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Re: st: -capture noisily- shorthand
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: -capture noisily- shorthand
Date
Mon, 14 Jan 2013 12:55:13 +0000
But that will work only as a prefix to single-line commands. The local
macro route is the way to go.
Nick
On Mon, Jan 14, 2013 at 12:52 PM, Nick Cox <[email protected]> wrote:
> You could write your own program -cn-. I am not encouraging you to do
> so, but it's simple.
>
> program cn
> * no version number
> capture noisily `0'
> end
>
> Nick
>
> On Mon, Jan 14, 2013 at 12:47 PM, annoporci <[email protected]> wrote:
>>> In practice, experienced Stata programmers don't use them
>>
>>
>>> In practice, I would use a local macro for this purpose.
>>
>>
>> Thanks Nick, will do!
>>
>>
>>
>>> I see no case for allowing the abbreviated command -cn-, as it is too
>>> cryptic.
>>
>>
>> yes, it sort of sounds a little bit like a shorthand for "China" (which is
>> where I live by the way).
>>
>> Thanks Nick for your instant reply,
>>
>> Patrick.
>>
>> ----
>> Patrick Toche.
>>
>>
>>
>>
>>
>>
>> On Mon, 14 Jan 2013 20:35:38 +0800, Nick Cox <[email protected]> wrote:
>>
>>> The problem with global macros is that this definition might clash
>>> with other definitions used in other programs.
>>>
>>> In practice, experienced Stata programmers don't use them unless
>>> really needed, for precisely this reason, so your main risk is that
>>> you forget about this definition when also using different code of
>>> your own.
>>>
>>> In practice, I would use a local macro for this purpose. This is more
>>> a matter of style than anything else.
>>>
>>> I see no case for allowing the abbreviated command -cn-, as it is too
>>> cryptic.
>>>
>>> Nick
>>>
>>> On Mon, Jan 14, 2013 at 12:27 PM, annoporci <[email protected]> wrote:
>>>
>>>> I want to systematically use -capture noisily- throughout a do-file with
>>>> multiple loops (as some fail).
>>>>
>>>> The shortest form for it is -cap n-
>>>>
>>>> Not bad. However, I thought it would be neater to have something even
>>>> shorter, say -cn-. Unfortunately that's an "unrecognized command"
>>>> (implemented in a future version of Stata maybe?)
>>>>
>>>> I defined a macro to store "capture noisily" and repeatedly use the
>>>> macro.
>>>> See the example code below.
>>>>
>>>> I used a "global" macro so that I could use the dollar sign in front of
>>>> it
>>>> -- easy to type and remember.
>>>>
>>>> The trick seems to work, but is it an acceptable practice? any pitfalls?
>>>>
>>>> many thanks.
>>>>
>>>> --
>>>> Patrick Toche.
>>>>
>>>>
>>>> /// Different ways of preceding a command with -capture noisily-
>>>>
>>>> clear all
>>>>
>>>> sysuse auto
>>>>
>>>> capture noisily regress price mpg rep78
>>>>
>>>> cap n reg price mpg rep78
>>>>
>>>> cap n reg price mpg rep79
>>>>
>>>> global cn "capture noisily"
>>>>
>>>> $cn reg price mpg rep78
>>>>
>>>> $cn reg price mpg rep79
>>>>
>>>> regress price mpg rep78
>>>
>>> *
>>>
>>> * For searches and help try:
>>> * http://www.stata.com/help.cgi?search
>>> * http://www.stata.com/support/faqs/resources/statalist-faq/
>>> * http://www.ats.ucla.edu/stat/stata/
>>
>>
>>
>> --
>> Patrick Toche.
>>
>> *
>> * For searches and help try:
>> * http://www.stata.com/help.cgi?search
>> * http://www.stata.com/support/faqs/resources/statalist-faq/
>> * http://www.ats.ucla.edu/stat/stata/
*
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