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R: rJava package install failing
When installing rJava using the install.packages("rJava") command I get the following error:
16 Answers
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Force browser to clear cache
Is there a way I can put some code on my page so when someone visits a site, it clears the browser cache, so they can view the changes?
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JavaScript variables declare outside or inside loop?
In AS3 I believe you should initialise all variables outside loops for increased performance. Is this the case with JavaScript as well? Which is better / faster / best-practice?
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Get most recent file in a directory on Linux
Looking for a command that will return the single most recent file in a directory.
21 Answers
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C++, variable declaration in 'if' expression
What's going on here?
8 Answers
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Why is processing a sorted array faster than processing an unsorted array?
Here is a piece of C++ code that shows some very peculiar behavior. For some strange reason, sorting the data miraculously makes the code almost six times faster:
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How to print HTML content on click of a button, but not the page? [duplicate]
I want to print some HTML content, when the user clicks on a button. Once the user clicks on that button, the print dialog of the browser will open, but it will not print the webpage. Instead, it will print the some other HTML content which is not displayed on the page.
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How to convert “camelCase” to “Camel Case”?
I’ve been trying to get a JavaScript regex command to turn something like "thisString" into "This String" but the closest I’ve gotten is replacing a letter, resulting in something like "Thi String" or "This tring" . Any ideas?
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Is there any kind of hash code function in JavaScript?
Basically, I'm trying to create an object of unique objects, a set. I had the brilliant idea of just using a JavaScript object with objects for the property names. Such as,
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What's the difference between “Architectures” and “Valid Architectures” in Xcode Build Settings?
What's the meaning of them and can I set them in different values?
2 Answers
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