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How do I iterate over the words of a string?
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This is a poor solution as it doesn't take any other delimiter, therefore not scalable and not maintable.
– HelloWorld
Jan 10 '11 at 3:57
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How do I add a margin between bootstrap columns without wrapping [duplicate]
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If you do not need to add a border on columns, you can also simply add a transparent border on them:
[class*="col-"] {
background-clip: padding-box;
border: 10px solid transparent;
}
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How can I see normal print output created during pytest run?
...ay to "exercise" it is with existing pytest tests. But when I run these, I don't seem able to see any standard output (at least from within PyCharm, my IDE).
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Why no ICloneable?
Is there a particular reason why a generic ICloneable<T> does not exist?
9 Answers
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
...elf.up
rename_table :old_table_name, :new_table_name
end
def self.down
rename_table :new_table_name, :old_table_name
end
end
I had to go and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
...undle outState) {
//No call for super(). Bug on API Level > 11.
}
Don't make the call to super() on the saveInstanceState method. This was messing things up...
This is a known bug in the support package.
If you need to save the instance and add something to your outState Bundle you can u...
How do I find the number of arguments passed to a Bash script?
How do I find the number of arguments passed to a Bash script?
5 Answers
5
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What do 'real', 'user' and 'sys' mean in the output of time(1)?
What do 'real', 'user' and 'sys' mean in the output of time?
6 Answers
6
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How do I get out of a screen without typing 'exit'?
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yes, you generally do have a tl;dr moment with the man command. so when you have a tl;dr when doing man command_name, in this case man screen, you can generally access a shorter & pretty helpful version of the docs by --help option, comma...
Simplest way to detect a mobile device in PHP
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Here is a source:
Detect Mobile Browser
Download PHP script
Code:
<?php
$useragent=$_SERVER['HTTP_USER_AGENT'];
if(preg_match('/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |...