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Using column alias in WHERE clause of MySQL query produces an error
...ing HAVING instead may do the work. Make sure to give a read at this WHERE vs HAVING though.
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
...ules cannot be imported from zipfiles.
The default search path is installation dependent, but generally
begins with prefix/lib/pythonversion (see PYTHONHOME above). It is
always appended to PYTHONPATH.
An additional directory will be inserted in the search path in front
of PYTHONPATH...
Comparing Haskell's Snap and Yesod web frameworks
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Full disclosure: I'm one of the lead developers of Snap.
First of all, let's talk about what Snap is. Right now the Snap team maintains five different projects on hackage: snap-core, snap-server, heist, snap, and xmlhtml. snap-server is a web server that exposes the API defined by snap-co...
Why are margin/padding percentages in CSS always calculated against width?
... The actual reasoning of why the spec is written this way is still, technically, unknown.
Element height is defined by the height of the
children. If an element has padding-top: 10% (relative to parent
height), that is going to affect the height of the parent. Since the
height of the child...
.append(), prepend(), .after() and .before()
... answered Dec 21 '14 at 12:57
VSri58VSri58
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What's the difference between a proc and a lambda in Ruby?
...ept the resulting Proc objects check the number of parameters passed when called.
An example:
p = Proc.new {|a, b| puts a**2+b**2 } # => #<Proc:0x3c7d28@(irb):1>
p.call 1, 2 # => 5
p.call 1 # => NoMethodError: undefined method `**' for nil:NilClass
p.call 1, 2, 3 # => 5
l = lamb...
val-mutable versus var-immutable in Scala
...concurrency. And while we're at it, note the preferred use of synchronised vs @volatile vs something like AtomicReference: three tools
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What is the difference between Bower and npm?
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All package managers have many downsides. You just have to pick which you can live with.
History
npm started out managing node.js modules (that's why packages go into node_modules by default), but it works for the front-end...
What are the Web.Debug.config and Web.Release.Config files for?
... and you can create custom build configurations. A publish
profile typically corresponds to a destination environment.
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Opening project in Visual Studio fails due to nuget.targets not found error
...hanks for this, would be nice if they gave a more helpful error message in VS for that.
– rossisdead
Oct 14 '14 at 17:37
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