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Should I implement __ne__ in terms of __eq__ in Python?
... right1
assert right1 != right2
assert right2 != right1
These instances, testing under Python 3, also work correctly:
assert not right_py3_1 == right_py3_2
assert not right_py3_2 == right_py3_1
assert right_py3_1 != right_py3_2
assert right_py3_2 != right_py3_1
And recall that these have __ne__...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...tarted it, created a PHP page which prints the both values, created a Java test application using URLConnection to modify the Host header and tests taught me that this is indeed (incorrectly) the case.
After first suspecting PHP and digging in some PHP bug reports regarding the subject, I learned t...
Multi-statement Table Valued Function vs Inline Table Valued Function
...mewhat like a VIEW in that it will calculate an execution plan using the latest statistics on the tables in question. A MSTVF is equivalent to stuffing the entire contents of your SELECT statement into a table variable and then joining to that. Thus, the compiler cannot use any table statistics on t...
What is the difference between g++ and gcc?
...ng dependencies on math, RTTI, and exception information. Whether a given test case links or fails will depend on the operating system and which C++ features are used by the test case, which again is why all of that knowledge is built into the g++ driver instead of being left up to the user to figu...
What is Node.js? [closed]
...tting Ruby on Rails/Node.js behind a dedicated webserver (written in C and tested to hell and back) like Nginx (or Apache / Lighttd). The webserver can efficiently serve static content, access logging, rewrite URLs, terminate SSL, enforce access rules, and manage multiple sub-services. For requests ...
Linux: copy and create destination dir if it does not exist
...
I don't think you need the test -d: mkdir -p still succeeds even if the directory already exists.
– ephemient
Oct 7 '09 at 15:33
...
Python multiprocessing PicklingError: Can't pickle
... import ProcessingPool as Pool
>>> p = Pool(4)
>>> class Test(object):
... def plus(self, x, y):
... return x+y
...
>>> t = Test()
>>> p.map(t.plus, x, y)
[4, 6, 8, 10]
>>>
>>> class Foo(object):
... @staticmethod
... def work(self, ...
Sleep until a specific time/date
...%86400 ))
under lighter shells like ash or dash.
Pure bash way, no fork!!
Tested under MacOS!
I wrote one two little functions: sleepUntil and sleepUntilHires
Syntax:
sleepUntil [-q] <HH[:MM[:SS]]> [more days]
-q Quiet: don't print sleep computed argument
HH Hours (minima...
Why doesn't os.path.join() work in this case?
...lute rather than relative path.
os.path.join(os.path.sep, 'home','build','test','sandboxes',todaystr,'new_sandbox')
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Python Script execute commands in Terminal
...an be achieved with the subprocess module:
for example:
import subprocess
test = subprocess.Popen(["ping","-W","2","-c", "1", "192.168.1.70"], stdout=subprocess.PIPE)
output = test.communicate()[0]
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