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Why do people say that Ruby is slow? [closed]
...need to set up a new server for every 10% traffic increase or so with some 100 visits per day, the customer would clearly have a right to complain. Realistically though, you usually need to have a lot more traffic to begin with and increase that by an order of magnitude, before the old hardware can'...
How do you find the row count for all your tables in Postgres
... @a_horse_with_no_name, by executing x_path function against a 100 million records.
– Spike
Apr 8 '19 at 10:24
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MySQL indexes - what are the best practices?
...FULLTEXT index or a prefix index:
CREATE INDEX i ON SomeTable(longVarchar(100));
Note that a conventional index can't help if you're searching for words that may be in the middle of that long varchar. For that, use a fulltext index.
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specify project file of a solution using msbuild
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One important note: if your project has a '.' in the name, you'll need to replace it with a '_' when specifying it with /t
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How to exclude a directory in find . command
...o use -delete switch: find . -not \( -path ./CVS -prune \) -type f -mtime +100 -delete find: The -delete action atomatically turns on -depth, but -prune does nothing when -depth is in effect. If you want to carry on anyway, just explicitly use the -depth option.
– Jānis Elmer...
TCP: can two different sockets share a port?
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@user207421 Of course 100k or more TCP connections can be handled with the same ports, listen()/accept() API calls can create the sockets on a way that the kernel will differentiate them by their incoming ports. The question of the OP can be inter...
When are you truly forced to use UUID as part of the design?
...r words, only after generating 1 billion
UUIDs every second for the next 100 years, the probability of creating
just one duplicate would be about 50%.
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What data is stored in Ephemeral Storage of Amazon EC2 instance?
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100
This probably wouldn't confuse people so much, if AWS wasn't giving the unnecessary warning message "that any data on the ephemeral storag...
Wrapping a C library in Python: C, Cython or ctypes?
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Cython is a pretty cool tool in itself, well worth learning, and is surprisingly close to the ...
Plugin execution not covered by lifecycle configuration (JBossas 7 EAR archetype)
I am using Eclipse 3.7 Indigo with Maven M2E Plugin 1.0.100.
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