大约有 40,000 项符合查询结果（耗时：0.0587秒） [XML]
How to print an exception in Python?
... instead of STDOUT, which allows for the proper output parsing/redirection/etc. I understand that the question was strictly about 'printing an error', but it seems important to point out the best practice here rather than leave out this detail that could lead to non-standard code for anyone who does...
How to sort my paws?
... the order of: Front Left, Hind Right, Front Right, Hind Left, Front Left, etc. The pattern may start with either the front left or front right paw.
If this were always the case, we could simply sort the impacts by initial contact time and use a modulo 4 to group them by paw.
However, even whe...
PostgreSQL database default location on Linux
...ostgresql/9.4/bin/postgres -D /var/lib/postgresql/9.4/main -c config_file=/etc/postgresql/9.4/main/postgresql.conf
so apparently /var/lib/postgresql/9.4/main.
share
|
improve this answer
...
java.net.URLEncoder.encode(String) is deprecated, what should I use instead?
...roduced these constants: StandardCharsets.US_ASCII, StandardCharsets.UTF_8 etc. Unfortunately, URLEncoder.encode does not accept a Charset... (but many other moethods do).
– sleske
May 29 '13 at 8:34
...
How to delete migration files in Rails 3
...ll environments it already ran (production, development, testing, staging, etc) before deleting its file. That's also why I wrote that it's safer to just create another migration to revert that old one, once it's already ran on production.
– Fábio Batista
Apr ...
How to run test methods in specific order in JUnit4?
...to maintain, will break the ability to run tests individually (obviously), etc.
That being said, if you really want to go in this direction, consider using TestNG since it supports running tests methods in any arbitrary order natively (and things like specifying that methods depends on groups of m...
What's the yield keyword in JavaScript?
...e readable, easy to delete, and no need to fiddle with indents, functions, etc.
An interesting observation is that in this example, yield is actually just a keyword you can put before a function with a callback.
function* main() {
console.log(yield function(cb) { cb(null, "Hello World") })
}
W...
is there a css hack for safari only NOT chrome?
... by posting a comment about it, Post Your Browser and Device (MacBook/IPad/etc... with both browser and OS version numbers!)
Claiming none of these work is not accurate (and actually not even possible.) Many of these are not really 'hacks' but code built into versions of Safari by Apple. More info i...
How to execute a Python script from the Django shell?
...
I ended up doing sys.path.append(os.getcwd()), it works when I am inside my project directory, my DJANGO_SETTINGS_MODULE is correct and I try to run a script that import models, views, etc.
– Danilo Cabello
Jul 11 '14 at 16...
The difference between fork(), vfork(), exec() and clone()
...ch data structures (memory space, processor state, stack, PID, open files, etc) are shared or not.
share
|
improve this answer
|
follow
|
...