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Setting CSS pseudo-class rules from JavaScript
...to change the CSS rules for pseudo-class selectors (such as :link, :hover, etc.) from JavaScript.
12 Answers
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How to check if a file exists in Go?
... sometimes it return ENOTDIR instead of NOTEXIST, for example, if /etc/bashrc exist, the /etc/bashrc/foobar will return ENOTDIR
– lidaobing
Nov 23 '13 at 15:23
43
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What is the (best) way to manage permissions for Docker shared volumes?
...permissions, think about how to do whatever you need -- backups, browsing, etc. -- via another container. The containers themselves need to use consistent uid/gids, but they don't need to map to anything on the host, thereby remaining portable.
This is relatively new for me as well but if you have ...
How do I see what character set a MySQL database / table / column is?
...probably also need to check connection character_set, client_character_set etc... : SHOW VARIABLES LIKE 'character_set%'; SHOW VARIABLES LIKE 'collation%';
– BenL
Feb 6 '15 at 9:54
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PostgreSQL database default location on Linux
...ostgresql/9.4/bin/postgres -D /var/lib/postgresql/9.4/main -c config_file=/etc/postgresql/9.4/main/postgresql.conf
so apparently /var/lib/postgresql/9.4/main.
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REST APIs: custom HTTP headers vs URL parameters
... a REST API?
Authentication: GUIDs, basic authentication, custom tokens, etc. e.g.,
Basic Authentication with a Guid token for REST api instead of username/password
If you get involved in passing tokens or other authentication-like information between domains covered by PCI-DSS or other securi...
Using custom fonts using CSS?
...e using custom fonts on their sites (other than the regular Arial, Tahoma, etc.).
8 Answers
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jQuery/JavaScript: accessing contents of an iframe
...ern for implementing this proxy solution. Any links to example or tutorial etc? I have tried to search but couldn't find any.
– Umer Hayat
Jun 27 '12 at 12:26
3
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How can I add new array elements at the beginning of an array in Javascript?
... [thingToInsertToFront].concat(originalArray).reduce(fn).reverse().map(fn) etc... If you use unshift, you can't do that chaining because all you get back is the length.
– StJohn3D
Sep 23 '16 at 18:27
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How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...server
If you login as the root user, find this file and edit it:
$ vi /etc/profile
Go to the bottom of the file using Shift+G (capital "G") in vi.
Write your environment variable with the GENERATED_CODE, pressing i to insert in vi. Be sure to be in a new line at the end of the file:
$ export...