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Backporti<em>nem>g Pytho<em>nem> 3 ope<em>nem>(e<em>nem>codi<em>nem>g=“utf-8”) to Pytho<em>nem> 2

... a<em>nem> e<em>nem>codi<em>nem>g parameter i<em>nem> Pytho<em>nem> 2: If you o<em>nem>ly <em>nem>eed to support Pytho<em>nem> 2.6 <em>a<em>nem>dem> 2.7 you ca<em>nem> use io.ope<em>nem> i<em>nem>stead of ope<em>nem>. io is the <em>nem>ew io subsystem for Pytho<em>nem> 3, <em>a<em>nem>dem> it exists i<em>nem> Pytho<em>nem> 2,6 a<em>nem>s 2.7 as well. Please be aware that i<em>nem> Pytho<em>nem> 2.6 (as well as 3.0) it's impleme<em>nem>ted purely i<em>nem> pytho<em>nem> <em>a<em>nem>dem> very...
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Whe<em>nem> to use SELECT … FOR UPDATE?

Please help me u<em>nem>derst<em>a<em>nem>dem> the use-case behi<em>nem>d SELECT ... FOR UPDATE . 2 A<em>nem>swers 2 ...
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Why is this F# code so slow?

A Leve<em>nem>shtei<em>nem> impleme<em>nem>tatio<em>nem> i<em>nem> C# <em>a<em>nem>dem> F#. The C# versio<em>nem> is 10 times faster for two stri<em>nem>gs of about 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I ca<em>nem> tell, they do the exact same thi<em>nem>g? Does<em>nem>'t matter if it is a Release or a Debug build. ...
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Is it p<em>osem>sible to have empty RequestParam values use the defaultValue?

... You could cha<em>nem>ge the @RequestParam type to a<em>nem> I<em>nem>teger <em>a<em>nem>dem> make it <em>nem>ot required. This would allow your request to succeed, but it would the<em>nem> be <em>nem>ull. You could explicitly set it to your default value i<em>nem> the co<em>nem>troller method: @RequestMappi<em>nem>g(value = "/test", method = RequestMeth...
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What's the poi<em>nem>t of the X-Requested-With header?

JQuery <em>a<em>nem>dem> other frameworks add the followi<em>nem>g header: 3 A<em>nem>swers 3 ...
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Setti<em>nem>g Short Value Java

... There are suffixes for other types as well: d/D makes a double <em>a<em>nem>dem> f/F makes a float! – Joachim Sauer Feb 19 '10 at 8:48 6 ...
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How to specify a port <em>nem>umber i<em>nem> SQL Server co<em>nem><em>nem>ectio<em>nem> stri<em>nem>g?

... For JDBC the proper format is slightly differe<em>nem>t <em>a<em>nem>dem> as follows: jdbc:micr<em>osem>oft:sqlserver://mycomputer.test.xxx.com:49843 <em>Nem>ote the colo<em>nem> i<em>nem>stead of the comma. share | im...
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How do I i<em>nem>sert datetime value i<em>nem>to a SQLite database?

... Whe<em>nem> you format dates like this, date orderi<em>nem>g <em>a<em>nem>dem> lexical orderi<em>nem>g work out the same. E.g. '2008-02-01' &gt; '2007-02-01', '2008-01-02' &gt; '2008-01-01' both as stri<em>nem>gs <em>a<em>nem>dem> as dates. But you do<em>nem>'t strictly <em>nem>eed to care about this because SQLite ORDER BY will take care ...
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How do you pass argume<em>nem>ts to defi<em>nem>e_method?

...gume<em>nem>ts. Whe<em>nem> you defi<em>nem>e a method you're really just <em>nem>ick<em>nem>ami<em>nem>g the block <em>a<em>nem>dem> keepi<em>nem>g a refere<em>nem>ce to it i<em>nem> the class. The parameters come with the block. So: defi<em>nem>e_method(:say_hi) { |other| puts "Hi, " + other } share ...
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How to form tuple colum<em>nem> from two colum<em>nem>s i<em>nem> P<em>a<em>nem>dem>as

I've got a P<em>a<em>nem>dem>as DataFrame <em>a<em>nem>dem> I wa<em>nem>t to combi<em>nem>e the 'lat' <em>a<em>nem>dem> 'lo<em>nem>g' colum<em>nem>s to form a tuple. 4 A<em>nem>swers ...