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Why must wait() always be in synchronized block
...u really do is
if(!condition){
wait();
}
But the condition is being set by a separate thread, so in order to have this work correctly you need synchronization.
A couple more things wrong with it, where just because your thread quit waiting doesn't mean the condition you are looking for is tr...
Install a Python package into a different directory using pip?
...option to multiple times to add any of the options you can use with python setup.py install (--prefix is probably what you want, but there are a bunch more options you could use).
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Rails and PostgreSQL: Role postgres does not exist
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Don't know how my set-up came about but I had postgresql created without postgres user and role, myUser as only user, but refused to let me in on pretext that the database named myUser was inexistent! this unraveled part of the mayhem!
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Any good ORM tools for Android development? [closed]
...ter tarball for download - for me a big minus if not even release tags are set and addressed in the README)
as size matters I put up some hints where it was easy to get by (I did not download anything, so from those projects that offer no release artifacts there are no sizes)
And here is a list of...
How to use ScrollView in Android?
...the content. Using fillViewPort makes the ScrollView fill the parent area. Setting the layout_weight on one of the views in the LinearLayout makes that view expand to fill any extra space.
Here is the XML
<?xml version="1.0" encoding="utf-8"?>
<ScrollView
xmlns:android="http://schemas....
When creating a service with sc.exe how to pass in context parameters?
...ces.
It is advisable to specify a Display Name for the service as well as setting the start setting to auto so that it starts automatically. You can do this by specifying DisplayName= yourdisplayname and start= auto in your create statement.
Here is an example:
C:\Documents and Settings\Administr...
jQuery/JavaScript: accessing contents of an iframe
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For the record, I just set up something similar : if you don't want the result to be incredibly slow, just set up your web server to directly reroute asset requests (CSS/JS/images) to the original website, so your proxy only manages HTML requests. ...
Is it fine to have foreign key as primary key?
...f any foreign keys which refer to it from other tables. A foreign key is a set of one or more columns in any table (not necessarily a candidate key, let alone the primary key, of that table) which may hold the value(s) found in the primary key column(s) of some other table. So we must have a primary...
Enabling HTTPS on express.js
...pplication using https.
More information https://github.com/sagardere/set-up-SSL-in-nodejs
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SQL RANK() versus ROW_NUMBER()
...nces between these. Running the following SQL gets me two idential result sets. Can someone please explain the differences?
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