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How to get a one-dimensional scalar array as a doctrine dql query result?
I want to get an array of values from the id column of the Auction table.
If this was a raw SQL I would write:
5 Answers
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Explain the use of a bit vector for determining if all characters are unique
...of both operands to left and right of it.
So what we have here is a hash table which is being stored in a 32 bit binary number every time the checker gets or'd ( checker |= (1 << val)) with the designated binary value of a letter its corresponding bit it is being set to true.
The character's...
In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
...nks. any idea where I can get a reference for these like the ascii lookup tables?
– nc.
Apr 3 '09 at 0:35
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What should I do if two libraries provide a function with the same name generating a conflict?
... bit hackish, but all you'd be doing is changing the strings in the symbol table. No real functional harm in that.
– Evan Teran
Mar 24 '09 at 17:52
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Difference between float and decimal data type
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This is what I found when I had this doubt.
mysql> create table numbers (a decimal(10,2), b float);
mysql> insert into numbers values (100, 100);
mysql> select @a := (a/3), @b := (b/3), @a * 3, @b * 3 from numbers \G
*************************** 1. row *************************...
What is the optimal Jewish toenail cutting algorithm?
... the fewer toes case is covered by the original algorithm (acceptable sequences for 5 toes are acceptable for 4 toes). It's those crazy extra toes that cause problems ;)
– flies
Oct 14 '11 at 14:47
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What is the size of column of int(11) in mysql in bytes?
...prefixed with 0s.
The best way to see all the nuances is to run:
CREATE TABLE `mytable` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`int1` int(10) NOT NULL,
`int2` int(3) NOT NULL,
`zf1` int(10) ZEROFILL NOT NULL,
`zf2` int(3) ZEROFILL NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=Inn...
When is the init() function run?
...s this way.
A lot of the internal Go packages use init() to initialize tables and such, for example https://github.com/golang/go/blob/883bc6/src/compress/bzip2/bzip2.go#L480
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how to add records to has_many :through association in rails
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'The best way' depends on your needs and what feels most comfortable. Confusion comes from differences ActiveRecord's behavior of the new and create methods and the << operator.
The new Method
new will not add an association record for you. You have to build the House and Agent ...
PostgreSQL: Is it better to use multiple databases with one schema each, or one database with multip
...LongTermStorage" and so on. "UserManagement" would then contain the "User" table, as well as all stored procedures, triggers, sequences, etc. that are needed for the user management.
Databases are entire programs, schemas are components.
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