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How to empty a Heroku database
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Thank you. Actually, "heroku pg:reset --db SHARED_DATABASE_URL" did the trick. But you got me going in the right direction.
– Jay Godse
Mar 17 '11 at 22:17
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How can I build multiple submit buttons django form?
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You can use self.data in the clean_email method to access the POST data before validation. It s...
Tri-state Check box in HTML?
...ment, I found a better solution:
HTML5 defines a property for checkboxes called indeterminate
See w3c reference guide. To make checkbox appear visually indeterminate set it to true:
element.indeterminate = true;
Here is Janus Troelsen's fiddle. Note, however, that:
The indeterminate state can...
commands not found on zsh
...ll ( zsh ) instead of the default bash, and something wrong happen so that all commands who used to work are no longer recognized:
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How to delete all datastore in Google App Engine?
Does anyone know how to delete all datastore in Google App Engine ?
28 Answers
28
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Detect viewport orientation, if orientation is Portrait display alert message advising user of instr
I am building a website specifically for mobile devices. There is one page in particular which is best viewed in landscape mode.
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What is the difference between $(command) and `command` in shell programming?
... for portability issues it is recommended to use backticks for non-nested calls. $(...) needs a recursive parser but this was not used with ksh86 that introduced the feature. Check in-ulm.de/~mascheck/various/cmd-subst for a list of correct implementations. A conforming shell needs to support all c...
Get a list of all threads currently running in Java
Is there any way I can get a list of all running threads in the current JVM (including the threads not started by my class)?
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npm install private github repositories by dependency in package.json
I'm trying to install github private repository by npm that includes other private github repositories as dependency.
10 An...
Jackson with JSON: Unrecognized field, not marked as ignorable
...eserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
It will ignore all the properties that are not declared.
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