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What is BSON and exactly how is it different from JSON?
...another of the BSON design goals: traversability. BSON adds some "extra" information to documents, like length of strings and subobjects. This makes traversal faster.
BSON is also designed to be fast to encode and decode. For example, integers are stored as 32 (or 64) bit integers, so they don'...
CSS: transition opacity on mouse-out?
... way to do this. I'm just not the guy to do it. :)
So in it's most basic form...
.slideDown().addClass("load");
.slideUp().removeClass("load");
Thanks for the help everyone.
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CSS selector with period in ID
...n systems that might use periods in the server-side code's identifiers for form processing? I'm sure everyone that does has their own reasons; but there is no HTML/CSS reason to include them.
– Jon Adams
Nov 13 '13 at 20:30
...
What is the difference between functional and non functional requirement? [closed]
...the system's functionality. The non-functional requirement elaborates a performance characteristic of the system.
Typically non-functional requirements fall into areas such as:
Accessibility
Capacity, current and forecast
Compliance
Documentation
Disaster recovery
Efficiency
Effectiveness
Extensi...
advantage of tap method in ruby
...Although the example is essentially the same, when it showing it in longer form, one can see how using tap may be more aesthetically appealing for this case. I'll add an edit to help demonstrate.
– Rebitzele
Jul 5 '13 at 17:18
...
WebRTC - scalable live stream broadcasting / multicasting
...on't be allowed.
The problem with WebRTC is that it's data channels use a form of SRTP, where each session has own encryption key. So unless somebody "invents" or an API allows a way to share one session key between all clients, the multicast is useless.
...
Difference between json.js and json2.js
...ent the basic prototypes if they have not already been augmented.
// These forms are obsolete. It is recommended that JSON.stringify and
// JSON.parse be used instead.
if (!Object.prototype.toJSONString) {
Object.prototype.toJSONString = function (filter) {
return JSON.stringify(this, f...
How can you set class attributes from variable arguments (kwargs) in python
...pdate the __dict__ attribute (which represents the class attributes in the form of a dictionary) with the keyword arguments:
class Bar(object):
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
then you can:
>>> bar = Bar(a=1, b=2)
>>> bar.a
1
and with so...
How big can a user agent string get?
...that didn't produce any collisions. For my PHP environment I found md5 performed quickly at 2.3 seconds with no collisions. Interestingly I tried crc32 and crc32b and they also performed at 2.3 seconds with no collisions. But, because md5 has more combinations than crc32 and crc32b, md5 would like...
When creating HTML emails, should we use html, head, body tags?
...ere:
a webmail willing to show your mail as a full page, could keep your format.
a webmail will simply strip the tags and attributes it doesn't want. But you can't never know which ones.
It's easier to find (server side) components that follow format standards, and thus less error prone. Parsers n...