– acrespo
Jul 1 '14 at 21:32
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multi-step registration process issues in asp.net mvc (split viewmodels, single model)
... {
return View(model);
}
return View("Step2", model);
}
Now inside the step 2 view you could use the Html.Serialize helper from MVC futures in order to serialize step 1 into a hidden field inside the form (sort of a ViewState if you wish):
@using (Html.BeginForm("Step2", "Wizard"...