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AI2 Media Notification
...vailable up from API Level 23. The SmallSystemIcon property to allows to select a system icon for older versions (for possible options see: System Notification Icons). The selection rule is as follows: Condition Selection API Level SmallIconImage SmallSystemIcon ≥ 23 ...
One-liner to recursively list directories in Ruby?
...elsif child.directory?
rec_path(child, file) + [child]
end
end.select { |x| x }.flatten(1)
end
# only directories
rec_path(Pathname.new(dir), false)
# directories and normal files
rec_path(Pathname.new(dir), true)
...
Huawei, logcat not showing the log for my app?
...
For Huawei with Android 8.0+
we must dial the code: *#*#2846579#*#*
and selecting the option AP Log will be enough to display the messages in the LogCat.
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Interactive search/replace regex in Vim?
...info on the options available once substitution with confirmation has been selected. Use:
:h :s
Then scroll to section on confirm options. Screenshot below:
For instance, to substitute this and all remaining matches, use a.
...
Why doesn't logcat show anything in my Android?
...
No need restart eclipse > just select your emulator or device from DDMS
– Mahesh
Nov 22 '12 at 11:55
1
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How do I rename a column in a database table using SQL?
...any other RDBMS), you can do it with regular ALTER TABLE statement:
=> SELECT * FROM Test1;
id | foo | bar
----+-----+-----
2 | 1 | 2
=> ALTER TABLE Test1 RENAME COLUMN foo TO baz;
ALTER TABLE
=> SELECT * FROM Test1;
id | baz | bar
----+-----+-----
2 | 1 | 2
...
Some questions about Automatic Reference Counting in iOS5 SDK
... existing code, you can keep using it as is with the -fno-objc-arc you can selectively disable ARC on any file.
If you want to disable ARC on MULTIPLE files:
Select desired files at Target/Build Phases/Compile Sources in Xcode
PRESS ENTER. (double click selects only one file)
Type -fno-objc-arc...
jQuery : eq() vs get()
... the DOM elements matched by the jQuery object.
http://api.jquery.com/eq-selector/
Description: Select the element at index n within the matched set.
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Error 1022 - Can't write; duplicate key in table
...ere the constraints are currently in use you can use the following query:
SELECT `TABLE_SCHEMA`, `TABLE_NAME`
FROM `information_schema`.`KEY_COLUMN_USAGE`
WHERE `CONSTRAINT_NAME` IN ('iduser', 'idcategory');
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How to create a multiline UITextfield?
...tiline text.
In Interface Builder, add a UITextView where you want it and select the "editable" box. It will be multiline by default.
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