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Delimiters in MySQL
...* Inside the procedure, individual statements terminate with ; */
CREATE TABLE tablea (
col1 INT,
col2 INT
);
INSERT INTO tablea
SELECT * FROM table1;
CREATE TABLE tableb (
col1 INT,
col2 INT
);
INSERT INTO tableb
SELECT * FROM table2;
/* whole procedure ...
Check if at least two out of three booleans are true
... Maybe the poor readability can be compensated by (1) the appropriate table in comment and (2) the appropriate unit test... +1 for something useful learned at school.
– moala
Feb 2 '12 at 15:39
...
Using global variables in a function
... natural place for global data:
Each module has its own private symbol table, which is used as the global symbol table by all functions defined in the module. Thus, the author of a module can use global variables in the module without worrying about accidental clashes with a user’s global vari...
How to Use Order By for Multiple Columns in Laravel 4?
...
Is there a way to add an orderBy on an established query?
– Rafael
Jan 16 '15 at 21:43
...
Difference between InvariantCulture and Ordinal string comparison
...se flag matters for all sampled cultures
The code used to generate above table:
var l = new List<string>
{ "0", "9", "A", "Ab", "a", "aB", "aa", "ab", "ss", "ß",
"Ä", "Äb", "ä", "äb", "あ", "ぁ", "ア", "ァ", "Ａ", "亜" };
foreach (var comparer in new[]
{
StringComp...
Numpy where function multiple conditions
...u even asking it to get logical AND of, because in the operator precedence table if you see, & is given precedence over < or > operators. Here's the table from from lowest precedence to highest precedence.
It's not even performing the < and > operation and being asked to perform a...
Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
...e the field generator="native" or "incremental" and in your DATABASE the table mapped is not auto_incremented
Solution: Go to your DATABASE and update your table to set auto_increment
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imp...
Can you do greater than comparison on a date in a Rails 3 search?
... a user_id field. Using the raw SQL notation means you need to include the table clarifications yourself, eg: where("notes.user_id = ?",current_user.id).
– DreadPirateShawn
Jul 13 '14 at 10:03
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How to avoid the “divide by zero” error in SQL?
...1 / NULLIF(CAST(NULL AS INT), 0). In real life, you are going to supply a table column to NULLIF() rather than a NULL constant. Since table columns have known datatypes, this also works fine: SELECT 1 / NULLIF(SomeNullableColumn, 0) FROM SomeTable.
– MarredCheese
...
twig: IF with multiple conditions
... And of course I had no chance of finding that wonderful and time-saving table when looking at the IF documentation : twig.sensiolabs.org/doc/tags/if.html Thanks for the solution !
– FMaz008
Dec 5 '11 at 17:01
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