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How do you discover model attributes in Rails?
... current_sign_in_at: datetime, last_sign_in_at: datetime,
current_sign_in_ip: string, last_sign_in_ip: string, created_at: datetime,
updated_at: datetime)"
Alternatively, having run rake db:create and rake db:migrate for your development environment, the file db/schema.rb will contain the author...
Catch multiple exceptions at once?
...e as many lines and far less readable.
– João Bragança
Sep 4 '12 at 21:57
24
@JoãoBragança: W...
Difference between Python datetime vs time modules
...stamping.
If the system additionally runs the network time protocol (NTP) dæmon, one ends up with a pretty solid time base.
Here is the documentation of the time module.
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What is the strict aliasing rule?
...an example that should not be surprising (live example):
int x = 10;
int *ip = &x;
std::cout << *ip << "\n";
*ip = 12;
std::cout << x << "\n";
We have a int* pointing to memory occupied by an int and this is a valid aliasing. The optimizer must assume that assignments...
How to easily truncate an array with JavaScript?
... as they are declared but not assigned any value.
– Håvard Geithus
Jun 15 '15 at 18:06
3
Amazing...
How to immediately see compile errors in project tree of IntelliJ Idea?
...
@MadsMobæk Thanks, but there is no "Problems" view listed in IntelliJ 12.1.4: !screenshot
– Brent Faust
Jul 11 '13 at 2:01
...
How to hash some string with sha256 in Java?
...code from the library and copy its code!
– Olav Grønås Gjerde
May 10 '16 at 10:11
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Net::SMTPAuthenticationError when sending email from Rails app (on staging environment)
...ethod = :smtp
config.action_mailer.default_url_options = { :host => "my.ip.addr.here" }
config.action_mailer.smtp_settings = {
:address => "smtp.gmail.com",
:port => 587,
:domain => 'my.ip.addr.here:80',
:user_name => "my_email_name@gmail.com",
:password ...
jQuery, simple polling example
...always(function() { setTimeout(doPoll, 5000); });
– Mårten Wikström
May 6 '13 at 19:21
6
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Xcode 4 hangs at “Attaching to (app name)”
...
community wiki
Pål Brattberg
7
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