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How do I best silence a warning about unused variables?
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C++17 now provides the [[maybe_unused]] attribute.
http://en.cppreference.com/w/cpp/language/attributes
Quite nice and standard.
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How to express infinity in Ruby?
...nteger and that value and it seems to be working fine. I am just wondering now if this is safe!
– Amokrane Chentir
Apr 25 '11 at 12:38
1
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How to “git clone” including submodules?
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@NHDaly Sadly, no. (Not that I know of, at least.)
– Mathias Bynens
Feb 20 '13 at 7:25
6
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How to search and replace text in a file?
...k Aidley's answer, it has been corrected since this answer, so this one is now redundant (and inferior due to losing the neater with blocks).
– Chris
Apr 26 '17 at 20:08
add a...
Why does installing Nokogiri on Mac OS fail with libiconv is missing?
...cal/Cellar/libiconv/1.14 --with-xml2-dir=/usr/local/Cellar/libxml2/2.7.8
Now I got a different error! It was still an error but at least it was different. The make process failed with:
in /opt/local/lib/libz.1.dylib, file was built for unsupported file format which is not the architecture being l...
What does it mean by select 1 from table?
...not to).
EDIT
There actually is one case which I forgot about until just now. In the case where you are trying to determine existence of a value in the database from an outside language, sometimes SELECT 1 FROM TABLE_NAME will be used. This does not offer significant benefit over selecting an indi...
How to access data/data folder in Android device?
I am developing an app and I know my database *.db will appear in data/data/com.****.***
18 Answers
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How to allow only numeric (0-9) in HTML inputbox using jQuery?
...else {
this.value = "";
}
});
};
}(jQuery));
You can now use the inputFilter plugin to install an input filter:
$(document).ready(function() {
$("#myTextBox").inputFilter(function(value) {
return /^\d*$/.test(value); // Allow digits only, using a RegExp
});
});
Se...
File changed listener in Java
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This is no longer true in Java 7: there's now an API for this that can hook into the OS's notification services: blogs.oracle.com/thejavatutorials/entry/…
– Arnout Engelen
Sep 29 '11 at 10:00
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Which is faster: multiple single INSERTs or one multiple-row INSERT?
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I know I'm answering this question almost two and a half years after it was asked, but I just wanted to provide some hard data from a project I'm working on right now that shows that indeed doing multiple VALUE blocks per insert...