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SQL query return data from multiple tables
...mply a color listing so that we know what colors we have in the car yard.
mysql> create table colors(id int(3) not null auto_increment primary key,
-> color varchar(15), paint varchar(10));
Query OK, 0 rows affected (0.01 sec)
mysql> show columns from colors;
+-------+-------------+-...
Find rows that have the same value on a column in MySQL
... created what was essentially infinite recursion or something on mysql resulting in a dead database due to "too many connections" :-/
– huygir
Mar 5 '18 at 17:40
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How do I use installed packages in PyCharm?
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For me, it was just a matter of marking the directory as a source root.
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Importing modules from parent folder
... ├── __init__.py
└── life.py
I call the . the root folder, and in my case it is located in C:\tmp\test_imports.
Steps
1) Add a setup.py to the root folder
The contents of the setup.py can be simply
from setuptools import setup, find_packages
setup(name='myproject', ...
Real escape string and PDO [duplicate]
I'm using PDO after migrating away from the mysql library. What do I use in place of the old real_escape_string function?
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How to serve static files in Flask
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from flask import Flask, request, send_from_directory
# set the project root directory as the static folder, you can set others.
app = Flask(__name__, static_url_path='')
@app.route('/js/<path:path>')
def send_js(path):
return send_from_directory('js', path)
if __name__ == "__main__":...
Is there documentation for the Rails column types?
...ded by Rails mostly for compatibility with database systems. For instance, MySQL's TIMESTAMP datatype is stored as a unix timestamp. Its valid range goes from 1970 to 2038, and the time is stored as the number of seconds that have elapsed since the last epoch, which is supposedly standard, but in pr...
How Can I Set the Default Value of a Timestamp Column to the Current Timestamp with Laravel Migratio
...e->timestamp('created_at')->useCurrent();
Back to the question, on MySQL you could also use the ON UPDATE clause through DB::raw():
$table->timestamp('updated_at')->default(DB::raw('CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP'));
Gotchas
MySQL
Starting with MySQL 5.7, 0000-00-00...
Replace Default Null Values Returned From Left Outer Join
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If it is MySQL, IsNull should be replaced with 'IFNULL'. Thanks.
– Dhanushka
Jul 14 '14 at 6:54
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How to install the Raspberry Pi cross compiler on my Linux host machine?
...crosstool-ng/builds/arm-l
inux-gnueabihf-raspbian-linux/install --with-sysroot=/cbuild/slaves/oort61/crosstool-ng/builds/
arm-linux-gnueabihf-raspbian-linux/install/arm-linux-gnueabihf/libc --enable-languages=c,c++,fo
rtran --disable-multilib --with-arch=armv6 --with-tune=arm1176jz-s --with-fpu=v...