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d3 axis labeling
How do I add text labels to axes in d3?
6 Answers
6
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PHP validation/regex for URL
...)\[\]{},;"\':<]|\.\s|$)#i',
"'<a href=\"$1\" target=\"_blank\">$3</a>$4'",
$text
);
Most of the random junk at the end is to deal with situations like http://domain.com. in a sentence (to avoid matching the trailing period). I'm sure it could be cleaned up but since it worked. I...
How do you delete a column by name in data.table?
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Any of the following will remove column foo from the data.table df3:
# Method 1 (and preferred as it takes 0.00s even on a 20GB data.table)
df3[,foo:=NULL]
df3[, c("foo","bar"):=NULL] # remove two columns
myVar = "foo"
df3[, (myVar):=NULL] # lookup myVar contents
# Method 2a -- A saf...
Fastest way to extract frames using ffmpeg?
...e frames uncompressed as BMP images:
ffmpeg -i file.mpg -r 1/1 $filename%03d.bmp
This also has the advantage of not incurring more quality loss through quantization by transcoding to JPEG. (PNG is also lossless but tends to take much longer than JPEG to encode.)
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Remove first element from $@ in bash [duplicate]
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answered Apr 23 '10 at 19:29
AmberAmber
421k7070 gold badges575575 silver badges516516 bronze badges
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Process escape sequences in a string in Python
...decoded_string = bytes(myString, "utf-8").decode("unicode_escape") # python3
>>> decoded_string = myString.decode('string_escape') # python2
>>> print(decoded_string)
spam
eggs
Don't use the AST or eval. Using the string codecs is much safer.
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
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13 Answers
13
Active
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How to remove part of a string? [closed]
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If you're specifically targetting "11223344", then use str_replace:
// str_replace($search, $replace, $subject)
echo str_replace("11223344", "","REGISTER 11223344 here");
share
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How to check if PHP array is associative or sequential?
... community wiki
11 revs, 9 users 32%Mark Amery
34
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How to get Bitmap from an Uri?
...onverted on Url ?
– dharam
Jun 27 '13 at 10:20
7
I don't understand how this is the selected answ...