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How to “grep” for a filename instead of the contents of a file?
... I want to write a regular expression that will match the filename itself (and not the contents of the file). I will run this from the system's root directory, to find all those files that match the regular expression.
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MySQL Query GROUP BY day / month / year
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GROUP BY YEAR(record_date), MONTH(record_date)
Check out the date and time functions in MySQL.
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Solr vs. ElasticSearch [closed]
...ng in this regard as well:
There are many comparisons between Apache Solr and ElasticSearch available, so I'll reference those I found most useful myself, i.e. covering the most important aspects:
Bob Yoplait already linked kimchy's answer to ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fit...
What is the difference between partitioning and bucketing a table in Hive ?
...ten used for distributing load horizontally, this has performance benefit, and helps in organizing data in a logical fashion. Example: if we are dealing with a large employee table and often run queries with WHERE clauses that restrict the results to a particular country or department . For a faster...
How to get active user's UserDetails
...ion (like the login or id) stored in the principal or
want to learn how a HandlerMethodArgumentResolver or WebArgumentResolver can solve this in an elegant way, or just want to an learn the background behind @AuthenticationPrincipal and AuthenticationPrincipalArgumentResolver (because it is based on...
How to “pretty” format JSON output in Ruby on Rails
...client-side debugging as any tools worth their salt (eg. Firebug) already handle prettyprinting JSON.
– lambshaanxy
Sep 20 '11 at 3:37
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Algorithm to return all combinations of k elements from n
I want to write a function that takes an array of letters as an argument and a number of those letters to select.
71 Answe...
How can I use Autolayout to set constraints on my UIScrollview?
I have spent two days trying out the various solutions for Mixed and Pure Autolayout approaches to achieve what was a trivial scrollview setup prior to autolayout, and it's now official - I must be too stupid. I am setting this up mostly in Storyboard (well, it's just the way it is).
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Get total size of file in bytes [duplicate]
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This is a perfect answer, and I know I have done a bunch of weird things to get this in the past to get the size of a file. Wish I knew about this a long time ago!
– RESTfulGeoffrey
Jul 14 '18 at 7:08
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Libraries do not get added to APK anymore after upgrade to ADT 22
I have a rather big Android App project that is referencing several library projects. Everything was fine until i upgraded the eclipse ADT plugin to the newest version (v22). I also upgraded the SDK of course. I do not see any compile errors in eclipse, but when i run the project on the phone i get ...