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HTML code for an apostrophe
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' is the "mixed-use" ascii apostrophe/single quote. But the Unicode standard says you should prefer ’ for apostrophe and right single quote and ‘ for left single quote.
– Bennett McElwee
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What is a vertical tab?
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@BillThor: Great, but what was the exact specification of VT? What did it actually do? I assume, based on your description, that it moved the imaginary "cursor" vertically down to the next "vertical tab" position. But did it also return the cursor to the beginn...
Is there a shortcut to make a block comment in Xcode?
...ompatible C code, and hence I can't use the line ( // ) comment. I'm using Xcode. In Sublime Text and Eclipse, and I think most other IDEs, there are separate keyboard shortcuts for line comments and block comments ( /**/ ). However, I don't see that in Xcode - in fact, I don't even see a menu optio...
How do I change the number of open files limit in Linux? [closed]
...eset the limit for your current shell and the number you specify must not exceed the hard limit
Each operating system has a different hard limit setup in a configuration file. For instance, the hard open file limit on Solaris can be set on boot from /etc/system.
set rlim_fd_max = 166384
set rlim_...
Remove an item from a dictionary when its key is unknown
...ictionary displays. as the PEP says they were added in 2.7 as backported 3.x feats. alternatively you can feed dict() with an appropriate generator expression, which is 2.4. meta: can browse the peps here for finding stuff out.
– n611x007
May 29 '14 at 11:43
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Postgresql: Scripting psql execution with password
... is often available to all users, and therefore insecure. However, in Linux/Unix environments you can provide an environment variable for a single command like this:
PGPASSWORD=yourpass psql ...
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Getting rid of \n when using .readlines() [duplicate]
I have a .txt file with values in it.
11 Answers
11
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How to require a fork with composer
...int to point to your custom branch. Your custom branch
name must be prefixed with dev-.
Example assuming you patched monolog to fix a bug in the bugfix branch:
{
"repositories": [
{
"type": "vcs",
"url": "https://github.com/igorw/monolog"
}
],
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Disable ActiveRecord for Rails 4
...lication, you can use -O to skip ActiveRecord:
rails new my_app -O
For existing applications:
1. Remove database adapter gems from your Gemfile (mysql2, sqlite3, etc.)
2. Change your config/application.rb
Remove require 'rails/all line and require frameworks (among those available in your rail...
No identities are available for signing Xcode 5
...r "No identities are available for signing" when try to validate my app in Xcode 5. I tried all: Recreate certificates and provisioning profiles, all methods which have been described on this site and another resources; I'm confused, because when I try to distribute my app as Ad-hoc, it successfully...
