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How to check if a variable is an integer in JavaScript?
...the === operator (strict equality) as below,
if (data === parseInt(data, 10))
alert("data is integer")
else
alert("data is not an integer")
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Bash Script: count unique lines in file
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306
You can use the uniq command to get counts of sorted repeated lines:
sort ips.txt | uniq -c
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How to convert ASCII code (0-255) to its corresponding character?
How can I convert, in Java, the ASCII code (which is an integer from [0, 255] range) to its corresponding ASCII character?
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Are default enum values in C the same for all compilers?
...ng an enum as shown below, do all C compilers set the default values as x=0 , y=1 , and z=2 on both Linux and Windows systems?
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figure of imshow() is too small
...'t need an equal aspect you can set aspect to auto
imshow(random.rand(8, 90), interpolation='nearest', aspect='auto')
which gives the following figure
If you want an equal aspect ratio you have to adapt your figsize according to the aspect
fig, ax = subplots(figsize=(18, 2))
ax.imshow(random....
Remove a string from the beginning of a string
...gex:
$prefix = 'bla_';
$str = 'bla_string_bla_bla_bla';
if (substr($str, 0, strlen($prefix)) == $prefix) {
$str = substr($str, strlen($prefix));
}
Takes: 0.0369 ms (0.000,036,954 seconds)
And with:
$prefix = 'bla_';
$str = 'bla_string_bla_bla_bla';
$str = preg_replace('/^' . preg_quote($p...
Reducing the space between sections of the UITableView
...15 pixels between every single section I have. I did already try to return 0 for -tableView:heightForFooterInSection: and -tableView:heightForHeaderInSection: but that doesn't change anything.
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GroupBy pandas DataFrame and select most common value
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10 Answers
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Can someone explain this 'double negative' trick? [duplicate]
...ue.
The "falsey" values are:
false
NaN
undefined
null
"" (empty string)
0
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Make xargs handle filenames that contain spaces
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280
The xargs command takes white space characters (tabs, spaces, new lines) as delimiters.
You can ...