大约有 31,280 项符合查询结果（耗时：0.0405秒） [XML]
How to avoid reinstalling packages when building Docker image for Python projects?
...ase
WORKDIR /srv
ADD ./requirements.txt /srv/requirements.txt
RUN pip install -r requirements.txt
ADD . /srv
RUN python setup.py install
ENTRYPOINT ["run_server"]
Docker will use cache during pip install as long as you do not make any changes to the requirements.txt, irrespective of the fact whet...
SimpleTest vs PHPunit
...here again even so I already did it on some other (newer) questions.
I'm really really baffled that SimpleTest still is considered an alternative to phpunit. Maybe i'm just misinformed but as far as I've seen:
PHPUnit is the standard; most frameworks use it (like Zend Framework (1&2), Cake, Aga...
Differences in boolean operators: & vs && and | vs ||
...)){
}
"Short-circuiting" means the operator does not necessarily examine all conditions. In the above examples, && will examine the second condition only when a is not null (otherwise the whole statement will return false, and it would be moot to examine following conditions anyway), so th...
Difference between Git and GitHub
... Also, you don't have to use a remote service like github if all you want is version control - local git is just fine for that. Remote repositories are for backup and collaboration.
– Thilo
Nov 10 '12 at 11:42
...
How to call function from another file in go language?
I want to call function from another file in go lang, can any one help?
4 Answers
4
...
Warning message: In `…` : invalid factor level, NA generated
...
Here is a flexible approach, it can be used in all cases, in particular:
to affect only one column, or
the dataframe has been obtained from applying previous operations (e.g. not immediately opening a file, or creating a new data frame).
First, un-factorize a stri...
Check if OneToOneField is None in Django
... Thank you for this solution. Unfortunately, this doesn't work all the time. In case you want to work with select_related() now or in the future -- or maybe even to be sure you also handle other sorts of magic which may happen elsewhere -- you have to extend the test as follows: if hasat...
Hash function that produces short hashes?
...m that's strong against intentional modification, I've found an algorithm called adler32 that produces pretty short (~8 character) results. Choose it from the dropdown here to try it out:
http://www.sha1-online.com/
share
...
Case insensitive searching in Oracle
...
Since 10gR2, Oracle allows to fine-tune the behaviour of string comparisons by setting the NLS_COMP and NLS_SORT session parameters:
SQL> SET HEADING OFF
SQL> SELECT *
2 FROM NLS_SESSION_PARAMETERS
3 WHERE PARAMETER IN ('NLS_COMP', ...
Testing Abstract Classes
...ted, you need means to UT the concrete methods of abstract classes.
Personally, I use PHPUnit, and it has so called stubs and mock objects to help you testing this kind of things.
Straight from PHPUnit manual:
abstract class AbstractClass
{
public function concreteMethod()
{
retur...