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Case insensitive access for generic dictionary
...omparer at the point where you try to get a value. If you think about it, "foo".GetHashCode() and "FOO".GetHashCode() are totally different so there's no reasonable way you could implement a case-insensitive get on a case-sensitive hash map.
You can, however, create a case-insensitive dictionary in...
How can I make a JUnit Test wait?
... SomeCacheObject sco = new SomeCacheObject();
sco.putWithExipration("foo", 1000);
TimeUnit.MINUTES.sleep(2);
assertNull(sco.getIfNotExipred("foo"));
}
This library provides more clear interpretation for time unit. You can use 'HOURS'/'MINUTES'/'SECONDS'.
...
Get URL query string parameters
...
note: $_SERVER['QUERY_STRING'] will show foo=bar2 for query string like foo=bar1&foo=bar2
– Timo Huovinen
May 9 '13 at 13:39
...
Remove/hide a preference from the screen
...u have to do this:
XML:
<PreferenceCategory
android:key="category_foo"
android:title="foo">
<CheckBoxPreference
android:key="checkPref" />
Java:
CheckBoxPreference mCheckBoxPref = (CheckBoxPreference) findPreference("checkPref");
PreferenceCategory mCategory = (...
How to HTML encode/escape a string? Is there a built-in?
...ethods to encode and decode HTML as well as URLs.
CGI::escapeHTML('Usage: foo "bar" <baz>')
# => "Usage: foo &quot;bar&quot; &lt;baz&gt;"
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Pass ruby script file to rails console
Is there a way to pass ruby file, foo.rb to rails console. Expected results would be after console starts rails environment to run file.
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Matching an empty input box using CSS
...
If only the field is required you could go with input:valid
#foo-thing:valid + .msg { visibility: visible!important; }
<input type="text" id="foo-thing" required="required">
<span class="msg" style="visibility: hidden;">Yay not empty</span>
See live o...
Ruby, !! operator (a/k/a the double-bang) [duplicate]
...
So basically, !!foo is equivalent to not (foo == nil or foo == false)
– FloatingRock
Mar 30 '17 at 15:43
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What is a covariant return type?
...ct. You could override this in your own class as follows:
public class MyFoo
{
...
// Note covariant return here, method does not just return Object
public MyFoo clone()
{
// Implementation
}
}
The benefit here is that any method which holds an explicit reference to a MyF...
Where is the syntax for TypeScript comments documented?
...dmap
Current
TypeScript uses JSDoc. e.g.
/** This is a description of the foo function. */
function foo() {
}
To learn jsdoc : https://jsdoc.app/
But you don't need to use the type annotation extensions in JSDoc.
You can (and should) still use other jsdoc block tags like @returns etc.
Example
Jus...