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Why doesn't os.path.join() work in this case?
... some kind of a reference point like
os.environ['HOME'] or os.path.dirname(__file__).
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How to create abstract properties in python abstract classes
... (python docs):
class C(ABC):
@property
@abstractmethod
def my_abstract_property(self):
...
Python 2: (python docs)
class C(ABC):
@abstractproperty
def my_abstract_property(self):
...
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Generating a PNG with matplotlib when DISPLAY is undefined
...'/matplotlibrc (as an example, seehttp://matplotlib.org/faq/troubleshooting_faq.html#locating-matplotlib-config-dir). See also matplotlib.org/users/customizing.html, which has an example config file at the bottom of the page. Find "agg" on that page and you'll see the config option you need.
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
I have a Spring MVC web app which uses Spring Security. I want to know the username of the currently logged in user. I'm using the code snippet given below . Is this the accepted way?
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How to get the name of a function in Go?
... log with file and line.
func Debug(format string, a ...interface{}) {
_, file, line, _ := runtime.Caller(1)
info := fmt.Sprintf(format, a...)
log.Printf("[cgl] debug %s:%d %v", file, line, info)
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Reading InputStream as UTF-8
...BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
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Display names of all constraints for a table in Oracle SQL
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You need to query the data dictionary, specifically the USER_CONS_COLUMNS view to see the table columns and corresponding constraints:
SELECT *
FROM user_cons_columns
WHERE table_name = '<your table name>';
FYI, unless you specifically created your table with a lower case ...
How do I automatically sort a has_many relationship in Rails?
...e fetching data in the first place and which Ruby you're using to run your app.
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How to test if a string is basically an integer in quotes using Ruby
I need a function, is_an_integer , where
20 Answers
20
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How do I ignore files in a directory in Git?
...pattern as a shell glob suitable for consumption by fnmatch(3) with the FNM_PATHNAME flag: wildcards in the pattern will not match a / in the pathname. For example, Documentation/*.html matches Documentation/git.html but not Documentation/ppc/ppc.html or tools/perf/Documentation/perf.html.
A leading...