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How do I count the number of occurrences of a char in a String?
...ly-written and poorly-maintained "*Utils" classes. Part of your job is to know what's available in Apache Commons.
– AbuNassar
Oct 5 '16 at 14:58
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Browse and display files in a git repo without cloning
... and reachable of course: chmod a+x git-ls; sudo cp git-ls /usr/local/bin. Now, you just run it as you wish:
git-ls https://github.com/mrquincle/aim-bzr
git-ls https://github.com/mrquincle/aim-bzr/tree/master/aim_modules
Also know that there is a git instaweb utility for your local files. To have...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
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@RubensMariuzzo I know. I believe you can leave a comment with request in laravel forums forums.laravel.io
– peterm
Jul 18 '13 at 3:31
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java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...For java it's still just "utf-8", but MySQL needs a distinction.
I don't know what driver you are using but a driver agnostic way to set connection charset is to send the query:
SET NAMES 'utf8mb4'
Right after making the connection.
See also this for Connector/J:
14.14: How can I use 4-byt...
Text overflow ellipsis on two lines
I know you can use a combination of CSS rules to make text end with ellipsis (...) when it's time to overflow (get out of parent's bounds).
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How to change line width in ggplot?
...size = 11, hjust = 0.5,
vjust = 0.5, face = 'bold'))
You can now define the size to work appropriately with the final image size and device type.
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Tree data structure in C#
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Don't know if maybe things have changed but right now the book is freely available to download as PDF from the C5 site.
– Oskar
Aug 6 '09 at 12:10
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Best practice for instantiating a new Android Fragment
...y overloaded constructor that you write will be ignored, as Android can't know which one to use.
In the lifetime of an Activity the fragment gets created as above and destroyed multiple times by Android. This means that if you put data in the fragment object itself, it will be lost once the fragme...
AES vs Blowfish for file encryption
...ufficient -- so they doubled that to 32 rounds. The best attack currently known is effective against only 11 rounds. If the original question hadn't specifically restricted the choices to AES and Blowfish, and simply asked for the most secure, reasonably well-known cipher, I'd probably have said Ser...
Round to at most 2 decimal places (only if necessary)
... You've 'solved' the 1.005 'problem', but introduced a new one: now, in the Chrome console, roundToTwo(1.0049999999999999) comes out as 1.01 (inevitably, since 1.0049999999999999 == 1.005). It seems to me that the float you get if you type num = 1.005 'obviously' 'should' round to 1.00, b...