大约有 7,400 项符合查询结果（耗时：0.0212秒） [XML]
How to list the tables in a SQLite database file that was opened with ATTACH?
...Not necesserily. Consider you are doing a DB wrapper able to use SQLite or MySql (my case). Using more SQL-conform commands would make it easier to port the wrapped in other languages then if you'd use DB-vendor specific commands.
– Valentin Heinitz
Apr 8 '13 a...
Open and write data to text file using Bash?
...
If you need to do this with root privileges, do it this way: sudo sh -c 'echo "some data for the file" >> fileName'
– lukaserat
May 29 '15 at 3:35
...
Python SQL query string formatting
...in a procedure. The call will just return the last query that was called.
MYSQL
DROP PROCEDURE IF EXISTS example;
DELIMITER //
CREATE PROCEDURE example()
BEGIN
SELECT 2+222+2222+222+222+2222+2222 AS this_is_a_really_long_string_test;
END //
DELIMITER;
#calling the procedure gives you ...
Maven: Failed to read artifact descriptor
...
To make this works you should run command being inside of root dir of your project
– Daria
Mar 14 '16 at 17:44
...
JSHint and jQuery: '$' is not defined
...int, the generally preferred approach is to create a .jshintrc file in the root of your project, and put this config in it:
{
"globals": {
"$": false
}
}
This declares to JSHint that $ is a global variable, and the false indicates that it should not be overridden.
The .jshintrc f...
How to generate a create table script for an existing table in phpmyadmin?
...
Mysqladmin can do the job of saving out the create table script.
Step 1, create a table, insert some rows:
create table penguins (id int primary key, myval varchar(50))
insert into penguins values(2, 'werrhhrrhrh')
insert i...
How to check if a view controller is presented modally or pushed on a navigation stack?
...turns YES for pushed VC, when there is a UITabBarController being set as a root. So, does not suitable in my case.
– Yevhen Dubinin
Jun 11 '14 at 12:23
5
...
DDD - the rule that Entities can't access Repositories directly
...
There's a bit of a confusion here. Repositories access aggregate roots. Aggregate roots are entities. The reason for this is separation of concerns and good layering. This doesn't make sense on small projects, but if you're on a large team you want to say, "You access a product through the...
How to select rows with no matching entry in another table?
...
From similar question here MySQL Inner Join Query To Get Records Not Present in Other Table I got this to work
SELECT * FROM bigtable
LEFT JOIN smalltable ON bigtable.id = smalltable.id
WHERE smalltable.id IS NULL
smalltable is where you have miss...
Maven: how to override the dependency added by a library
...
What you put inside the </dependencies> tag of the root pom will be included by all child modules of the root pom. If all your modules use that dependency, this is the way to go.
However, if only 3 out of 10 of your child modules use some dependency, you do not want this dep...