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What does the line “#!/bin/sh” mean in a UNIX shell script?
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It's called a shebang, and tells the parent shell which interpreter should be used to execute the script.
e.g.
#!/usr/bin/perl <--perl script'
#!/usr/bin/php <-- php script
#!/bin/false <--- do-nothing script, because ...
Protecting Java Source Code From Being Accessed [closed]
...t and then they uploaded it again as theirs. When I told my teacher it was all my work he did not believe me.
11 Answers
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Swift alert view with OK and Cancel: which button tapped?
... use it:
var refreshAlert = UIAlertController(title: "Refresh", message: "All data will be lost.", preferredStyle: UIAlertControllerStyle.Alert)
refreshAlert.addAction(UIAlertAction(title: "Ok", style: .Default, handler: { (action: UIAlertAction!) in
print("Handle Ok logic here")
}))
refreshA...
Application_Error not firing when customerrors = “On”
...the HandleErrorAttribute tells MVC to look for an Error view and it never calls the Application_Error() method. I couldn't find documentation of this but it is explained in this answer on programmers.stackexchange.com.
To get the ApplicationError() method called for every unhandled exception, simpl...
Python Process Pool non-daemonic?
...to create a python Pool that is non-daemonic? I want a pool to be able to call a function that has another pool inside.
8 A...
How to create a sub array from another array in Java?
...ave taken me a long while before I figured it out myself. Eclipse automatically imported org.bouncycastle.util.Arrays.
– anddero
Jul 19 '17 at 12:30
add a comment
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Why can't I have “public static const string S = ”stuff"; in my Class?
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@jjnguy: Why? readonly is actually more flexible than Java's final for variables - you can set it as many times as you like in the constructor, but not elsewhere. That can be very handy.
– Jon Skeet
Jan 2 '09 at 23:0...
Is there any use for unique_ptr with array?
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Some people do not have the luxury of using std::vector, even with allocators. Some people need a dynamically sized array, so std::array is out. And some people get their arrays from other code that is known to return an array; and that code isn't going to be rewritten to return a vector or ...
How to set a border for an HTML div tag
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Try being explicit about all the border properties. For example:
border:1px solid black;
See Border shorthand property. Although the other bits are optional some browsers don't set the width or colour to a default you'd expect. In your case I'd...
Git diff between current branch and master but not including unmerged master commits
I want a diff of all changes in a branch that is not merged to master yet.
3 Answers
3...