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How to get xdebug var_dump to show full object/array
... I contend that the a display_max_depth of 5 is not sane if you actually expect to get any information from your var_dump
– Ben Harold
Feb 19 '14 at 0:06
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How do I search within an array of hashes by hash values in ruby?
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You're looking for Enumerable#select (also called find_all):
@fathers.select {|father| father["age"] > 35 }
# => [ { "age" => 40, "father" => "Bob" },
# { "age" => 50, "father" => "Batman" } ]
Per the documentation, it "returns an array contai...
Named Branches vs Multiple Repositories
...ository. Your working copy will always reflect a single changeset, the so-called working copy parent changeset. Check this with:
% hg parents
Let's say that it reports [y]. You can see the heads with
% hg heads
and this will report [y] and [d]. If you want to update your repository to a clean ...
Check if one list contains element from the other
...ked, it works perfect as long as you have right equals implemented. that's all matters!
– Syed Siraj Uddin
Feb 8 '19 at 12:51
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List files in local git repo?
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This command:
git ls-tree --full-tree -r --name-only HEAD
lists all of the already committed files being tracked by your git repo.
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In C#, What is a monad?
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Most of what you do in programming all day is combining some functions together to build bigger functions from them. Usually you have not only functions in your toolbox but also other things like operators, variable assignments and the like, but generally your...
How do I pass a unique_ptr argument to a constructor or a function?
...e_ptr<Base> n)
: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the p...
Use C++ with Cocoa Instead of Objective-C?
... superset of C. In Objective-C++, you can make objc-style message passing calls (like [some-objc-object callMethod];) from within a C++ function. Conversely, you can call C++ functions from within ObjC code like:
@interface MyClass {
MyCPPClass *cppInstance;
}
@end
@implementation MyClass
- (i...
What size should apple-touch-icon.png be for iPad and iPhone?
...pdates ... makes this answer super relevant!
– Chris Allinson
Jun 24 '15 at 20:30
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It's worth no...
psql - save results of command to a file
I'm using psql's \dt to list all tables in a database and I need to save the results.
10 Answers
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