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what is the right way to treat Python argparse.Namespace() as a dictionary?
...dictionary should not be modified: the effects on the corresponding symbol table are undefined." Which may only refer to the behavior of vars() (which is either locals() or globals()), but I'm not really sure.
– user395760
Jun 1 '13 at 23:43
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querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript
...ements are live or static.
These concepts are summarized in the following table.
Function | Live? | Type | Time Complexity
querySelector | N | Element | O(n)
querySelectorAll | N | NodeList | O(n)
getElementById | Y | Element...
How to get default gateway in Mac OSX
...sy to find the required field. The sample result is as following:
Routing tables
Internet:
Destination Gateway Flags Refs Use Netif Expire
default 192.168.195.1 UGSc 17 0 en2
127 127.0.0.1 UCS 0...
or (HTML5)
...
According to the compatibility table here, <menu> still has poor support at this time. (Is it really true that Chrome has no support for it??) Also, you can achieve the exact same semantics by providing the role="menu" attribute to another element (...
How to render and append sub-views in Backbone.js
...plate").html())
});
var PartListView = ViewCollection.extend({
el: $("table#parts"),
subViewClass: PartView
});
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What is the difference between BIT and TINYINT in MySQL?
...thing on linux, I had problems with queries that inserted or selected from tables that had BIT DATA TYPE.
Bit is not safe for now.
I changed to tinyint(1) and worked perfectly. I mean that you only need a value to diferentiate if it's 1 or 0 and tinyint(1) it's ok for that
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What is the difference between an interface and abstract class?
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Last comparison is confusing as per table! Methods in interface can't be static but variables are static final Implemented methods in abstract class can be static
– realPK
Mar 9 '14 at 4:29
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What is the difference between '>' and a space in CSS selectors?
...e child selector is not supported by IE 6 and lower. A great compatibility table is here.
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Create list of single item repeated N times
...
Create List of Single Item Repeated n Times in Python
Immutable items
For immutable items, like None, bools, ints, floats, strings, tuples, or frozensets, you can do it like this:
[e] * 4
Note that this is best only used with immutable items (strings, tuples, frozensets, ) in th...
SQLite Concurrent Access
...ions to minimize contention. Especially SQLite 3.
For most desktop/laptop/tablet/phone applications, SQLite is fast enough as there's not enough concurrency. (Firefox uses SQLite extensively for bookmarks, history, etc.)
For server applications, somebody some time ago said that anything less than ...