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Huawei, logcat not showing the log for my app?
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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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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
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Why doesn't logcat show anything in my Android?
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No need restart eclipse > just select your emulator or device from DDMS
– Mahesh
Nov 22 '12 at 11:55
1
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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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How to make EditText not editable through XML in Android?
...r example, the default editText is said to be single line. But you have to select an inputType for it to be single line. And if you select "none", it is still multiline.
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 Pony (ORM) does its tricks?
...s query:
>>> from pony.orm.examples.estore import *
>>> select(c for c in Customer if c.country == 'USA').show()
Which will be translated into the following SQL:
SELECT "c"."id", "c"."email", "c"."password", "c"."name", "c"."country", "c"."address"
FROM "Customer" "c"
WHERE "c"...
Why is lazy evaluation useful?
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@Viclib A selection algorithm for finding the top k elements out of n is O(n + k log k). When you implement quicksort in a lazy language, and only evaluate it far enough to determine the first k elements (stopping evaluation after), i...
How can I escape square brackets in a LIKE clause?
...or the characters % and _.
Here's a good article with some more examples
SELECT columns FROM table WHERE
column LIKE '%[[]SQL Server Driver]%'
-- or
SELECT columns FROM table WHERE
column LIKE '%\[SQL Server Driver]%' ESCAPE '\'
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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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