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Error installing libv8: ERROR: Failed to build gem native extension
...stem-v8
Note : Because libv8 is the interface for the V8 engine used by therubyracer,
you may need to use libv8, even if you have V8 installed already. If
you wish to use your own V8 installation, rather than have it built
for you, use the --with-system-v8 option.
For more you can go t...
What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
...99. From C99 §6.4.2.2/1:
The identifier __func__ is implicitly declared by the translator as if, immediately following the opening brace of each function definition, the declaration
static const char __func__[] = "function-name";
appeared, where function-name is the name of the lexically-enclosi...
How to change an element's title attribute using jQuery
...ny DOM element that supports it with plain JavaScript:
document.getElementById('yourElementId').title = 'your new title';
Retrieval is almost identical; nothing special here:
var elementTitle = document.getElementById('yourElementId').title;
This will be the fastest way of changing the title i...
How to delete selected text in the vi editor
...and l would be much more efficient than using the arrows? I see no problem by using the arrows and the final result looks the same. Also, the arrows were first designed for that purpose, so their arrangement feels much more intuitive (at least for me)
– Frederico Pantuzza
...
Printing hexadecimal characters in C
...nd the . with a number. For example, you can force only 2 characters drawn by doing printf("%2.2x", 0);
– user2262111
May 5 '19 at 7:25
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Can I use the range operator with if statement in Swift?
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@MartinR how you get to know which function called by assembly language.Hopper? +1 for cool answer
– codester
Jul 22 '14 at 17:55
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How to define an empty object in PHP
... instance will be empty. Arrays convert to an object with properties named by keys, and corresponding values. For any other value, a member variable named scalar will contain the value.
– DDS
Oct 2 '13 at 21:15
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How do I get the first n characters of a string without checking the size or going out of bounds?
... what is inside the function, and any "neatness" is definitely out-weighed by lack of clarity. The point of this solution is that it is "neat" for the case where you don't want to create a wrapper function.
– Stephen C
Jun 19 '18 at 11:42
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Jade: Links inside a paragraph
... am using Sublime and it will remove the space at the end of the paragraph by default. Ultimately, I chose option 2 above because it was the least painful.
– Ryan Eastabrook
Jun 2 '14 at 22:53
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How do I use DateTime.TryParse with a Nullable?
...he (obviously) improperly tested extension method, because (as Pointed out by some bad hoor) extension methods that attempt to change the "this" parameter will not work with Value Types.
P.S. The Bad Hoor in question is an old friend :)
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