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\d is less efficient than [0-9]
...
Gives new timings:
Regex \d took 00:00:00.1355787 result: 5077/10000
Regex [0-9] took 00:00:00.1360403 result: 5077/10000 100.34 % of first
Regex [0123456789] took 00:00:00.1362112 result: 5077/10000 100.47 % of first
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Difference between res.send and res.json in Express.js
... send another type. For example:
This will return a JSON number.
res.json(100)
This will return a status code and issue a warning to use sendStatus.
res.send(100)
If your argument is not a JSON object or array (null,undefined,boolean,string), and you want to ensure it is sent as JSON, use res.jso...
How to dump a table to console?
... ["depth6"] = { ["depth7"]= { ["depth8"] = { ["depth9"] = { ["depth10"] = {1000}, 900}, 800},700},600},500}, 400 }, 300}, 200}, 100},
["ted"] = {true,false,"some text"},
"string2",
[function() return end] = function() return end,
75
}
print_table(t)
Output:
{
[1] = 'string1',...
Setting up a git remote origin
...oup/project.git # git
git remote add --track master origin user@172.16.1.100:group/project.git # git w/IP
git remote add --track master origin http://github.com/group/project.git # http
git remote add --track master origin http://172.16.1.100/group/project.git # http w/IP
git remote add --trac...
Convert string in base64 to image and save on filesystem in Python
...py850808Au", line 8, in <module> image = Image.fromstring('RGB',(100,100),decodestring(imgData)) File "/opt/local/lib/python2.5/site-packages/PIL/Image.py", line 1744, in fromstring im.fromstring(data, decoder_name, args) File "/opt/local/lib/python2.5/site-packages/PIL/Image.py", ...
Split column at delimiter in data frame [duplicate]
...would you do if it's one column within a pre-existing large dataframe with 100s of columns?
– Jeff Erickson
Aug 15 '11 at 19:04
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Efficient way to insert a number into a sorted array of numbers?
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Just as a single data point, for kicks I tested this out inserting 1000 random elements into an array of 100,000 pre-sorted numbers using the two methods using Chrome on Windows 7:
First Method:
~54 milliseconds
Second Method:
~57 seconds
So, at least on this setup, the native method does...
What is the ideal data type to use when storing latitude / longitude in a MySQL database?
.../doc.php/latlng :
Datatype Bytes Resolution
Deg*100 (SMALLINT) 4 1570 m 1.0 mi Cities
DECIMAL(4,2)/(5,2) 5 1570 m 1.0 mi Cities
SMALLINT scaled 4 682 m 0.4 mi Cities
Deg*10000 (MEDIUMINT) 6 16 m 52 ft Houses/Businesse...
What's the meaning of * (asterisk) in XAML ColumnDefinition?
...ions>
If the total width of the grid is 300 you get column widths 50, 100 and 150. If the total width of the grid is 600 you get column widths 100, 200 and 300. And so on.
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Declaration suffix for decimal type
... in C#
decimal firstMoney = 141.28m;
O/P: 141.28
decimal secondMoney = 100.00m;
O/P: 100
For more refer MSDN.
Hope helps someone.
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