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How to move the cursor word by word in the OS X Terminal
...stand for “Forward” and “Back”. Control-F moves the cursor Forward one character, and Control-B moves the cursor back one. Using the Meta modifier (or ESC) means “move by words”. These are emacs-compatible bindings. If you’re using bash, there’s an option to use vi-compatible binding...
Linq to Entities - SQL “IN” clause
...m in a regular list in .NET.
There are two ways of doing this using LINQ, one uses query syntax and the other uses method syntax. Essentially, they are the same and could be used interchangeably depending on your preference:
Query Syntax:
var selected = from u in users
where new[]...
How to add items to a spinner in Android?
...tried all the methods above and a few other tutorials, but this i the only one that worked for me. Thank you so much!
– snapplex
Feb 7 '14 at 23:42
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
...OS X uses 2.2), PHP and all the extensions you need, then upgrade all with one command. Forget to do the same with Homebrew.
MacPorts support groups.
foo@macpro:~/ port select --summary
Name Selected Options
==== ======== =======
db none db46 none
gcc ...
Foreign keys in mongo?
...field :name
has_many :scores
end
Edit:
> db.foo.insert({group:"phones"})
> db.foo.find()
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "group" : "phones" }
{ "_id" : ObjectId("4df6540fe90592692ccc9941"), "group" : "phones" }
>db.foo.find({'_id':ObjectId("4df6539ae...
Creating PHP class instance with a string
I have two classes, class ClassOne { } and class ClassTwo {} . I am getting a string which can be either "One" or "Two" .
...
How to merge 2 JSON objects from 2 files using jq?
...If you also want to get rid of the other keys (like your expected result), one way to do it is this:
jq -s '.[0] * .[1] | {value: .value}' file1 file2
Or the presumably somewhat more efficient (because it doesn't merge any other values):
jq -s '.[0].value * .[1].value | {value: .}' file1 file2
...
Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
...tables / columns.
It is only a guess, but it seems mysql_upgrade was not done for this instance, causing the behavior seen.
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How do I step out of a loop with Ruby Pry?
... is glitched such that I need to close that terminal tab and move to a new one. However !!! does not have this aggravating effect.
– Topher Hunt
Apr 1 '15 at 23:08
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Explanation of strong and weak storage in iOS5
...to it. Even if weak pointers point to it, once the last strong pointer is gone, the object will be deallocated, and all remaining weak pointers will be zeroed out.
Perhaps an example is in order.
Imagine our object is a dog, and that the dog wants to run away (be deallocated).
Strong pointers are...