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How are cookies passed in the HTTP protocol?
...wing in its response header to set a cookie field.
Set-Cookie:name=value
If there is a cookie set, then the browser sends the following in its request header.
Cookie:name=value
See the HTTP Cookie article at Wikipedia for more information.
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Conveniently map between enum and int / String
...
Really and truly read the question. If you're dealing with a legacy database or external system that has defined integers that you don't want to propagate through your own code, then this is exactly one of those cases. The ordinal is an extremely fragile way t...
Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?
...ou append "Async" to the names of methods that have an
Async or async modifier.
http://msdn.microsoft.com/en-us/library/hh191443.aspx#BKMK_NamingConvention
Which doesn't even mention that your own asynchronous methods returning Task need the Async suffix, which I think we all agree they do.
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Multiple inheritance for an anonymous class
...lasses must extend or implement something, like any other Java class, even if it's just java.lang.Object.
For example:
Runnable r = new Runnable() {
public void run() { ... }
};
Here, r is an object of an anonymous class which implements Runnable.
An anonymous class can extend another class ...
Can you make just part of a regex case-insensitive?
... of your regular expression case-insensitive by using the (?i:) pattern modifier.
Modern regex flavors allow you to apply modifiers to only part of the regular expression. If you insert the modifier (?ism) in the middle of the regex, the modifier only applies to the part of the regex to the right o...
Using LIMIT within GROUP BY to get N results per group?
...table.id, yourtable.year DESC;
Please see fiddle here.
Please note that if more than one row can have the same rate, you should consider using GROUP_CONCAT(DISTINCT rate ORDER BY rate) on the rate column instead of the year column.
The maximum length of the string returned by GROUP_CONCAT is lim...
Import pandas dataframe column as string not int
...
It also seems, if you want all columns to be interpreted as strings, one can do the following: dtype = str.
– steveb
Jul 6 '17 at 18:09
...
What is the direction of stack growth in most modern systems?
...rything from my big honkin' System z at work to a puny little wristwatch.
If the CPU provides any kind of choice, the ABI / calling convention used by the OS specifies which choice you need to make if you want your code to call everyone else's code.
The processors and their direction are:
x86: d...
Sharing a result queue among several processes
...processing.Manager to manage your queue and to also make it accessible to different workers.
import multiprocessing
def worker(name, que):
que.put("%d is done" % name)
if __name__ == '__main__':
pool = multiprocessing.Pool(processes=3)
m = multiprocessing.Manager()
q = m.Queue()
...
Rails respond_with: how does it work?
...oducing more default behavior. Read actions calling to_xml/to_json for specific formats, and mutator actions providing the same as well as redirects for successful mutator actions.
There are a few opportunities to customize how responders behave, from subtle tweaks to completly overriding or exte...