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SQL query for today's date minus two months
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If you use MySQL this would become: MyDate < DATE_ADD(NOW(), INTERVAL -2 MONTH)
– Stefan
Feb 27 '14 at 15:51
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Saving an Object (Data persistence)
...med _pickle, but doing this is no longer necessary since the pickle module now does it automatically—see What difference between pickle and _pickle in python 3?.
The rundown is you could use something like the following to ensure that your code will always use the C version when it's available in...
How do I run multiple instances of Android Studio
...ings -> Project Opening.
Check [x] "Confirm window to open project in".
Now open the other (2nd) project with File -> Open... etc.
You will now be asked if you want to open a new window or replace what you already have. Select New Window.
Screenshots:
Older versions:
Go to Setting...
How does a PreparedStatement avoid or prevent SQL injection?
I know that PreparedStatements avoid/prevent SQL Injection. How does it do that? Will the final form query that is constructed using PreparedStatements will be a string or otherwise?
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Why functional languages? [closed]
...mputer programming, I think we still have much to learn. Twenty years from now, programmers will look back in amazement at the primitive nature of the tools we're currently using, including the now-popular OO and FP languages.
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Why is Magento so slow? [closed]
...ply the DB writes stalling due to some badly written SQL, but I do realise now that there is much more going on behind the scenes that initially expected. As a note: caching was disabled due to products being added by the shop owner. When cache was on he complained of products not appearing forcing ...
How can I preview a merge in git?
...seems to be that most people are looking for "the safe way". Strategy 2 is now more of a note that you can simply abort the merge if the merge has conflicts that you're not ready to deal with. Keep in mind if reading comments!]
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What is an 'endpoint' in Flask?
...y_hello')
def give_greeting(name):
return 'Hello, {0}!'.format(name)
Now, when Flask routes the request, the logic looks like this:
URL (http://www.example.org/greeting/Mark) should be handled by Endpoint "say_hello".
Endpoint "say_hello" should be handled by View Function "give_greeting"
H...
How to make a Python script run like a service or daemon in Linux
...ike so:
import os, sys
fpid = os.fork()
if fpid!=0:
# Running as daemon now. PID is fpid
sys.exit(0)
Of course you also need to implement an endless loop, like
while 1:
do_your_check()
sleep(5)
Hope this get's you started.
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Why doesn't Dictionary have AddRange?
...nderlying implementation would bypass the code for duplicate checking.
So now, you have a flag that allows the AddRange to support both cases, but has an undocumented side effect (which is something that the Framework designers worked really hard to avoid).
Summary
As there is no clear, consisten...