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Using python “with” statement with try-except block
Is this the right way to use the python "with" statement in combination with a try-except block?:
4 Answers
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PostgreSQL: Can you create an index in the CREATE TABLE definition?
...stgreSQL supports transactional schema updates - it's a good idea to BEGIN/COMMIT around your CREATE TABLE and CREATE INDEX statements, if you want the net overall table creation to succeed or fail as a whole.
– mindplay.dk
May 20 '19 at 12:43
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How to copy from current position to the end of line in vi
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The normal-mode command to move to the end of the line is $.
You can copy to the end of the line with y$ and paste with p.
To copy/paste between different instances, you can use the system clipboard by selecting the * register, so the co...
Iterate through the fields of a struct in Go
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Find and replace string values in list
...[w.replace('[br]', '<br />') for w in words]
These are called List Comprehensions.
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How to set enum to null
... for those who already have the nullable type declared in their class and come here: myColor = (Color?)null;
– StefanJanssen
Aug 6 '19 at 13:54
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Where is nodejs log file?
...node my_app.js > my_app_log.log 2> my_app_err.log
Alternatively (recommended), you can add logging inside your application either manually or with one of the many log libraries:
winston
log4js
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How to do a join in linq to sql with method syntax?
... SomeOtherClass = soc
});
As you can see, when it comes to joins, query syntax is usually much more readable than lambda syntax.
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Crontab Day of the Week syntax
... 1 - 7 => Monday - Sunday)
↓ ↓ ↓ ↓ ↓
* * * * * command to be executed
Finally, if you want to specify day by day, you can separate days with commas, for example SUN,MON,THU will exectute the command only on sundays, mondays on thursdays.
You can read further details in...
Ruby regular expression using variable name
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