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How do you keep parents of floated elements from collapsing? [duplicate]
...using the float property can cause a startling problem for CSS newbies: If floated elements have non-floated parent elements, the parent will collapse.
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python pip: force install ignoring dependencies
...ages (reinstalling instead). this flag will explicilty reinstall the specified packages, even if they are installed already
– madmuffin
Apr 17 at 13:12
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log4j logging hierarchy order
...c. of the logger assigns a priority/severity level to the logging message. If the logging really takes effect (the message will be visible) depends on the effective logging level of the logger being used.
– Wolf
Oct 6 '17 at 6:18
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How to find children of nodes using BeautifulSoup
... Thanks for the "recursive" kwarg :)
– Swift
May 31 '19 at 12:44
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How to enable cURL in PHP / XAMPP
...che 2:
apt-get install php5-curl
/etc/init.d/apache2 restart
(php4-curl if it's php4)
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Iterating Over Dictionary Key Values Corresponding to List in Python
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You have several options for iterating over a dictionary.
If you iterate over the dictionary itself (for team in league), you will be iterating over the keys of the dictionary. When looping with a for loop, the behavior will be the same whether you loop over the dict (league) itsel...
Where to place JavaScript in an HTML file?
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For example, if you're going to be doing a bunch of jQuery stuff, you would need the library loaded before you actually try to make use of it.
– BryanH
Jul 8 '09 at 22:09
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How to verify a user's password in Devise
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Use Devise Methods
Devise provides you with built-in methods to verify a user's password:
user = User.find_for_authentication(email: params[:user][:email])
user.valid_password?(params[:user][:password])
For Rails 4+ with Strong Params, you can do something like this:
def login
user ...
new DateTime() vs default(DateTime)
...arameterless constructors for structs, which allow the behavior of new to differ from what default(T) will do.
– vcsjones
Feb 27 '15 at 15:45
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Search All Fields In All Tables For A Specific Value (Oracle)
...m dba_objects WHERE
object_name like '%DTN%'
A column isn't an object. If you mean that you expect the column name to be like '%DTN%', the query you want is:
SELECT owner, table_name, column_name FROM all_tab_columns WHERE column_name LIKE '%DTN%';
But if the 'DTN' string is just a guess on y...