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Read specific columns from a csv file with csv module?
...s['street'])
With a file like
name,phone,street
Bob,0893,32 Silly
James,000,400 McHilly
Smithers,4442,23 Looped St.
Will output
>>>
['Bob', 'James', 'Smithers']
['0893', '000', '4442']
['32 Silly', '400 McHilly', '23 Looped St.']
Or alternatively if you want numerical indexing for ...
How do I convert a column of text URLs into active hyperlinks in Excel?
...
This worked well for me, granted I had about 50,000 links in a spread sheet that needed updating and had to do it in chunks or excel would crash.
– ATek
Jun 15 '15 at 22:06
...
How do I select the “last child” with a specific class name in CSS? [duplicate]
...use to set any CSS property you want, like so:
ul li.list {
color: #FF0000;
}
ul li.list.last {
background-color: #000;
}
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How do I get whole and fractional parts from double in JSP/Java?
...bits = Double.doubleToLongBits(3.25);
boolean isNegative = (bits & 0x8000000000000000L) != 0;
long exponent = (bits & 0x7ff0000000000000L) >> 52;
long mantissa = bits & 0x000fffffffffffffL;
sh...
Sql Server string to date conversion
...
SQL Server (2005, 2000, 7.0) does not have any flexible, or even non-flexible, way of taking an arbitrarily structured datetime in string format and converting it to the datetime data type.
By "arbitrarily", I mean "a form that the person who ...
Determine the number of lines within a text file
...unt the carriage returns/line feeds. I believe in unicode they are still 0x000D and 0x000A respectively. that way you can be as efficient or as inefficient as you want, and decide if you have to deal with both characters or not
...
I do not want to inherit the child opacity from the parent in CSS
... .bar{
opacity:0.2;
background-color:#000;
z-index:3;
position:absolute;
top:0;
left:0;
}
.text{
color:#fff;
}
Output:--
the Text is not ...
Fastest way to check if a file exist using standard C++/C++11/C?
...
Well I threw together a test program that ran each of these methods 100,000 times, half on files that existed and half on files that didn't.
#include <sys/stat.h>
#include <unistd.h>
#include <string>
#include <fstream>
inline bool exists_test0 (const std::string& na...
Can I change the fill color of an svg path with CSS?
... it won't work. For example, to change the background color you use fill: #000; instead of background: #000;.
– Ricardo Zea
Oct 25 '17 at 3:29
...
Convert PDF to image with high resolution
...pdfimages fileName.pdf fileName # save in .ppm format
$ convert fileName-000.ppm fileName-000.png
this generate the best and smallest result file.
Note: For lossy JPG embedded images, you had to use -j:
$ pdfimages -j fileName.pdf fileName # save in .jpg format
With recent poppler you can ...