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How is the default max Java heap size determined?
... @PaoloFulgoni no, another practical example I observe right now: 129 Gbytes of physical memory results in 32 Gbyte of max heap size
– Kirill
Jan 29 '19 at 15:56
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Select datatype of the field in postgres
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So simple and nice! Now I can replace the current query that I found that is 310 characters (without the table name), 4 table join, not schema aware, expensive, and that gives 'int4' and others as types instead of integer. Thank you!
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Skip certain tables with mysqldump
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Thank you! Worked perfectly... I don't know how I missed that.
– Zac
Jan 8 '09 at 17:39
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How to document class attributes in Python? [closed]
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I don't know when this was introduced, but Sphinx 1.2.2 seems to include attribute docstrings in the generated documentation.
– jochen
Jul 19 '14 at 12:09
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using jquery $.ajax to call a PHP function
... languageFunctions: 'someFunc1 someFunc2'
}
});
And now some usage scenarios:
// Suspend callback mode so we don't work with the DOM
P.callback(false);
// Both .end() and .data return data to variables
var strLenA = P.strlen('some string').end();
var strLenB = P.strlen('anot...
Haskell function composition (.) and function application ($) idioms: correct use
... tend to want to think of f.g.h as a new clever creation rather f(g(h())). Now they're calling a new, albeit anonymous, function which they created rather than just chaining a big dictionary of prefabbed function calls like a PHP user.
– Evan Carroll
Jun 22 '10...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...e like this:
List list = new ArrayList();
the rest of your code only knows that data is of type List, which is preferable because it allows you to switch between different implementations of the List interface with ease.
For instance, say you were writing a fairly large 3rd party library, and ...
Include headers when using SELECT INTO OUTFILE?
...o a temporary table before dumping everything, it has been over 10 minutes now and still waiting for the temporary table to get written on disk! Be aware of that! You'd certainly prefer adding the column names another way, even if it means opening the file after with another programming language.
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Can I use multiple versions of jQuery on the same page?
... -- $ and jQuery belong to versionX.
You call your "jquery.versionY.js" -- now $ and jQuery belong to versionY, plus _$ and _jQuery belong to versionX.
my_jQuery = jQuery.noConflict(true); -- now $ and jQuery belong to versionX, _$ and _jQuery are probably null, and my_jQuery is versionY.
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What does it mean to hydrate an object?
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I have changed my mind, and now I agree that this answer is more accurate than my old answer. I have since edited my answer (since it was accepted, and I want it to be accurate). Now hopefully it now reflects the difference between deserialization and h...