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What is the difference between async.waterfall and async.series
The nodejs async module: https://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series .
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Passing multiple error classes to ruby's rescue clause in a DRY fashion
...if you want to access the exception instance, use this syntax: rescue InvalidRequestError, CardError => e (see mikeferrier.com/2012/05/19/…)
– Peter Ehrlich
Oct 11 '12 at 16:37
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What can I do with a moved-from object?
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Moved-from objects exist in an unspecified, but valid, state. That suggests that whilst the object might not be capable of doing much anymore, all of its member functions should still exhibit defined behaviour — including operator= — and all its members in a defined state...
Check if array is empty or null
... an array is empty or null in jQuery. I tried array.length === 0 but it didn't work. It did not throw any error either.
4...
Consequences of using graft in Mercurial
...at's some pretty funky thinking by whoever came up with that. I've got the idea, but need to work out the general case. I'm guessing it holds no matter the path between nodes you're grafting to/from?
– Paul S
Mar 8 '12 at 13:20
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from jquery $.ajax to angular $http
...ular change the Request method to OPTIONS. think i have to do some server side stuff to support it
– Endless
Aug 26 '12 at 16:53
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Mongoose indexing in production code
...r model. I do that when I first start the app. Now the hard think is to decide to drop all indexes and recreate them, in case you schema changes.
– Moss
Jul 31 '13 at 12:15
3
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Add a number to each selection in Sublime Text 2, incremented once per selection
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Text Pastry has a build in support for the Insert Nums syntax by
providing three numbers separated by one space:
N M P
N: the start index.
M represents the step size which will be added to the index for
each selection.
P must be > 0 and will be used to pad the index wi...
How can I put a ListView into a ScrollView without it collapsing?
... to just replace your <ScrollView ></ScrollView> in layout XML file with this Custom ScrollView like <com.tmd.utils.VerticalScrollview > </com.tmd.utils.VerticalScrollview >
package com.tmd.utils;
import android.content.Context;
import android.util.AttributeSet;
import...
How can I split and parse a string in Python?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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