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Uninstall all installed gems, in OSX?
...
Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x includes executables
Rubgems < 2.1.0
for i in `gem list --no-versions`; do gem uninstall -aIx $i; done
...
Your build failed due to an error in the AAPT stage, not because of an...
...文导致的，换成英文的就ok，这个问题先记录下来，后续fun23.cn平台可以解决。
----------------以下是参考资料-----------
需要注意的事项：该项目已超过 30MB 的最大大小该项目已超出建议的最大 10 个屏幕该项目有一个包含过多文...
How to read data when some numbers contain commas as thousand separator?
...tomatically. First create a new class definition, then create a conversion function and set it as an "as" method using the setAs function like so:
setClass("num.with.commas")
setAs("character", "num.with.commas",
function(from) as.numeric(gsub(",", "", from) ) )
Then run read.csv like:
...
Why does PHP consider 0 to be equal to a string?
...r, which will check the type and will not implicitly typecast.
P.S: a PHP fun fact: a == b does not imply that b == a. Take your example and reverse it: if ("e" == $item['price']) will never actually be fulfilled provided that $item['price'] is always an integer.
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How to update a plot in matplotlib?
... the units in the time scale (x-axis) and then I recalculate and call this function plots() . I want the plot to simply update, not append another plot to the figure.
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Split comma-separated strings in a column into separate rows
..., "B", "B", "B", "B", "A")
library(data.table)
library(magrittr)
Define function for benchmark runs of problem size n
run_mb <- function(n) {
# compute number of benchmark runs depending on problem size `n`
mb_times <- scales::squish(10000L / n , c(3L, 100L))
cat(n, " ", mb_times, "...
Can't start site in IIS (use by another process)
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It's fun when Microsoft products fight... until you have to keep restarting your computer when you realise it's happened again for some unknown reason and haven't the energy to figure out what causes it (until now). Seriously, so ...
Import PEM into Java Key Store
....generateCertificate(new ByteArrayInputStream(certBytes));
}
}
Have fun.
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How do I grab an INI value within a shell script?
....} ) # set section prefix
ini=( ${ini[*]/%\\]/ \(} ) # convert text2function (1)
ini=( ${ini[*]/=/=\( } ) # convert item to array
ini=( ${ini[*]/%/ \)} ) # close array parenthesis
ini=( ${ini[*]/%\\ \)/ \\} ) # the multiline trick
ini=( ${ini[*]/%\( \)/\(\) \{} ) # conv...
What does the PHP error message “Notice: Use of undefined constant” mean?
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@BrianWhite Fun fact, when proposing to deprecate this functionality, I could find no evidence that it was ever officially encouraged, and only beta releases of PHP 3.0 included the behaviour without the notice, so it appears to be backw...