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Using Default Arguments in a Function
I am confused about default values for PHP functions. Say I have a function like this:
12 Answers
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How do you deal with configuration files in source control?
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I use this approach, I just have a main.php.tmpl and when I checkout a new copy just copy it to main,php. I add the main.php file to the ignore list to avoid commit it by accident.
– levhita
Sep 15 '08 at 18:10
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What are fixtures in programming?
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I think PHP-unit tests have very good explaining of this:
One of the most time-consuming parts of writing tests is writing the
code to set the world up in a known state and then return it to its
original state when the test i...
Can you explain the concept of streams?
...g that can be streamed. Let's have a look at the concept of streams in the PHP manual.
a stream is a resource object which exhibits streamable behavior. That
is, it can be read from or written to in a linear fashion, and may be
able to fseek() to an arbitrary location within the stream.
Li...
count the frequency that a value occurs in a dataframe column
...oupby.html
Also value_counts() as @DSM has commented, many ways to skin a cat here
In [38]:
df['a'].value_counts()
Out[38]:
b 3
a 2
s 2
dtype: int64
If you wanted to add frequency back to the original dataframe use transform to return an aligned index:
In [41]:
df['freq'] = df.groupb...
Opposite of %in%: exclude rows with values specified in a vector
A categorical variable V1 in a data frame D1 can have values represented by the letters from A to Z. I want to create a subset D2, which excludes some values, say, B, N and T. Basically, I want a command which is the opposite of %in%
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Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
...he the solution which is answered by Igor here http://forum.nginx.org/read.php?2,1612,1627#msg-1627
Yes. Or you may combine SSL/non-SSL servers in one server:
server {
listen 80;
listen 443 default ssl;
# ssl on - remember to comment this out
}
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Recommendation for compressing JPG files with ImageMagick
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Just saying for those who using Imagick class in PHP:
$im -> gaussianBlurImage(0.8, 10); //blur
$im -> setImageCompressionQuality(85); //set compress quality to 85
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google oauth2 redirect_uri with several parameters
...t;
stateString = base64UrlEncode('{ "a" : "b" , "c" : 1 }');
This is a PHP example of base64UrlEncoding & decoding (http://en.wikipedia.org/wiki/Base64#URL_applications) :
function base64UrlEncode($inputStr)
{
return strtr(base64_encode($inputStr), '+/=', '-_,');
}
function base64UrlD...
How do I find the MySQL my.cnf location
... a MySQL command to locate the my.cnf configuration file, similar to how PHP's phpinfo() locates its php.ini ?
25 Ans...