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Run a string as a command within a Bash script
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You can use eval to execute a string:
eval $illcommando
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Remove array element based on object property
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Iterate through the array, and splice out the ones you don't want. For easier use, iterate backwards so you don't have to take into account the live nature of the array:
for (var i = myArray.length - 1; i >= 0; --i) {
if (myArray[i].field == "money") {
myArray.spl...
ADB Install Fails With INSTALL_FAILED_TEST_ONLY
...your APK is outside the device (on your desktop), then below command would do it:
$ adb install -t hello.apk
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ScrollIntoView() causing the whole page to move
...toView() to scroll the highlighted item in a list into view. When I scroll downwards ScrollIntoView(false) works perfectly. But when I scroll upwards, ScrollIntoView(true) is causing the whole page to move a little which I think is intended.
Is there a way to avoid the whole page move when using Sc...
Removing all empty elements from a hash / YAML?
... that supports recursion
class Hash
def compact(opts={})
inject({}) do |new_hash, (k,v)|
if !v.nil?
new_hash[k] = opts[:recurse] && v.class == Hash ? v.compact(opts) : v
end
new_hash
end
end
end
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How to get Chrome to allow mixed content?
Chrome browser by default is blocking mixed content. How do I adjust my settings/configuration to allow mixed content without making any adjustments on the UI every time?
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Necessary to add link tag for favicon.ico?
...png">
This diferent location may even be a CDN, just like SO seems to do with <link rel="shortcut icon" href="http://cdn.sstatic.net/stackoverflow/img/favicon.ico">.
To learn more about using other file types like PNG check out this question.
For cache busting purposes:
Add a query stri...
Scraping html tables into R data frames using the XML package
How do I scrape html tables using the XML package?
4 Answers
4
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Java RegEx meta character (.) and ordinary dot?
In Java RegEx, how to find out the difference between . (dot) the meta character and the normal dot as we using in any sentence. How to handle this kind of situation for other meta characters too like ( * , + , \d ,...)
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How to resolve : Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core” [du
...%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
but I don't get any error.
Did you include the jstl.jar in your library? If not maybe this causing the problem. And also the 'tld' folder do you have it? And how about your web.xml did you map it?
Have a look on the info about js...