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How can I format patch with what I stash away
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@silverburgh you can restrict the set of files patched using the "--exclude" and "--include" params of git apply.
– Kelvin
Aug 16 '11 at 19:24
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When should I use require() and when to use define()?
...efine'd module, or outside it? If it is used inside a module, why not just set the requirements in the module definition rather than use require?
– Petri
Jan 28 '14 at 6:48
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How is attr_accessible used in Rails 4?
...ams
params.require(:person).permit(:name, :age)
end
end
No need to set attr_accessible in the model anymore.
Dealing with accepts_nested_attributes_for
In order to use accepts_nested_attribute_for with strong parameters, you will need to specify which nested attributes should be whiteliste...
Count number of matches of a regex in Javascript
...roblems. Start with an input string like this:
'12-2-2019 5:1:48.670'
and set up Paolo's function like this:
function count(re, str) {
if (typeof re !== "string") {
return 0;
}
re = (re === '.') ? ('\\' + re) : re;
var cre = new RegExp(re, 'g');
return ((str || '').matc...
How to use MySQL DECIMAL?
...lanation to give you an idea of how it works.
Suppose that your column is set to be DECIMAL(13,4). This means that the column will have a total size of 13 digits where 4 of these will be used for precision representation.
So, in summary, for that column you would have a max value of: 999999999.999...
Python - abs vs fabs
...wo runs under different system loads. Though when compared within the same set of tests, the relative difference is still valid. Also, thanks for pointing out the namespace difference -- I didn't consider that. I haven't tried it on 3.2, but that's good to know! I will update my answer with your sug...
How to use the 'sweep' function
...as per @James King's example.
Here's another based on a current project:
set.seed(1)
## 2x2x2 array
a1 <- array(as.integer(rnorm(8, 10, 5)), dim=c(2, 2, 2))
## 'element-wise' sum of matrices
## weights = 1
rowSums(a1, dims=2)
## weights
w1 <- c(3, 4)
## a1[, , 1] * 3; a1[, , 2] * 4
a1 <-...
How to list files in a directory in a C program?
...irectory, and although they are "directories" they have the dir->d_type set to DT_REG. Also, I dont seem to get all the files... Is there a more comprehensive "directory scanner" code somewhere? Maybe some poor-mans implementation of "ls" ? I need this on Mac - OS-X
– Motti ...
Where does Chrome store extensions?
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For older versions of windows (2k, 2k3, xp)
"%Userprofile%\Local Settings\Application Data\Google\Chrome\User Data\Default\Extensions"
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How to identify platform/compiler from preprocessor macros?
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__APPLE__ is set for both OS X and iOS. You can #include <TargetConditionals.h> inside #ifdef __APPLE__, which then gives you a TARGET_OS_IPHONE #define.
– Ted Mielczarek
Aug 18 '11 at 11:51
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