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GUI Tool for PostgreSQL [closed]
...ps://wiki.postgresql.org/wiki/PostgreSQL_Clients
And of course PostgreSQL itself comes with pgAdmin, a GUI tool for accessing Postgres databases.
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Double negation (!!) in javascript - what is the purpose? [duplicate]
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It casts to boolean. The first ! negates it once, converting values like so:
undefined to true
null to true
+0 to true
-0 to true
'' to true
NaN to true
false to true
All other expressions to false
Then the other ! negate...
CURL Command Line URL Parameters
I am trying to send a DELETE request with a url parameter using CURL. I am doing:
2 Answers
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jQuery - replace all instances of a character in a string [duplicate]
This does not work and I need it badly
3 Answers
3
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Responsive web design is working on desktop but not on mobile device
I have a website which must be responsive for mobile phones. I've created it using my desktop. When I adjust browser windows it's working perfectly for mobile phone but when I check it on my real mobile phone: Samsung Galaxy S2 it's not responsive to the mobile view.
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How does the Amazon Recommendation feature work?
...mendation is currently the best in the market, but how do they provide us with such relevant recommendations?
8 Answers
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How can I find the method that called the current method?
...ered parsing the stack trace, but I am hoping to find a cleaner more explicit way, something like Assembly.GetCallingAssembly() but for methods.
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How to calculate a logistic sigmoid function in Python?
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This should do it:
import math
def sigmoid(x):
return 1 / (1 + math.exp(-x))
And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-o...
How to check if AlarmManager already has an alarm set?
When my app starts, I want it to check if a particular alarm (registered via AlarmManager) is already set and running. Results from google seem to indicate that there is no way to do this. Is this still correct? I need to do this check in order to advise the user before any action is taken to create...