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Which is fastest? SELECT SQL_CALC_FOUND_ROWS FROM `table`, or SELECT COUNT(*)
...LOCK TABLES. Third option and (best IMHO) is to rethink pagination. Please read: mariadb.com/kb/en/library/pagination-optimization
– Madhur Bhaiya
Oct 27 '19 at 3:05
add a com...
Is Response.End() considered harmful?
This KB Article says that ASP.NET's Response.End() aborts a thread.
9 Answers
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What is the difference between require_relative and require in Ruby?
...ire '/a.rb' and require_relative '/a.rb' both require the absolute path.
Reading the source
When the docs are not clear, I recommend that you take a look at the sources (toggle source in the docs). In some cases, it helps to understand what is going on.
require:
VALUE rb_f_require(VALUE obj, VA...
Postgresql SELECT if string contains
...~ operator.
SELECT id FROM TAG_TABLE WHERE 'aaaaaaaa' ~ tag_name;
Worth reading through Difference between LIKE and ~ in Postgres to understand the difference.
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Is MD5 still good enough to uniquely identify files?
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@Ranhiru. Reread this answer, its imho the most comprehensive one here. Hashing could be used as a first step, which gets you to 99.99^e% certainty that the files are identical, but if you want to be absolutely 100% certain, then you'll ...
Downloading a Google font and setting up an offline site that uses it
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+1 for an answer for which I didn't have to think while reading it. It would be awesome to find a direct google font converter without having to upload them previously. Example utility: when doing offline website management.
– Meetai.com
Aug ...
Switch statement for greater-than/less-than
...ybe its a function applied only, like validating a single user input, then readability is chosen rather than performance in such case.
– Jesús Franco
Oct 10 '17 at 3:42
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How do I debug error ECONNRESET in Node.js?
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You might have guessed it already: it's a connection error.
"ECONNRESET" means the other side of the TCP conversation abruptly closed its end of the connection. This is most probably due to one or more application protocol errors. You could look at t...
Select multiple images from android gallery
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@R4j Yes and I wrote about that: the library not ready for using in projects. Need many updates for start using it. And about your update: don't use getContentResolver().query() in UI thread. Read about Loaders and Support Library.
– mbelsky
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What is the use of the JavaScript 'bind' method?
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With this I would also recommend reading MDN docs section of Partially applied functions to understand the use of bind "null". It should close off gates for most of the bind usage. developer.mozilla.org/en/docs/Web/JavaScript/Reference/…
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