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Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
...tes the function has not modified the "outside" array that was passed as a parameter : it's passed as a copy, and not a reference.
If you want it passed by reference, you'll have to modify the function, this way :
function my_func(& $a) {
$a[] = 30;
}
And the output will become :
array
...
CURL alternative in Python
...dler, Request, build_opener
from urllib import urlencode
def curl(url, params=None, auth=None, req_type="GET", data=None, headers=None):
post_req = ["POST", "PUT"]
get_req = ["GET", "DELETE"]
if params is not None:
url += "?" + urlencode(params)
if req_type not in post_req + get_re...
How to get the concrete class name as a string? [duplicate]
...c={
int:lambda x: x*2,
str:lambda s:'(*(%s)*)'%s
}
def transform (param):
print typefunc[type(param)](param)
transform (1)
>>> 2
transform ("hi")
>>> (*(hi)*)
here typefunc is a dict that maps a function for each type. transform gets that function and applies it to ...
Converting an array to a function arguments list [duplicate]
...ly()
spread "..." operator (not to be confused with the related rest "..." parameters operator: it's good to read up on both!)
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Naming cookies - best practices [closed]
...ld be something that avoids naming conflicts with arbitrary _GET and _POST params you might be using, since _REQUEST wraps all three global arrays (!), with precedence depending on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring p...
Random Gaussian Variables
...
@hofnarwillie stdDev is the scale parameter of the normal distribution, which can be any positive number. The larger it is, the more disperse the generated numbers will be. For a standard normal distribution use parameters mean=0 and stdDev=1.
...
Simplest PHP example for retrieving user_timeline with Twitter API version 1.1
...e using the "blocks" URL like the one above, I can pass the following POST parameters:
/** POST fields required by the URL above. See relevant docs as above **/
$postfields = array(
'screen_name' => 'usernameToBlock',
'skip_status' => '1'
);
Now that you've set up what you want to do...
How do you pass multiple enum values in C#?
...' C# code I see a method that will accept multiple enum values in a single parameter. I always thought it was kind of neat, but never looked into it.
...
How to convert image to byte array
...kind of serialization / deserialization.
/// </summary>
/// <param name="theImage">Image object, must be convertable to PNG format</param>
/// <returns>byte array image of a PNG file containing the image</returns>
public static byte[] CopyImageToByteArray(Image...
Can I bind an array to an IN() condition?
... yes, that would be a problem. but in this case you could create named parameters instead of ?'s.
– stefs
May 28 '09 at 13:31
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