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Can I specify multiple users for myself in .gitconfig?
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you can see the effects of these settings in the .git/config file
– Abizern
Nov 18 '10 at 23:15
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How to initialize a dict with keys from a list and empty value in Python?
... the name keyDict is misleading, as the first line of code returns a set, not a dict.
– Bryan Oakley
May 23 '16 at 15:55
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Installing CocoaPods: no response
...ort GEM_HOME=~/.gems
export PATH=$GEM_HOME/bin:$PATH
gem install cocoapods
Set the path of the project with the command cd path/to/project
pod init
Open podfile
Add appropriate pod
pod install
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jquery, find next element by class
...says:
Next() Get the immediately following sibling of each element in the set of matched elements. If a selector is provided, it retrieves the next sibling that matches the selector.
so if the second DIV was in the same TD then you could code:
// Won't work in your case
$(obj).next().filter('.cl...
MySQL: Invalid use of group function
... Rewrite your subquery as:
( -- where that pid is in the set:
SELECT c2.pid -- of pids
FROM Catalog AS c2 -- from catalog
WHERE c2.pid = c1.pid
HAVING COUNT(c2.sid) >= 2)
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argparse module How to add option without any argument?
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To create an option that needs no value, set the action [docs] of it to 'store_const', 'store_true' or 'store_false'.
Example:
parser.add_argument('-s', '--simulate', action='store_true')
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Are Swift variables atomic?
...property (atomic, strong) id driver;
@end
Uses objc_storeStrong and objc_setProperty_atomic for nonatomic and atomic respectively, where
class SwiftCar {
var engine : AnyObject?
init() {
}
}
uses swift_retain from libswift_stdlib_core and, apparently, does not have thread safety...
how to remove shared preference while application uninstall in android
...ame problem. I Uninstall and after install the sharedpreferences are still set. Really annoying because I can't test fresh installs by just uninstalling it.
– Dpedrinha
Apr 12 '16 at 21:09
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JPanel Padding in Java
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Set an EmptyBorder around your JPanel.
Example:
JPanel p =new JPanel();
p.setBorder(new EmptyBorder(10, 10, 10, 10));
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MySQL IF NOT NULL, then display 1, else display 0
...NULL values
SELECT ISNULL(NULLIF(fieldname,'')) FROM tablename
It will set null if it is an empty string, then be true on that also.
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