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How can I split and trim a string into parts all on one line?
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edited Nov 13 '09 at 10:15
answered Nov 13 '09 at 10:10
C...
Combine two data frames by rows (rbind) when they have different sets of columns
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15
rbind.fill and bind_rows() both silently drop rownames.
– MERose
Dec 5 '17 at 16:40
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How to add two strings as if they were numbers? [duplicate]
...osPandion
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What is the effect of extern “C” in C++?
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15 Answers
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How to prevent ifelse() from turning Date objects into numeric objects
...<- fifelse(dates == '2011-01-01', dates - 1, dates)
str(dates)
# Date[1:5], format: "2010-12-31" "2011-01-02" "2011-01-03" "2011-01-04" "2011-01-05"
dplyr::if_else
From dplyr 0.5.0 release notes:
[if_else] have stricter semantics that ifelse(): the true and false arguments must be the same typ...
Resize svg when window is resized in d3.js
...0;
}
svg .rect {
fill: gold;
stroke: steelblue;
stroke-width: 5px;
}
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/5.7.0/d3.min.js"></script>
<div id="chartId"></div>
Note: Everything in the SVG image will scale with the window width. This in...
Exclude .svn directories from grep [duplicate]
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edited Jan 4 '12 at 23:52
velcrow
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answered Se...
When should we use intern method of String on String literals
...;
String s3 = "Rakesh".intern();
String s4 = new String("Rakesh");
String s5 = new String("Rakesh").intern();
if ( s1 == s2 ){
System.out.println("s1 and s2 are same"); // 1.
}
if ( s1 == s3 ){
System.out.println("s1 and s3 are same" ); // 2.
}
if ( s1 == s4 ){
System.out.println("s...
Convert hex color value ( #ffffff ) to integer value
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Karmic Coder
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answered Jan 26 '13 at 2:48
CQMCQM
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Illegal mix of collations MySQL Error
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edited Nov 6 '17 at 22:35
FreshPow
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answered Jun...