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Why is Double.MIN_VALUE in not negative
... actually the minimum value that Doubles can take? It is a positive value, and a Double can of course be negative.
6 Answer...
schema builder laravel migrations unique on two columns
...lso somehow missed the fact the second param is to manually name the index and I had an automatically generated index name which was too long. Thank you, man! +1
– Ciprian Mocanu
Feb 2 '16 at 9:04
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How do I close a connection early?
...TCP connection to the browser without ending the PHP script:
Connection handling Docs
Supposedly it requires a bit more than sending a close header.
OP then confirms: yup, this did the trick: pointing to user-note #71172 (Nov 2006) copied here:
Closing the users browser connection whilst ...
MySQL/SQL: Group by date only on a Datetime column
...able GROUP BY DATE(a_table.mydate);
Or you can GROUP BY the alias as @orlandu63 suggested:
SELECT SUM(foo), DATE(mydate) DateOnly FROM a_table GROUP BY DateOnly;
Though I don't think it'll make any difference to performance, it is a little clearer.
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Is there a way to get the source code from an APK file?
The hard drive on my laptop just crashed and I lost all the source code for an app that I have been working on for the past two months.
All I have is the APK file that is stored in my email from when I sent it to a friend.
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Android.app Fragments vs. android.support.v4.app using ViewPager?
I have a question regarding the Android Support Libraries, Fragments, and as a specific example, the ViewPager class. My intention is to create an app with similar functionality to the sample provided on the Android Developer website ( http://developer.android.com/training/animation/screen-slide....
Using ECMAScript 6
...hrome://flags/#enable-javascript-harmony, enable this flag, restart Chrome and you will get many new features.
Arrow functions are not yet implemented in V8/Chrome, so this flag won't "unlock" arrow functions.
Since arrow functions are a syntax change, it is not possible to support this syntax wit...
How do I convert a NSString into a std::string?
I have an NSString object and want to convert it into a std::string .
3 Answers
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What is the “-d” in “npm -d install”?
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It's a shortcut for --loglevel info
See the Shorthands and Other CLI Niceties section:
-d: --loglevel info
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Why JSF calls getters multiple times
... is caused by the nature of deferred expressions #{} (note that "legacy" standard expressions ${} behave exactly the same when Facelets is used instead of JSP). The deferred expression is not immediately evaluated, but created as a ValueExpression object and the getter method behind the expression i...