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MySQL Query GROUP BY day / month / year
... standard MySQL 5.7 docker image running in a local environment so I've no idea why it didn't error or return results.
– MrMesees
Sep 1 '17 at 12:42
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I have 2 dates in PHP, how can I run a foreach loop to go through all of those days?
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@JulienITARD thats a pretty good idea but more elegant would be $end->add( $interval ) because it responds directly to a changed interval ;)
– GDY
Jun 6 '19 at 8:36
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Check if a value is in an array (C#)
...´ve done this, although there are also arguments against: It is the basic idea of polymorphism to use the same name for different data types, Especially with a Linq-setting in mind. Using different names is not polymorph. But readibility and avoiding misunderstandings shall win, I think, so, yes.
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How do you get a string from a MemoryStream?
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You are correct. It is typically a bad idea to use the Dispose method on the stream helper classes, especially if the stream is passed into a method as a parameter. I'll update this answer. I also have a more complete answer below.
– Brian
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How to ignore the first line of data when processing CSV data?
...t would always be enough data to make such a determination—but I have no idea since how the Sniffer works isn't described. FWIW I've never seen has_header(file.readline()) being used and even if it worked most of time, I would be highly suspicious of the approach for the reasons stated.
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How to use icons and symbols from “Font Awesome” on Native Android Application
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Great idea. But beware of memory issues when constantly creating a new typeface for each icon. Instead, use something like Hashtable to re-use your icon typeface, like suggested here: code.google.com/p/android/issues/detail?id=9904...
Get the new record primary key ID from MySQL insert query?
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This one doesn't seem to be a good idea? If 2 clients call that function at the same time, they'll think they're inserting the same id when in reality they are not.... one will be slightly slower on the insert and get the next ID without it knowing.
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Deprecated: mysql_connect()
...ngs in and break your live code? Nice.. Of course hiding the warning isn't ideal but it should still be done to keep the code in working order. A good developer will still keep track of deprecated code and schedule it for a future update.
– sturrockad
Jan 8 '15...
psql: FATAL: database “” does not exist
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I still get a password prompt'd and have no idea which one is it, which one is the default postgres app password?
– LasagnaAndroid
Nov 24 '14 at 13:06
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Clear the cache in JavaScript
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Using a checksum is a good idea, but it should be done right. Calculating it every request for every file will hit your performance significantly. Querystring is not good for caching too, see other answers. The right usage is to append a checksum (part...