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Best way to repeat a character in C#
...tic string Repeat(this string s, int n)
{
return new String(Enumerable.Range(0, n).SelectMany(x => s).ToArray());
}
public static string Repeat(this char c, int n)
{
return new String(c, n);
}
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How do you divide each element in a list by an int?
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myInt=10
myList=[tmpList/myInt for tmpList in range(10,100,10)]
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Print a file, skipping the first X lines, in Bash [duplicate]
...tos 5.6 tail -n +1 shows the whole file and tail -n +2 skips first line. strange. The same for tail -c +<num>.
– NickSoft
Sep 1 '11 at 10:23
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Vim: faster way to select blocks of text in visual mode
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What would you do if you wanted to select the range of text matching your search; i.e: find and select (whole word) your search term?
– Daniel Park
Oct 30 '13 at 21:54
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What is the difference between precision and scale?
...ficant digits. Oracle guarantees the portability of numbers with precision ranging from 1 to 38.
Scale is the number of digits to the right (positive) or left (negative) of the decimal
point. The scale can range from -84 to 127.
In your case, ID with precision 6 means it won't accept a number wi...
What guidelines for HTML email design are there? [closed]
...IME-Version:
Content-Type:
Very strict clients will display your HTML as raw text if one or the other of these is missing. You'd be surprised how many large online vendors who should know better have screwed this up (notably, I've gotten HTML emails w/ missing MIME-Version: headers from Amazon an...
Collapse sequences of white space into a single character and trim string
...essionSearch
range:NSMakeRange(0, original.length)];
NSString *final = [squashed stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
Logging final gives
"Hello this is a long string!"
Possible alterna...
Filtering Pandas DataFrames on dates
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What if one doesn't want to filter on a date range, but on multiple datetimes ?
– Salem Ben Mabrouk
Jul 6 '18 at 8:42
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How to verify an XPath expression in Chrome Developers tool or Firefox's Firebug?
...n yellow.
Firefox (since version 75)
Since FF 75 it's possible to use raw xpath query without evaluation xpath expressions, see documentation for more info.
Firefox (prior version 75)
Either select "Web Console" from the Web Developer submenu in the
Firefox Menu (or Tools menu if you displa...
All combinations of a list of lists
...:
# product('ABCD', 'xy') --> Ax Ay Bx By Cx Cy Dx Dy
# product(range(2), repeat=3) --> 000 001 010 011 100 101 110 111
pools = map(tuple, args) * kwds.get('repeat', 1)
result = [[]]
for pool in pools:
result = [x+[y] for x in result for y in pool]
for prod in r...