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How to change the foreign key referential action? (behavior)
...r, so I wrote something to make the statements for me. Figured I'd share:
SELECT
CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` DROP FOREIGN KEY `' ,rc.CONSTRAINT_NAME,'`;')
, CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` ADD CONSTRAINT `' ,rc.CONSTRAINT_NAME ,'` FOREIGN KEY (`',kcu.COLUMN_NAME,
...
What is a lambda (function)?
...tual SQL to execute using expression trees.
The statement above becomes:
select ... from [tablename]
where [FieldName] > 15 --this line was 'read' from the lambda function
This is different from normal methods or anonymous delegates (which are just compiler magic really) because they ca...
How do I make an attributed string using Swift?
...ng: " Attributed Strings")
myString.append(attrString)
Next we'll just select the "Strings" word, which starts at index 17 and has a length of 7. Notice that this is an NSRange and not a Swift Range. (See this answer for more about Ranges.) The addAttribute method lets us put the attribute key n...
Using npm behind corporate proxy .pac
...hat I did is as follows:
Used Fiddler, with "Automatically Authenticate" selected
In fiddler custom rules, i added
if (m_AutoAuth) {oSession["X-AutoAuth"] = "domain\\username:password";}
Finally in npm i set the proxy to http://localhost:8888
This worked fine.
...
Can I use my existing git repo with openshift?
...rting PHP 5.4 cartridge (Apache+mod_php)
remote: Application directory "/" selected as DocumentRoot
remote: -------------------------
remote: Git Post-Receive Result: success
remote: Activation status: success
remote: Deployment completed with status: success
To ssh://23456789@myapp-namespace.rhclou...
Detecting 'stealth' web-crawlers
... goes the whole argument. who says web crawlers visits sites in sequential selections? another huge assumption.
– KJW
Oct 9 '13 at 0:34
...
Get statistics for each group (such as count, mean, etc) using pandas GroupBy?
...1.42 0.63 0.98 1.20 1.42 1.65 1.87
To get specific statistics, just select them,
df.groupby(['A', 'B'])['C'].describe()[['count', 'mean']]
count mean
A B
bar one 1.0 0.400157
three 1.0 2.240893
two 1.0 -0.977278
foo one 2.0 ...
Differences between action and actionListener
...not really useful on command components. They are more useful on input and select components <h:inputXxx>/<h:selectXxx>. In command components, just stick to action and/or actionListener for clarity and better self-documenting code. Moreover, like actionListener, the f:ajax listener does...
Design Patterns: Factory vs Factory method vs Abstract Factory
...vide hotels or / and provide tourist attraction packages. Now, when a user selects next, the website needs to decide what objects it needs to create. Should it only create the travel or hotel object too.
Now, if you envision adding another website to your portfolio, and you believe that the same co...
Generate random numbers uniformly over an entire range
... 32767 values in the range, and the remaining 4017233 values will never be selected by this algorithm.
– Mooing Duck
Aug 1 '13 at 18:28
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