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How can I split a string into segments of n characters?
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My previous statement applies to Chromium (also, I was too late with editing the previous comment hence the new one). On Firefox it's currently "only" 30% faster on my machine, but that's still consistently better.
– Job
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How can I convert a character to a integer in Python, and viceversa?
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Use chr() and ord():
>>> chr(97)
'a'
>>> ord('a')
97
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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
...Case method:
String.prototype.charAtIsUpper = function (atpos){
var chr = this.charAt(atpos);
return /[A-Z]|[\u0080-\u024F]/.test(chr) && chr === chr.toUpperCase();
};
// usage (note: character position is zero based)
'hi There'.charAtIsUpper(3); //=> true
'BLUE CURAÇAO...
How to create strings containing double quotes in Excel formulas?
...already has VBA).
Function Quote(inputText As String) As String
Quote = Chr(34) & inputText & Chr(34)
End Function
This is from Sue Mosher's book "Microsoft Outlook Programming". Then your formula would be:
="Maurice "&Quote("Rocket")&" Richard"
This is similar to what Dave Du...
Pretty-print an entire Pandas Series / DataFrame
...pandas as pd
from io import StringIO
from tabulate import tabulate
c = """Chromosome Start End
chr1 3 6
chr1 5 7
chr1 8 9"""
df = pd.read_table(StringIO(c), sep="\s+", header=0)
print(tabulate(df, headers='keys', tablefmt='psql'))
+----+--------------+---------+-------+
| | Chromosome | S...
Converting any string into camel case
... answered Jun 4 '10 at 0:03
Christian C. SalvadóChristian C. Salvadó
688k171171 gold badges886886 silver badges826826 bronze badges
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Ruby optional parameters
... answered May 1 '09 at 16:21
Chris BunchChris Bunch
78.1k3535 gold badges119119 silver badges123123 bronze badges
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What are file descriptors, explained in simple terms?
...170960 137156 /lib/x86_64-linux-gnu/ld-2.27.so
sleep 14726 root 0u CHR 136,6 0t0 9 /dev/pts/6
sleep 14726 root 1u CHR 136,6 0t0 9 /dev/pts/6
sleep 14726 root 2u CHR 136,6 0t0 9 /dev/pts/6
The 4-th column FD and the very next column TYPE cor...
PHP function to generate v4 UUID
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function guidv4($data)
{
assert(strlen($data) == 16);
$data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0100
$data[8] = chr(ord($data[8]) & 0x3f | 0x80); // set bits 6-7 to 10
return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
}
echo guidv...
Trimming a huge (3.5 GB) csv file to read into R
...ate Year Quarter Segment `Sub-Segment` `Sub-Sub-Segment` GDP
* <chr> <chr> <int> <int> <chr> <chr> <chr> <dbl>
1 Ada County NC 2009 4 FIRE Financial Banks 801
2 Ada County NC 2010 ...