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How to generate gcc debug symbol outside the build target?
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187
You need to use objcopy to separate the debug information:
objcopy --only-keep-debug "${tostr...
Float vs Decimal in ActiveRecord
...esent a Float. It's like a scientific notation for binary (something like +1.43*10^2). Because of that, it is impossible to store fractions and decimals in Float exactly.
That's why there is a Decimal format. If you do this:
irb:001:0> "%.47f" % (1.0/10)
=> "0.100000000000000005551115123125...
Express res.sendfile throwing forbidden error
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edited Sep 23 '15 at 14:12
nwinkler
43.5k1818 gold badges132132 silver badges149149 bronze badges
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How to simulate a click by using x,y coordinates in JavaScript?
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149
You can dispatch a click event, though this is not the same as a real click. For instance, it ...
How to redirect Valgrind's output to a file?
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419
valgrind --log-file="filename"
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Counting occurrences in Vim without marking the buffer changed
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166
To avoid the substitution, leave the second pattern empty, and add the “n” flag:
:%s/patt...
What is the _snowman param in Ruby on Rails 3 forms for?
...e is a hidden field named _snowman with the value of ☃ ( Unicode \x9731) showing up.
2 Answers
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How to get a vertical geom_vline to an x-axis of class date?
...I have a time series from and would like to draw a vertical line for years 1998, 2005 and 2010 for example. I tried with ggplot and qplot syntax, but still I either see no vertical line at all or the vertical line is drawn at the very first vertical grid and the whole series is shifted somewhat ...
How to use mod operator in bash?
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241
Try the following:
for i in {1..600}; do echo wget http://example.com/search/link$(($i % 5)); ...
How can I output UTF-8 from Perl?
...the "utf8" pragma, and I'm getting unexpected results. I'm using Mac OS X 10.5 (Leopard), and I'm editing with TextMate. All of my settings for both my editor and operating system are defaulted to writing files in utf-8 format.
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