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How to convert a NumPy array to PIL image applying matplotlib colormap
...
input = numpy_image
np.unit8 -> converts to integers
convert('RGB') -> converts to RGB
Image.fromarray -> returns an image object
from PIL import Image
import numpy as np
PIL_image = Image.fromarray(np.uint8(numpy_image)).convert('RGB')
PIL_im...
When is .then(success, fail) considered an antipattern for promises?
...See #3.b in the picture.
1. let promiseRef: Promise = this. aTimetakingTask (false);
2. promiseRef
3. .then(
4. (result) => {
5. /* successfully, resolved promise.
6. Work on data here */
7. },
8. (error) => console.log(error)
9. )
1...
Change default primary key in Eloquent
...e in the collection was correct but when I referenced the col as $results->primary_key it would only return zero although the collection/array showed the correct string - took awhile to track it down when I noticed that the primaryKey was showing as an INT and Incrementable in the Object. Had to ...
How to quickly edit values in table in SQL Server Management Studio?
...iew the SQL pane - either by right clicking in the grid and choosing Pane->SQL or by the button in the upper left. This will allow you to write a custom query to drill down to the row(s) you want to edit.
But ultimately mgmt studio isn't a data entry/update tool which is why this is a little cu...
Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
...
For me, I should specify the conf, so I type >> (sudo) redis-server /etc/redis/redis.conf
– Romans 8.38-39
Jul 15 '14 at 5:57
4
...
Difference between rake db:migrate db:reset and db:schema:load
...that is portable against any DB supported by Active Record'
task :dump => [:environment, :load_config] do
require 'active_record/schema_dumper'
filename = ENV['SCHEMA'] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, 'schema.rb')
File.open(filename, "w:utf-8") do |file|
...
Checking user's homepage in Internet Explorer
...a, "mgmhp_hp_url");
c && g.push(c);
for (c = 0; c < g.length; c++) {
var k = g[c];
if (b = b || a.isHomePage(k)) return !0
}
}
return b
};
They are using the proprietary isHomePage method to check if google.com is your homepage. Mo...
Spring - @Transactional - What happens in background?
...
>> The proxy is mostly invisible at runtime Oh !! I am curious to see them :) Rest.. your answer was very comprehensive. This is the second time you are helping me..Thanks for all the help.
– peakit...
Static table view outside UITableViewController
...ewController and size it about the size you want (smaller than the view) -> when you drag the container view it will create a segue and another view. Remove that segue and view.
Then finally ctrl click in your container and drag to your new TableViewContoller. Select Embed.
Style your TableView t...
How do I update if exists, insert if not (AKA “upsert” or “merge”) in MySQL?
...URRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY (id)
);
mysql> REPLACE INTO test VALUES (1, 'Old', '2014-08-20 18:47:00');
Query OK, 1 row affected (0.04 sec)
mysql> REPLACE INTO test VALUES (1, 'New', '2014-08-20 18:47:42');
Query OK, 2 rows affected (0.04 sec)
mysql> SELECT...