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Java Name Hiding: The Hard Way
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You can cast a null to the type and then invoke the method on that (which will work, since the target object isn't involved in invocation of static methods).
((net.foo.X) null).doSomething();
This has the benefits of
being side-effect free (a problem w...
is it possible to evenly distribute buttons across the width of an android linearlayout
...ally) that contains 3 buttons. I want the 3 buttons to have a fixed width and be evenly distributed across the width of the linear layout.
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Python time measure function
I want to create a python function to test the time spent in each function and print its name with its time, how i can print the function name and if there is another way to do so please tell me
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Cannot change version of project facet Dynamic Web Module to 3.0?
...ate a dynamic webapp in Eclipse. I added some folders like src/test/java and src/test/resources . Also I changed the library in Java Build Path to obtain the JavaSE-1.7. It's all OK up to here.
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HTML select form with option to enter custom value
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HTML5 has a built-in combo box. You create a text input and a datalist. Then you add a list attribute to the input, with a value of the id of the datalist.
Update: As of March 2019 all major browsers (now including Safari 12.1 and iOS Safari 12.3) support datalist to the level ne...
Understanding Python's “is” operator
...e value.
From the documentation for the is operator:
The operators is and is not test for object identity: x is y is true if and only if x and y are the same object.
Use the == operator instead:
print(x == y)
This prints True. x and y are two separate lists:
x[0] = 4
print(y) # prints [1...
Simplest way to read json from a URL in java
This might be a dumb question but what is the simplest way to read and parse JSON from URL in Java ?
11 Answers
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Concatenate text files with Windows command line, dropping leading lines
I need to concatenate some relatively large text files, and would prefer to do this via the command line. Unfortunately I only have Windows, and cannot install new software.
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gulp command not found - error after installing gulp
I've installed gulp both globally and locally using
39 Answers
39
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Input placeholders for Internet Explorer
...s, one I saw was jQuery-html5-placeholder.
I tried the demo out with IE9, and it looks like it wraps your <input> with a span and overlays a label with the placeholder text.
<label>Text:
<span style="position: relative;">
<input id="placeholder1314588474481" name="text" ...