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A simple scenario using wait() and notify() in java
...can we use when the queue needs to be persistent? i.e. if the system goes down with 20 items in the queue I need those to be present when the system restarts. As the java.util.concurrent queues all appear to be 'in memory' only is there any way these could be used as is/hacked/overridden to provide...
Formula to determine brightness of RGB color
...some odd and incomplete statements and felt it would be helpful to nail it down, particularly as this thread still ranks highly on search engines.
– Myndex
Jul 20 '19 at 13:15
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What is an example of the Liskov Substitution Principle?
...and Width properties and ThreeDBoard provides the Z axis.
Where it breaks down is when you look at all the other members inherited from Board. The methods for AddUnit, GetTile, GetUnits and so on, all take both X and Y parameters in the Board class but the ThreeDBoard needs a Z parameter as well.
...
Website screenshots
...age Insight api.
Just need to call it's api with params screenshot=true.
https://www.googleapis.com/pagespeedonline/v1/runPagespeed?
url=https://stackoverflow.com/&key={your_api_key}&screenshot=true
For mobile site view pass &strategy=mobile in params,
https://www.googleapis.com/pag...
How to update npm
...PRISE
For full enterprise practice consider nodesource.com:
curl -sL https://deb.nodesource.com/setup | sudo bash -
as described here.
OTHER ENTERPRISE
For non-debian distributions check out on the node github wiki
https://github.com/joyent/node/wiki/installing-node.js-via-package-manage...
Facebook access token server-side validation for iPhone app
... user access token belongs to your App:
1) Generate an App Access token
(https://developers.facebook.com/docs/howtos/login/login-as-app/)
https://graph.facebook.com/oauth/access_token?
client_id=YOUR_APP_ID
&client_secret=YOUR_APP_SECRET
&grant_type=client_credentials
2) Debug the User ...
What are the performance characteristics of sqlite with very large database files? [closed]
...Optimize your schema to store what you need. Sometimes this means breaking down tables and/or even compressing/transforming your data before inserting to the database. A great example is to storing IP addresses as (long) integers.
One table per db file - to minimize lock contention. (Use ATTACH DATA...
Should I use a class or dictionary?
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I've marked this down because you should always default to the simpler data structure where possible. In this case, a dictionary is sufficient for the intended purpose. The question where would your __init__ code go? is concerning. It could p...
Compile time string hashing
...t whether it's possible to add some sort of numbers/letters/roman numerals down the hierarchy to identify pieces like this...
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Update Git submodule to latest commit on origin
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# Now the submodules are in the state you want, so
git commit -am "Pulled down update to submodule_dir"
Or, if you're a busy person:
git submodule foreach git pull origin master
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