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What is difference between Errors and Exceptions? [duplicate]
... programmatically. Examples include FileNotFoundException, ParseException, etc. A programmer is expected to check for these exceptions by using the try-catch block or throw it back to the caller
On the other hand we have unchecked exceptions. These are those exceptions that might not happen if eve...
What's an Aggregate Root?
...hat makes up the "computer, e.g. RGB lighting, Hardware, Power Supply, OS, etc).
– Captain Kenpachi
Jan 7 at 13:52
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Extracting the last n characters from a string in R
...tringr had been remade using stringi as a backend, so should work with NAs etc. now.
– m-dz
Jul 11 '16 at 10:09
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What IDE to use for Python? [closed]
...guage Support -. | | | | | | | | | | .- GUI Designer (Qt, Eric, etc)
Auto Code Completion -. | | | | | | | | | | | | .- Integrated DB Support
Commercial/Free -. | | | | | | | | | | | | | | .- Refactoring
Cross Platform -. | | | | | | | | | ...
Do rails rake tasks provide access to ActiveRecord models?
... require your configuration (which should specify all your required models etc)
eg:
require 'config/environment'
alternatively you can just require each seperately, but you might have environment issues AR not set up etc)
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Why do you create a View in a database?
...ant to give all of your sales people access to the name, address, zipcode, etc. fields, but not credit_card_number. You can create a view that only includes the columns they need access to and then grant them access on the view.
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How to create a string with format?
I need to create a string with format which can convert int, long, double etc. types into string. Using Obj-C, I can do it via below way.
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Environment variables in Mac OS X
...redefined in subshells, not for environment variables that are inherited.
/etc/profile: this is loaded before ~/.profile, but is otherwise equivalent. Use it when you want the variable to apply to terminal programs launched by all users on the machine (assuming they use bash).
~/.MacOSX/environment....
Can't connect to MySQL server error 111 [closed]
... to work. I then figured out that the "bind-address" parameter is in the "/etc/mysql/mysql.conf.d/mysqld.cnf" file. Commented it out over there and it worked!
– Yahya
Aug 17 '17 at 7:39
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How to import an existing X.509 certificate and private key in Java keystore to use in SSL?
... Root CA Certificate is obtained by Tomcat from the
# JDK's truststore in /etc/pki/java/cacerts
# The non-APR HTTPS connector (APR uses OpenSSL-like configuration, much
# easier than this) in server.xml looks like this
# (See: https://tomcat.apache.org/tomcat-6.0-doc/ssl-howto.html):
#
# <Conn...