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Are unused CSS images downloaded?
...ext/css">
.nonexistent {
background: url('index.php?foo');
}
</style>
</head>
<body>
<?php if(isset($_GET['foo'])) {
file_put_contents('test.txt', $_SERVER['HTTP_USER_AGENT']);
} ?>
</body>
</html>
If test.t...
How do I get an object's unqualified (short) class name?
...0535163879 s ClassA
Explode: 2.6507515668869 s ClassA
Code
namespace foo\bar\baz;
class ClassA{
public function getClassExplode(){
return explode('\\', static::class)[0];
}
public function getClassReflection(){
return (new \ReflectionClass($this))->getShortName...
Static Initialization Blocks
...h it from a field? For example, how would you want to write:
public class Foo {
private static final int widgets;
static {
int first = Widgets.getFirstCount();
int second = Widgets.getSecondCount();
// Imagine more complex logic here which really used first/second
...
Why shouldn't Java enum literals be able to have generic type parameters?
...ugh things seem constant, they aren't. Consider public final static String FOO; with a static block static { FOO = "bar"; } - also constants are evaluated even when known at compile time.
– Martin Algesten
Nov 27 '10 at 9:47
...
How can I change an element's text without changing its child elements?
...
For the specific case you mentioned:
<div id="foo">
**text to change**
<someChild>
text that should not change
</someChild>
<someChild>
text that should not change
</someChild>
</div>
... this is very easy:
...
How to define hash tables in Bash?
... supports mkdir -d? (Not 4.3, on Ubuntu 14. I'd resort to mkdir /run/shm/foo, or if that filled up RAM, mkdir /tmp/foo.)
– Camille Goudeseune
Aug 22 '17 at 21:56
1
...
Why do you have to call .items() when iterating over a dictionary in Python?
...en that for every other type of builtin iterable that I can think of, x in foo only if i in for i in foo assumes the value of x at some point, I would say that it would be a very huge inconsistency.
– aaronasterling
Sep 19 '10 at 5:49
...
What is the purpose of @SmallTest, @MediumTest, and @LargeTest annotations in Android?
...
adb shell am instrument -w -e size [small|medium|large] com.android.foo/android.support.test.runner.AndroidJUnitRunner
You may also setup those params through gradle:
android {
...
defaultConfig {
...
testInstrumentationRunnerArgument 'size', '...
Using the RUN instruction in a Dockerfile with 'source' does not work
...ELL instruction:
...
RUN powershell -command Execute-MyCmdlet -param1 "c:\foo.txt"
...
The command invoked by docker will be:
cmd /S /C powershell -command Execute-MyCmdlet -param1 "c:\foo.txt"
This is inefficient for two reasons. First, there is an un-necessary
cmd.exe command proce...
Reference list item by index within Django template?
...
The annoying thing is that I can't say {{ data.foo }}, where foo is a variable with an index value in it and not a property name.
– Mike DeSimone
Jan 10 '11 at 23:06
...