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Step-by-step debugging with IPython
...I place ipsh() right at the location where I need to do object inspection, etc. For example, say I want to debug my_function below
Using it:
def my_function(b):
a = b
ipsh() # <- This will embed a full-fledged IPython interpreter
a = 4
and then I invoke my_function(2) in one of the followi...
Remove excess whitespace from within a string
...str = str_replace(' ','',$str);
Or, replace with underscore, & nbsp; etc etc.
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How to fully delete a git repository created with init?
...absolutely sure that you're in the right place before running the command. etc., etc.
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Cross cutting concern example
...se I may want to log in the presentation layer, business layer, data layer etc.
– CodingYoshi
May 14 '18 at 1:52
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Find an element in DOM based on an attribute value
...he value isn't a valid CSS identifier (it has spaces or punctuation in it, etc.), you need quotes around the value (they can be single or double):
$("[myAttribute='my value']")
You can also do start-with, ends-with, contains, etc...there are several options for the attribute selector.
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Error Code: 2013. Lost connection to MySQL server during query
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Add the following into /etc/mysql/cnf file:
innodb_buffer_pool_size = 64M
example:
key_buffer = 16M
max_allowed_packet = 16M
thread_stack = 192K
thread_cache_size = 8
innodb_buffer_pool_size = 64M
...
Visual Studio 2010 shortcut to find classes and methods?
... the Find Symbol dialogue which allows you to search for methods, classes, etc.
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How do I update zsh to the latest version?
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# check the zsh info
brew info zsh
# install zsh
brew install --without-etcdir zsh
# add shell path
sudo vim /etc/shells
# add the following line into the very end of the file(/etc/shells)
/usr/local/bin/zsh
# change default shell
chsh -s /usr/local/bin/zsh
Hope it helps, thanks.
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How to check what user php is running as?
... Very clever cross platform solution. Boh!
– Matt Fletcher
May 23 '14 at 15:51
3
Nice: the only ...
Do rails rake tasks provide access to ActiveRecord models?
... require your configuration (which should specify all your required models etc)
eg:
require 'config/environment'
alternatively you can just require each seperately, but you might have environment issues AR not set up etc)
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