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Convert string to a variable name
...an.r-project.org/doc/FAQ/R-FAQ.html#How-can-I-turn-a-string-into-a-variable_003f
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How to draw border around a UILabel?
...ion adversely affects performance during animation.
override func draw(_ rect: CGRect) {
// Drawing code
}
*/
@IBInspectable var borderColor: UIColor = UIColor.white {
didSet {
layer.borderColor = borderColor.cgColor
}
}
@IBInspectable va...
SQL update query using joins
...
UPDATE im
SET mf_item_number = gm.SKU --etc
FROM item_master im
JOIN group_master gm
ON im.sku = gm.sku
JOIN Manufacturer_Master mm
ON gm.ManufacturerID = mm.ManufacturerID
WHERE im.mf_item_number like 'STA%' AND
gm.manufactur...
File Explorer in Android Studio
... files should be in:
DDMS-> File Explorer ->data -> data -> MY_PACKAGE_NAME -> shared_prefs -> YOUR_PREFERENCE_NAME.xml
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Using link_to with embedded HTML
...
Two ways. Either:
<%= link_to user_path(@user) do %>
<i class="icon-ok icon-white"></i> Do it@
<% end %>
Or:
<%= link_to '<i class="icon-ok icon-white"></i> Do it@'.html_safe, user_path(@user) %>
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PostgreSQL query to list all table names?
...
What bout this query (based on the description from manual)?
SELECT table_name
FROM information_schema.tables
WHERE table_schema='public'
AND table_type='BASE TABLE';
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How do I merge a list of dicts into a single dict?
... this:
from functools import reduce
reduce(lambda a, b: dict(a, **b), list_of_dicts)
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What does “export” do in shell programming? [duplicate]
...o child processes
$ env | grep '^variable='
variable=Hello
$
$ export other_variable=Goodbye # create and initialize exported variable
$ env | grep '^other_variable='
other_variable=Goodbye
$
For more information, see the entry for the export builtin in the GNU Bash manual, and also the sections...
HTML tag want to add both href and onclick working
... safari in console I see warrning: [blocked] The page at fiddle.jshell.net/_display was not allowed to display insecure content from example.com - so probably this is some security issue (only on fiddle ? )
– Kamil Kiełczewski
Oct 7 '18 at 16:46
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Detect HTTP or HTTPS then force HTTPS in JavaScript
... answered Jul 7 '12 at 12:20
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