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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#
...
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...
Validate that a string is a positive integer
... but if that results in a blank string, restores a single 0.
Number(str): Convert str to a number; the number may well have a fractional portion, or may be NaN.
Math.floor: Truncate the number (chops off any fractional portion).
String(...): Converts the result back into a normal decimal string. Fo...
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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How to access property of anonymous type in C#?
...ackground
As a starting point, I found a good answer here. The idea is to convert the anonymous data type into a dictionary by using reflection. The dictionary makes it easy to access the properties, since their names are stored as keys (you can access them like myDict["myProperty"]).
Inspired by ...
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]
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Just to mention - you can use -h (ls -lh) to convert this in human readable format.
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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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Find objects between two dates MongoDB
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I just used this to convert my strings to date objects stackoverflow.com/questions/2900674/…
– Tom
May 31 '10 at 21:07
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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...