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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'.
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Matching an empty input box using CSS
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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]
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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 the JUnit XML format specification that Hudson supports?
... a test protocol:
<testsuite tests="3">
<testcase classname="foo1" name="ASuccessfulTest"/>
<testcase classname="foo2" name="AnotherSuccessfulTest"/>
<testcase classname="foo3" name="AFailingTest">
<failure type="NotEnoughFoo"> details about failure...
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...
git pull aborted with error filename too long
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@cchamberlain C:/foo/bar/baz is perfectly valid, though while \foo\bar\baz is also valid (it will refer to whatever logical drive the current working directory is on) /foo/bar/baz may cause ambiguity with command-line flags.
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Xcode 4 - build output directory
... to do wacky stuff to find the app.
xcodebuild -sdk "iphoneos" -workspace Foo.xcworkspace -scheme Foo -configuration "Debug" DEPLOYMENT_LOCATION=YES DSTROOT=tmp DWARF_DSYM_FOLDER_PATH=tmp build
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Can I use GDB to debug a running process?
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Yes you can. Assume a process foo is running...
ps -elf | grep foo
look for the PID number
gdb -a {PID number}
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improve this answer
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Running V8 Javascript Engine Standalone
...> ./v8-shell
V8 version 2.0.2
> var x = 10;
> x
10
> function foo(x) { return x * x; }
> foo
function foo(x) { return x * x; }
> quit()
Executing Javascript from the command line:
$> ./v8-shell -e 'print("10*10 = " + 10*10)'
10*10 = 100
Many more features are documented i...
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...