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What is the preferred/idiomatic way to insert into a map?
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First of all, operator[] and insert member functions are not functionally equivalent :
The operator[] will search for the key, insert a default constructed value if not found, and return a reference to which you assign a value. Obvi...
How best to include other scripts?
The way you would normally include a script is with "source"
21 Answers
21
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bash HISTSIZE vs. HISTFILESIZE?
... is ongoing.
HISTFILESIZE is the number of lines or commands that (a) are allowed in the history file at startup time of a session, and (b) are stored in the history file at the end of your bash session for use in future sessions.
Notice the distinction between file: on disk - and list: in memory....
Converting a string to int in Groovy
...) self);
}
You can force the non-deprecated version of the method to be called using something awful like:
int num = ((CharSequence) "66").toInteger()
Personally, I much prefer:
int num = 66 as Integer
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How to chain scope queries with OR instead of AND?
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this is really the only pure answer to the OP's question in terms of resources and method. the other answers either (a) require 3rd party apis or (b) require interpolating or or other operators within a text block, neither of which is...
qmake: could not find a Qt installation of ''
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sudo apt-get install qt5-default works for me.
$ aptitude show qt5-default
tells that
This package sets Qt 5 to be the default Qt version to be used when using
development binaries like qmake. It provides a default configuration for
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Generate sql insert script from excel worksheet
...p;C1&"')"
In MS SQL you can use:
SET NOCOUNT ON
To forego showing all the '1 row affected' comments. And if you are doing a lot of rows and it errors out, put a GO between statements every once in a while
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Add Keypair to existing EC2 instance
...asier to start a new EC2 instance and throw away the bad one, but if you really want to fix your files, here is the approach that has worked for many:
Setup
Identify the original instance (A) and volume that contains the broken root EBS volume with the files you want to view and edit.
instance_a=...
Override devise registrations controller
... If you override a Devise controller like this, make sure you copy all views from app/views/devise/registrations to app/views/registrations/ (change for whichever controller you're overriding).
– Jamie Cobbett
Mar 21 '11 at 17:29
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Is it possible to add an HTML link in the body of a MAILTO link [duplicate]
...-link it either before sending, or at the other end when receiving.
For really long urls that will likely wrap due to all the parameters, wrap the link in a less than/greater than symbol. This tells the email client not to wrap the url.
e.g.
<http://www.example.com/foo.php?this=a&really...