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How can I make a time delay in Python? [duplicate]
...face, sleep() won't do the job - use after() instead: tkinter.Tk.after(yourrootwindow,60000) or yourrootwindow.after(60000)
– DonGru
Aug 3 '17 at 10:41
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Select records from NOW() -1 Day
Is there a way in a MySQL statement to order records (through a date stamp) by >= NOW() -1 so all records from the day before today to the future are selected?
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PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL
...functions as the signature is part of the function name. Granted, I have a MySQL background and am not that familiar with Postgres.
However, pg_dump allows you to dump just the schema and this contains the ALTER xxx OWNER TO yyy; statements you need. Here is my bit of shell magic on the topic
pg_d...
What is the optimal length for an email address in a database?
... then you can/must use a VARCHAR(254) to store an email address.
Note: In MySQL at least, a column declared as VARCHAR whit less or equal than 255 octets will be all stored as 1 byte + length (the 1 is to store the length) so no space is gained if used a lower limit.
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Java: Subpackage visibility?
...o this in IntelliJ, my source tree looks like this:
src // source root
- odp
- proj // .java source here
- test // test root
- odp
- proj // JUnit or TestNG source here
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How to restart a rails server on Heroku?
...eroku restart -a app_name -r remote_name
Alternatively if you are in the root directory of your rails application you can just type
heroku restart
to restart that app and and you can create an easy alias for that with
alias hr='heroku restart'`
You can place these aliases in your .bashrc fil...
How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
...se engine. However, this can be a very dangerous operation if you delete a root entity by mistake.
Conclusion
The advantage of the JPA cascade and orphanRemoval options is that you can also benefit from optimistic locking to prevent lost updates.
If you use the JPA cascading mechanism, you don't nee...
How to split a dos path into its components in Python
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This doesn't seem to work for path = root. In that case, the result of path.split is ['','']. In fact in general, this split() solution gives a leftmost directory with empty-string name (which could be replaced by the appropriate slash). The core problem is th...
Sending event when AngularJS finished loading
...compile function do whatever you want to do. :) Place the directive on the root element of your app. You can call the directive something like myOnload and use it as an attribute my-onload. The compile function will execute once the template has been compiled (expressions evaluated and sub-templates...
Libraries not found when using CocoaPods with iOS logic tests
... the "User-Defined" build settings. The Header Search Paths refer to $PODS_ROOT which was not defined on the test target. You can add it by going to Editor->Add Build Setting->Add User-Defined Setting then copying the $PODS_ROOT value from the main target.
– Shinigami
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