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Why is it bad style to `rescue Exception => e` in Ruby?
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TL;DR: Use StandardError instead for general exception catching. When the original exception is re-raised (e.g. when rescuing to log the exception only), rescuing Exception is probably okay.
Exception is the root of Ruby's exception hi...
How to undo a git pull?
...s.
To the commenter
ORIG_HEAD is previous state of HEAD, set by commands that have possibly dangerous behavior, to be easy to revert them. It is less useful now that Git has reflog: HEAD@{1} is roughly equivalent to ORIG_HEAD (HEAD@{1} is always last value of HEAD, ORIG_HEAD is last value of ...
are there dictionaries in javascript like python?
...x","harry"],
"AK":["liza","alex"],
"TX":["fred", "harry"]
};
And to access the values:
states_dictionary.AK[0] //which is liza
or you can use javascript literal object notation, whereby the keys not require to be in quotes:
states_dictionary={
CT:["alex","harry"],
AK:["...
Connection timeout for SQL server
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Yes, you could append ;Connection Timeout=30 to your connection string and specify the value you wish.
The timeout value set in the Connection Timeout property is a time expressed in seconds. If this property isn't set, the timeout value for the connection is the default value (15 seconds).
Mo...
How does a debugger work?
...ary the one that can be 'attached' to already running executable. I understand that compiler translates code to machine language, but then how does debugger 'know' what it is being attached to?
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Check if SQL Connection is Open or Closed
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+1 exactly - use the SqlConnectionState enum as an enum and not turn it into a string.....
– marc_s
Aug 4 '11 at 15:19
4
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How do I configure a Python interpreter in IntelliJ IDEA with the PyCharm plugin?
... Project Structure.
Under the Project menu for Project SDK, select "New" and
Select "Python SDK", then select "Local".
Provided you have a Python SDK installed, the flow should be natural from there - navigate to the location your Python installation lives.
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Is it possible to capture a Ctrl+C signal and run a cleanup function, in a “defer” fashion?
I want to capture the Ctrl+C ( SIGINT ) signal sent from the console and print out some partial run totals.
10 Answers
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What is the difference between and ?
What is the difference between <html lang="en"> and <html lang="en-US"> ? What other values can follow the dash?
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What is the significance of initializing direction arrays below with given values when developing ch
I am new to competitive programming, and I noticed frequently, many of the great coders have these four lines in their code (particularly in those involving arrays):
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