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How to do scanf for single char in C [duplicate]
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if (fgets(line, sizeof line, stdin) == NULL) {
printf("Input error.\n");
exit(1);
}
ch = line[0];
printf("Character read: %c\n", ch);
return 0;
}
One detail to be aware of when using fgets() will read in the newline character if there's enough room in the inu...
MenuItemCompat.getActionView always returns null
...t;menu xmlns:app="http://schemas.android.com/apk/res/android" > but get error Attribute is missing the Android namespace prefix. Do you get it, and how do you fix it?
– anticafe
Feb 11 '14 at 15:30
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MongoDB, remove object from array
...tion(err, data){
if(err) {
return res.status(500).json({'error' : 'error in deleting address'});
}
res.json(data);
});
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improve this answer
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gem install: Failed to build gem native extension (can't find header files)
... What you say is required, but it's ruby-devel that's needed to fix the error message in question.
– Edward Anderson
Oct 25 '12 at 18:38
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How do you check in python whether a string contains only numbers?
...(that is a unicode superscript zero), does pass isdigit, but raises a ValueError if passed to int().
– danpalmer
Mar 4 '19 at 12:04
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how to view the contents of a .pem certificate
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I am getting the error java.lang.Exception: Failed to parse input
– maxisme
Jun 6 '14 at 0:19
10
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Unexpected results when working with very big integers on interpreted languages
... switch to a floating point representation and you start getting round-off errors. A language like Go will probably try to stick with an integer form (e.g., 64-bit integers) as long as possible (if, indeed, it didn't start with that). Since the answer fits in a 64-bit integer, the computation is exa...
How to completely uninstall Android Studio on Mac?
...cbook Pro and I messed up with it every time I open it. It gives me plugin errors and several other errors. I need to uninstall it completely from my mac. I tried to delete it from my mac and then install it again as if you would do the first time, but it did nothing and now the same problems occur....
Razor ViewEngine: How do I escape the “@” symbol?
... <a href="" title="this @@ won't work"></a>, both syntax error in VS and parser error in runtime.
– Tien Do
Jul 25 '12 at 1:35
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jQuery - What are differences between $(document).ready and $(window).load?
...pt>
Query 3.0 version
Breaking change: .load(), .unload(), and .error() removed
These methods are shortcuts for event operations, but had several API
limitations. The event .load() method conflicted with the ajax .load()
method. The .error() method could not be used with window.on...