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Catch multiple exceptions in one line (except block)
...e variable if you have long exception handling or your IDE only highlights selections larger than that, as mine does.) The instance has an args attribute. Here is an example:
import sys
try:
mainstuff()
except (KeyboardInterrupt, EOFError) as err:
print(err)
print(err.args)
sys.ex...
How to stop tracking and ignore changes to a file in Git?
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@SupawatPusavanno to see which files you previously selected for assume-unchanged or skip-worktree look at this answer stackoverflow.com/questions/42363881/… -- it uses grep and git ls-files
– Ryan Taylor
Sep 19 '17 at 17:15
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Configure IIS Express for external access to VS2010 project
...your IIS Express app is by clicking on the tray icon, listing all apps and selecting your. The path to the config file will be written below. My was in .vs\config
– evilkos
Oct 4 '15 at 17:33
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How accurate is python's time.sleep()?
...ailable), and sleep() will
accept a time with a nonzero fraction
(Unix select is used to implement
this, where available).
And more specifically w.r.t. sleep():
Suspend execution for the given number
of seconds. The argument may be a
floating point number to indicate a
more precise...
remove legend title in ggplot
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Since you may have more than one legends in a plot, a way to selectively remove just one of the titles without leaving an empty space is to set the name argument of the scale_ function to NULL, i.e.
scale_fill_discrete(name = NULL)
(kudos to @pascal for a comment on another thread)
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Nullable Foreign Key bad practice?
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Using NULL would be a good way to clean up incomplete orders:
SELECT * FROM `orders`
WHERE `started_time` < (UNIX_TIMESTAMP() + 900) AND `customer_id` IS NULL
The above would show orders older than 15 minutes without a related customer ID.
...
How do I merge changes to a single file, rather than merging commits?
...to merge only 2 from B to A. Regular merge would merge all 4, here you can select. This may look as they were overridden because B contains essentially newer files. You need to support your experience with some evidence.
– Pawel Cioch
Nov 12 '19 at 19:27
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JavaScript function to add X months to a date
...Good catch, tad. I'm surprised that I didn't see that. Note that the T-SQL select DATEADD (month , 1, '2011-10-31') yields '2011-11-30', which to me is reasonable. I got 10 up votes with a bad answer. Cool. :-)
– Chad
Nov 26 '11 at 3:53
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Is it possible to use jQuery to read meta tags
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For select twitter meta name , you can add a data attribute.
example :
meta name="twitter:card" data-twitterCard="" content=""
$('[data-twitterCard]').attr('content');
...
Inheriting constructors
... constructors, if you write this, you inherit all of them. To inherit only selected ones you need to write the individual constructors manually and call the base constructor as needed from them.
Historically constructors could not be inherited in the C++03 standard. You needed to inherit them manua...