django-admin-tools 0.5.1 install

pip install --allow-unverified django-admin-tools django-admin-tools==0.5.1

Pyhon features and tricks

http://sahandsaba.com/thirty-python-language-features-and-tricks-you-may-not-know.html

MySql compressed row format $"Row size too large" error resolve$

I have follow error:

Traceback $most recent call last$:

  File "/usr/local/lib/python2.7/dist-packages/django/core/management/base.py", line 222, in run_from_argv

    self.execute$*args, **options.__dict__$

  File "/usr/local/lib/python2.7/dist-packages/django/core/management/base.py", line 255, in execute

    output = self.handle$*args, **options$

  File "/home/vinger4/Projects/a360/router/management/commands/places_update.py", line 428, in handle

    airport.save

  File "/home/vinger4/Projects/a360/content/models.py", line 545, in save

    super$Airport, self$.save$*args, **kwargs$

  File "/usr/local/lib/python2.7/dist-packages/django/db/models/base.py", line 546, in save

    force_update=force_update, update_fields=update_fields)

  File "/usr/local/lib/python2.7/dist-packages/django/db/models/base.py", line 626, in save_base

    rows = manager.using$using$.filter$pk=pk_val$._update$values$

  File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py", line 605, in _update

    return query.get_compiler$self.db$.execute_sql$None$

  File "/usr/local/lib/python2.7/dist-packages/django/db/models/sql/compiler.py", line 1020, in execute_sql

    cursor = super$SQLUpdateCompiler, self$.execute_sql$result_type$

  File "/usr/local/lib/python2.7/dist-packages/django/db/models/sql/compiler.py", line 846, in execute_sql

    cursor.execute$sql, params$

  File "/usr/local/lib/python2.7/dist-packages/django/db/backends/mysql/base.py", line 128, in execute

    six.reraise$utils.DatabaseError, utils.DatabaseError(*tuple(e.args$), sys.exc_info $$2$$ )

  File "/usr/local/lib/python2.7/dist-packages/django/db/backends/mysql/base.py", line 120, in execute

    return self.cursor.execute$query, args$

  File "/usr/lib/python2.7/dist-packages/MySQLdb/cursors.py", line 174, in execute

    self.errorhandler$self, exc, value$

  File "/usr/lib/python2.7/dist-packages/MySQLdb/connections.py", line 36, in defaulterrorhandler

    raise errorclass, errorvalue

DatabaseError: $1118, 'Row size too large (> 8126$. Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.')

Set ROW_FORMAT=COMPRESSED for my_table:

mysql> SET GLOBAL innodb_file_format=Barracuda; SET GLOBAL innodb_file_per_table=ON; ALTER TABLE my_table ROW_FORMAT=COMPRESSED;

Query OK, 0 rows affected $0.00 sec$

Query OK, 0 rows affected $0.00 sec$

Query OK, 258 rows affected $0.35 sec$

Records: 258  Duplicates: 0  Warnings: 0

mysql> 

Java 7 one-liner to read file into string

http://jdevelopment.nl/java-7-oneliner-read-file-string/?utm_content=buffer8a345&utm_medium=social&utm_source=linkedin.com&utm_campaign=buffer

generate html for correct view SVG

<embed src="GDP.svg" width="5000" height="8000"

type="image/svg+xml"
pluginspage="http://www.adobe.com/svg/viewer/install/" />

Neo4j and Django

https://github.com/scholrly/neo4django

fast prototype your web application

https://www.easel.io/