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Rails: FATAL - Peer authentication failed for user (PG::Error)
...ng write privaledges on a production machine, locally, I gave my whole app read write privileges like this:
9b) Climb up one directory level:
$ cd ..
9c) Set the permissions of the my_application directory and all its contents to 666:
$ chmod -R 0666 my_application
9d) And run the migration ...
What are the “standard unambiguous date” formats for string-to-date conversion in R?
...e conversion will depend on your locale (see the examples in ?strptime and read ?LC_TIME).
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difference between socket programming and Http programming
...t relies on an underlying protocol which in HTTP's case is TCP.
You can read more about OSI layers if you are interested.
Sockets on the other hand are an API that most operating systems provide to be able to talk with the network. The socket API supports different protocols from the transport l...
How to wrap async function calls into a sync function in Node.js or Javascript?
...is saved in a file so you implemented getData using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sync functions. One day you were told to switch the underlying data source to a repo such as MongoDB which can only be accessed asynchronously. You were als...
When should one use final for method parameters and local variables?
... publication of fields and can avoid the need for synchronization on later reads. (Note that for an object reference, only the field reference is immutable - things that object reference refers to can still change and that affects the immutability.)
Final static fields - Although I use enums now fo...
git: Apply changes introduced by commit in one repo to another repo
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I also get fatal: unable to read tree ... but after git reset HEAD^ everything works fine
– jmarceli
Feb 20 '14 at 0:50
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Is there a setting on Google Analytics to suppress use of cookies for users who have not yet given c
...'d wouldn't say 'consult an attorney'. Its probably quicker for a techy to read and understand the guidance than it would take an attorney to learn the nuances of the technicalities.
– JW.
May 30 '12 at 10:21
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Including Google Web Fonts link or import?
..., U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
</style>
For more info read this:
https://ashton.codes/preload-google-fonts-using-resource-hints/
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What does (angle brackets) mean in Java?
...
<T> is a generic and can usually be read as "of type T". It depends on the type to the left of the <> what it actually means.
I don't know what a Pool or PoolFactory is, but you also mention ArrayList<T>, which is a standard Java class, so I'll tal...
Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin
...ssues, but it's a lot of work, and the above UIImageView categories have already done this for you.
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