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Stopping scripters from slamming your website
...r technologies. I work closely with the developers and have talked through all of the answers here (and many other ideas we've had).
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Purpose of ESI & EDI registers?
...hat matches some search criterion (I'm not sure if it's only searching on equality, or what – you can look it up :) )
That's most of what those regs are for.
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What is private bytes, virtual bytes, working set?
...se values are a reliable indicator of how much memory an executable is actually using, and none of them are really appropriate for debugging a memory leak.
Private Bytes refer to the amount of memory that the process executable has asked for - not necessarily the amount it is actually using. They ...
How to integrate nodeJS + Socket.IO and PHP?
...our project, like realtime notifications, chat, ... And you want to manage all the other stuff with PHP, because it is probably more easy for you (and you can take advantage of the existing frameworks, like CodeIgniter or Symfony).
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How does facebook, gmail send the real time notification?
...ever, this can be pretty network intensive, and you often make pointless requests, because nothing has happened.
The way Facebook does it is using the comet approach, rather than polling on an interval, as soon as one poll completes, it issues another one. However, each request to the script on th...
Static function variables in Swift
...the natural evolution of programming. Trying to code in old fashion ways requires hacks. In my opinion, adding an extra nested data type as opposed to utilising variable capturing reduces code readability.
– nstein
Jul 25 '16 at 12:07
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Do I need a content-type header for HTTP GET requests?
...ns that the Content-Type HTTP header should be set only for PUT and POST requests.
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What does “Document-oriented” vs. Key-Value mean when talking about MongoDB vs Cassandra?
What does going with a document based NoSQL option buy you over a KV store, and vice-versa?
4 Answers
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Create a tar.xz in one command
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or
tar c some-dir | bzip2 > some-dir.tar.bz2
Decompressing is also quite straightforward:
xzcat tarball.tar.xz | tar x
bzcat tarball.tar.bz2 | tar x
zcat tarball.tar.gz | tar x
If you have only tar archive, you can use cat:
cat archive.tar | tar x
If you need to list the files only, us...
What is the difference between active and passive FTP?
...nd passive are the two modes that FTP can run in.
For background, FTP actually uses two channels between client and server, the command and data channels, which are actually separate TCP connections.
The command channel is for commands and responses while the data channel is for actually transferr...