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Determine distance from the top of a div to top of window with javascript
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answered Mar 26 '12 at 22:05
JasperJasper
73.4k1212 gold badges142142 silver badges141141 bronze badges
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What function is to replace a substring from a string in C?
...| !rep)
return NULL;
len_rep = strlen(rep);
if (len_rep == 0)
return NULL; // empty rep causes infinite loop during count
if (!with)
with = "";
len_with = strlen(with);
// count the number of replacements needed
ins = orig;
for (count = 0; tmp = s...
Calculating how many minutes there are between two times
... you trying 'span.Minutes', this will return only the minutes of timespan [0~59], to return sum of all minutes from this interval, just use 'span.TotalMinutes'.
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Why is rbindlist “better” than rbind?
...es where one has factor and other has character type for a column (Bug #2650)
It has problems with duplicate column names
see
Warning message: in rbindlist(allargs) : NAs introduced by coercion: possible bug in data.table? (Bug #2384)
rbind.data.frame rownames can be frustrating
rbindlist ca...
Get Image size WITHOUT loading image into memory
...e operations in the source like:
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prefix = fp.read(16)
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fp.seek(0)
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but these hardly constitute reading the whole file. In fact .open simply returns a file object and the filename on success. In addition the docs say:
open(file, mode=”r”)
Opens and identifies the given ...
Django - iterate number in for loop of a template
...n use either:
{{ forloop.counter }} index starts at 1.
{{ forloop.counter0 }} index starts at 0.
In template, you can do:
{% for item in item_list %}
{{ forloop.counter }} # starting index 1
{{ forloop.counter0 }} # starting index 0
# do your stuff
{% endfor %}
More info at: for ...
Responsive website zoomed out to full width on mobile
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edited Jun 30 '17 at 16:51
Cœur
29.9k1515 gold badges166166 silver badges214214 bronze badges
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How to programmatically show next view in ViewPager?
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yprez
12.6k1010 gold badges4949 silver badges6969 bronze badges
answered Nov 12 '11 at 9:26
Vaibhav MishraVaibhav...
Convert number strings with commas in pandas DataFrame to float
...e step.
You need to set the locale first:
In [ 9]: import locale
In [10]: from locale import atof
In [11]: locale.setlocale(locale.LC_NUMERIC, '')
Out[11]: 'en_GB.UTF-8'
In [12]: df.applymap(atof)
Out[12]:
0 1
0 1200 4200.00
1 7000 -0.03
2 5 0.00
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`if __name__ == '__main__'` equivalent in Ruby
... really a good, clean way of doing this.
EDIT: Found it.
if __FILE__ == $0
foo()
bar()
end
But it's definitely not common.
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