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When to choose mouseover() and hover() function?
What are the differences between jQuery .mouseover() and .hover() functions? If they are totally same why jQuery uses both?
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Changing .gitconfig location on Windows
By default on Windows Git places global .gitconfig in c:\documents and settings\user\
13 Answers
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How to fix Hibernate LazyInitializationException: failed to lazily initialize a collection of roles,
...nticate method allowing any lazy collection to be retrieved from the db as and when you try to use them.
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Generate unique random numbers between 1 and 100
How can I generate some unique random numbers between 1 and 100 using JavaScript?
29 Answers
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Copy files from one directory into an existing directory
...irectory, not the directory itself. This method also includes hidden files and folders.
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Drop rows with all zeros in pandas data frame
I can use pandas dropna() functionality to remove rows with some or all columns set as NA 's. Is there an equivalent function for dropping rows with all columns having value 0?
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How do I close all open tabs at once?
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Shortest/simplest/fastest way would be:
:qa
To save work in all tabs and quit:
:wqa
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How to update a value, given a key in a hashmap?
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In fact that is the most robust and scalable enterprise solution.
– Lavir the Whiolet
Nov 11 '10 at 18:42
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How do we control web page caching, across all browsers?
...he correct minimum set of headers that works across all mentioned clients (and proxies):
Cache-Control: no-cache, no-store, must-revalidate
Pragma: no-cache
Expires: 0
The Cache-Control is per the HTTP 1.1 spec for clients and proxies (and implicitly required by some clients next to Expires). The...
Fully custom validation error message with Rails
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Now, the accepted way to set the humanized names and custom error messages is to use locales.
# config/locales/en.yml
en:
activerecord:
attributes:
user:
email: "E-mail address"
errors:
models:
user:
attributes:
e...