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Setting ANDROID_HOME enviromental variable on Mac OS X
Could anybody post a working solution for setting ANDROID_HOME via the terminal?
12 Answers
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Can I bind an array to an IN() condition?
...
<?php
$ids = array(1, 2, 3, 7, 8, 9);
$inQuery = implode(',', array_fill(0, count($ids), '?'));
$db = new PDO(...);
$stmt = $db->prepare(
'SELECT *
FROM table
WHERE id IN(' . $inQuery . ')'
);
// bindvalue is 1-indexed, so $k+1
foreach ($ids as $k => $id)
$stmt->...
Why can I throw null in Java? [duplicate]
...ointerException and not a FileNotFoundException
– php_coder_3809625
Aug 24 '16 at 5:50
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Why does Python code run faster in a function?
...e names are assigned to indexes. This is possible because you can't dynamically add local variables to a function. Then retrieving a local variable is literally a pointer lookup into the list and a refcount increase on the PyObject which is trivial.
Contrast this to a global lookup (LOAD_GLOBAL), w...
rails 3 validation on uniqueness on multiple attributes
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In Rails 2, I would have written:
validates_uniqueness_of :zipcode, :scope => :recorded_at
In Rails 3:
validates :zipcode, :uniqueness => {:scope => :recorded_at}
For multiple attributes:
validates :zipcode, :uniqueness => {:scope => [:recorded_at...
How do you set the Content-Type header for an HttpClient request?
...
?? typeof(System.Net.Http.Headers.HttpRequestHeaders)
.GetField("s_invalidHeaders", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
if (field != null)
{
var invalidFields = (HashSet<string>)field.GetValue(null);
invalidFields.Remove("Content-Type...
How do you implement a private setter when using an interface?
...Foo { get; private set; } // private
public int Foo
{
get { return _foo; } // no setter
}
public void Poop(); // this member also not part of interface
Setter is not part of interface, so it cannot be called via your interface:
IBar bar = new Bar();
bar.Foo = 42; // will not work thu...
“render :nothing => true” returns empty plaintext file?
...nt type like this:
render :nothing => true, :status => 200, :content_type => 'text/html'
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How to check if the user can go back in browser history or not
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Does not work if a window was opened with target="_blank" to force a new window. The back button on the browser won't work, but there will be a document.referrer
– Mike_K
Mar 26 '13 at 15:54
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How can I specify a local gem in my Gemfile?
...nly by using the following configuration option:
$ bundle config local.GEM_NAME /path/to/local/git/repository
This is extremely helpful if you're developing two gems or a gem and a rails app side-by-side.
Note though, that this only works when you're already using git for your dependency, for ex...