大约有 40,000 项符合查询结果（耗时：0.0442秒） [XML]
Docker - a way to give access to a host USB or serial device?
...er... Here are details stackoverflow.com/questions/37213812 of my problem. Appreciate of any help! Thanks.
– kashesandr
May 19 '16 at 20:36
1
...
C++ preprocessor __VA_ARGS__ number of arguments
...re however you have a macro implementation that does the count:
#define PP_NARG(...) \
PP_NARG_(__VA_ARGS__,PP_RSEQ_N())
#define PP_NARG_(...) \
PP_ARG_N(__VA_ARGS__)
#define PP_ARG_N( \
_1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
_11,_12,_13,_14,_15,_16,_17,_18,_...
Why would you ever implement finalize()?
... Only use if you need that "belt and suspenders" safety in a long-running app.
I see that as of Java 9, Object.finalize() is deprecated! They point us to java.lang.ref.Cleaner and java.lang.ref.PhantomReference as alternatives.
...
Medium-size Clojure sample application?
Is there a medium-sized Clojure sample application that could be used as a "best-practices" example, and a good way to see what such an application would look like in terms of code and code organization? A web application would be particularly interesting to me, but most important is that the progra...
Optional Parameters with C++ Macros
...id PrintString(const char* message, int size, int style)
{
}
#define PRINT_STRING_1_ARGS(message) PrintString(message, 0, 0)
#define PRINT_STRING_2_ARGS(message, size) PrintString(message, size, 0)
#define PRINT_STRING_3_ARGS(message, size, style) PrintString(message, size, styl...
If using maven, usually you put log4j.properties under java or resources?
...ng properties with the jar but instead leave it to the client (for example app-server, stage environment, etc) to configure the desired logging. Thus, putting it in src/test/resources is my preferred solution.
Note: Speaking of leaving the concrete log config to the client/user, you should consider...
How to use the CancellationToken property?
...ways need to handle cancellation by yourself - exit from method when it is appropriate time to exit (so that your work and data is in consistent state)
UPDATE: I prefer not writing while (!cancelToken.IsCancellationRequested) because often there are few exit points where you can stop executing safe...
Using an SSH keyfile with Fabric
...os.environ['PRIVATE_KEY_TO_HOST']
})
ctx.CONNS = conns
ctx.APP_SERVICE_NAME = 'google'
@task
def stop(ctx):
for conn in ctx.CONNS:
conn.sudo('supervisorctl stop ' + ctx.APP_SERVICE_NAME)
and run it with fab or fab2:
fab staging stop
...
Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
...
For anyone running into this with a Rails app: you can specify the host in database.yml.
– dwhalen
Jul 18 '13 at 17:20
12
...
Overloading Macro on Number of Arguments
...
Simple as:
#define GET_MACRO(_1,_2,_3,NAME,...) NAME
#define FOO(...) GET_MACRO(__VA_ARGS__, FOO3, FOO2)(__VA_ARGS__)
So if you have these macros:
FOO(World, !) # expands to FOO2(World, !)
FOO(foo,bar,baz) # expands to FOO3(foo,bar...