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How to detect user inactivity in Android
...ple instances of the Handler and Runnable for each Activity created. If we convert these two members to static, this will be avoided. Also, could you tell me why have you called stopDisconnectTimer() in onStop()?`
– Gaurav Bhor
Aug 27 '14 at 5:06
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Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...llation on run this query:
select concat('ALTER TABLE ', t.table_name , ' CONVERT TO CHARACTER
SET utf8 COLLATE utf8_unicode_ci;') from (SELECT table_name FROM
information_schema.tables where table_schema='SCHRMA') t;
Capitalize first letter. MySQL
...s - if not, and you cant set up a temporary DB on your personal machine to convert your tables, then ask your shared hosting provider if they will set this function for you.
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Read and parse a Json File in C#
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string json = r.ReadToEnd();
List<Item> items = JsonConvert.DeserializeObject<List<Item>>(json);
}
}
public class Item
{
public int millis;
public string stamp;
public DateTime datetime;
public string light;
public float temp;
public fl...
Very large matrices using Python and NumPy
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The HDF library takes care of reading in the relevant chunks of data and converting to NumPy.
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Storing SHA1 hash values in MySQL
...ong field.
So I recommend you to use BINARY(20) and the UNHEX function to convert the SHA1 value to binary.
I compared storage requirements for BINARY(20) and CHAR(40).
CREATE TABLE `binary` (
`id` int unsigned auto_increment primary key,
`password` binary(20) not null
);
CREATE TABLE `ch...
What is that “total” in the very first line after ls -l? [closed]
...
Just to mention - you can use -h (ls -lh) to convert this in human readable format.
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Search text in fields in every table of a MySQL database
...NOT
# MISUSE AND YOU COULD CRASH A LARGE SERVER
SELECT
CONCAT('SELECT CONVERT(',A.COLUMN_NAME, ' USING utf8) FROM ', A.TABLE_SCHEMA, '.', A.TABLE_NAME,
' WHERE CONVERT(',A.COLUMN_NAME, ' USING utf8) IN (\'%someText%\');')
FROM INFORMATION_SCHEMA.COLUMNS A
WHERE
A.TABLE...
Select first row in each GROUP BY group?
... Informix 12.x also supports window functions (the CTE needs to be converted to a derived table though). And Firebird 3.0 will also support Window functions
– a_horse_with_no_name
Mar 14 '14 at 9:19
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Python 3 turn range to a list
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@jterrace changed "cast" to "convert". You're right about it not being a cast... I don't really know what to call it exactly.
– mgilson
Jul 14 '12 at 1:21
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