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Ruby: Easiest Way to Filter Hash Keys?
...with just the choices in it.
choices = params.select { |key, value| key.to_s.match(/^choice\d+/) }
or you can use delete_if and modify the existing Hash e.g.
params.delete_if { |key, value| !key.to_s.match(/choice\d+/) }
or if it is just the keys and not the values you want then you can do:
p...
Set Focus on EditText
...Focus()) {
getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
}
EDIT: Adding extra info to the answer after the checkLiganame method was added.
In the checkLiganame method you check if the cursor is null. The cursor will always return an object, so the c...
Detecting value change of input[type=text] in jQuery
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just remenber that 'on' is recomended over the 'bind' function, so always try to use a event listener like this:
$("#myTextBox").on("change paste keyup", function() {
alert($(this).val());
});
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Linking static libraries to other static libraries
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How to disassemble one single function using objdump?
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+1 undocumented feature! -ex 'command' isn't in man gdb!? But is in fact listed in gdb docs. Also for others, stuff like /bin/ls might be stripped, so if that exact command displays nothing, try another object! Can also specify file/object as bareword arg...
JavaScript/JQuery: $(window).resize how to fire AFTER the resize is completed?
...axing stuff you do
}, 250);
$(window).on('resize', myEfficientFn);
Ref: http://davidwalsh.name/javascript-debounce-function
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Very large matrices using Python and NumPy
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It's a bit alpha, but http://blaze.pydata.org/ seems to be working on solving this.
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Gradle store on local file system
...does Gradle store them? I checked the .gradle folder there, but saw only compiled scripts.
15 Answers
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how to check the jdk version used to compile a .class file [duplicate]
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You're looking for this on the command line (for a class called MyClass):
On Unix/Linux:
javap -verbose MyClass | grep "major"
On Windows:
javap -verbose MyClass | findstr "major"
You want the major version from the results. Here are some example va...
Path of assets in CSS files in Symfony 2
...t only if you will never serve the files from a subdirectory, for example: http://example.org/sub/.
– apfelbox
Aug 22 '12 at 22:31
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