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Cookies on localhost with explicit domain

I must be missing some basic thing about cookies. On localhost, when I set a cookie on server side and specify the domain explicitly as localhost (or .localhost). the cookie does not seem to be accepted by some browsers. ...
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Likelihood of collision using most significant bits of a UUID in Java

If I'm using Long uuid = UUID.randomUUID().getMostSignificantBits() how likely is it to get a collision. It cuts off the least significant bits, so there is a possibility that you run into a collision, right? ...
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Github: readonly access to a private repo

I am developing some private projects on Github, and I would like to add nightly cronjobs to my deployments servers to pull the latest version from github. I am currently doing this by generating keypairs on every deployment server and adding the public key to the github project as 'Deployment key'....
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What is the difference between String.slice and String.substring?

Does anyone know what the difference is between these two methods? 8 Answers 8 ...
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Most efficient way to concatenate strings in JavaScript?

In JavaScript, I have a loop that has many iterations, and in each iteration, I am creating a huge string with many += operators. Is there a more efficient way to create a string? I was thinking about creating a dynamic array where I keep adding strings to it and then do a join. Can anyone explain...
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Object.getOwnPropertyNames vs Object.keys

What's the difference between Object.getOwnPropertyNames and Object.keys in javascript? Also some examples would be appreciated. ...
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Does MySQL foreign_key_checks affect the entire database?

When I execute this command in MySQL: 6 Answers 6 ...
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Updating and committing only a file's permissions using git version control

Just turned an some.sh file into an executable ( chmod 755 ... ), the permissions were updated but not the content. Is there a way to commit the file into git, so that the executable bit will be restored/set on clone / checkout / pull ? ...
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Mongo: find items that don't have a certain field

How to search for documents in a collection that are missing a certain field in MongoDB? 2 Answers ...
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How to change column datatype from character to numeric in PostgreSQL 8.4

I am using following query: 3 Answers 3 ...