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Javascript split regex question
....,\/ -]/)
Although dashes have special meaning in character classes as a range specifier (ie [a-z] means the same as [abcdefghijklmnopqrstuvwxyz]), if you put it as the last thing in the class it is taken to mean a literal dash and does not need to be escaped.
To explain why your pattern didn't w...
Image resizing client-side with JavaScript before upload to the server
...ient:
You will have only 8bits per channel (jpeg can have better dynamic range, about 12 bits). If you don't upload professional photos, that should not be a problem.
Be careful about resize algorithm. The most of client side resizers use trivial math, and result is worse than it could be.
You may...
How to estimate a programming task if you have no experience in it [closed]
... rear up at the most inopportune times and bite you in the arse. Provide a range for the estimate with justification based on the risks you anticipate.
Offer to adjust the estimate and certain milestones along the way. Any unknown unknowns will become known unknowns, the known unknowns should beco...
Resize svg when window is resized in d3.js
...width = width - margin.left - margin.right;
// resize the chart
x.range([0, width]);
d3.select(chart.node().parentNode)
.style('height', (y.rangeExtent()[1] + margin.top + margin.bottom) + 'px')
.style('width', (width + margin.left + margin.right) + 'px');
chart.sel...
Else clause on Python while statement
...rather than just one.
for k in [2, 3, 5, 7, 11, 13, 17, 25]:
for m in range(2, 10):
if k == m:
continue
print 'trying %s %% %s' % (k, m)
if k % m == 0:
print 'found a divisor: %d %% %d; breaking out of loop' % (k, m)
break
else:
...
How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
...t empty strings ('') to 0, but not other "invalid input syntax" or "out of range" input:
CREATE OR REPLACE FUNCTION convert_to_int(text)
RETURNS int AS
$func$
BEGIN
IF $1 = '' THEN -- special case for empty string like requested
RETURN 0;
ELSE
RETURN $1::int;
END IF;
EXCEPT...
How to configure the web.config to allow requests of any length
...maxQueryStringLength defaults to 2048.
More about it here:
Expanding the Range of Allowable URLs
I tried setting it in <system.webServer> as @MattVarblow suggests, but it didn't work... and this is because I'm using IIS Express (based on IIS 8) on my dev machine with Windows 8.
When I de...
How to remove certain characters from a string in C++?
...
Here is a different solution for anyone interested. It uses the new For range in c++11
string str("(555) 555-5555");
string str2="";
for (const auto c: str){
if(!ispunct(c)){
str2.push_back(c);
}
}
str = str2;
//output: 555 5555555
cout<<str<<endl;
...
PHP Regex to check date is in YYYY-MM-DD format
...fail validation:
2015-02-29
2015-04-31
1900-02-29
1999-01-32
2015-02-00
Range:
We'll test for dates from 1st Jan 1000 to 31st Dec 2999. Technically the currently used Gregorian calendar only came into use in 1753 for the British Empire and at various years in the 1600s for countries in Europe, ...
Convert list of dictionaries to a pandas DataFrame
...s from data2 above, you can use:
rows_to_select = {0, 2}
for i in reversed(range(len(data2))):
if i not in rows_to_select:
del data2[i]
pd.DataFrame(data2)
# pd.DataFrame.from_dict(data2)
# pd.DataFrame.from_records(data2)
A B C D E
0 5.0 NaN 3 3.0 NaN
1 NaN 4.0 ...