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detach all packages while working in R

...*) is not necessary but can be useful to prevent the NULL reply from vertically spamming the R window. (edit: 9/20/2019) In version 3.6.1 It may be helpful to convert loaded only names(sessionInfo()$loadedOnly) to explicitly attached packages first, and then detach the packages, as so. lapply(names(...
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A worthy developer-friendly alternative to PayPal [closed]

...ange from PayPal because I think they are expensive and it doesn't work in all countries. Furthermore, I think that the API is sufficient, but could be better. The API documentation, however, is total utter crap . ...
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Get a filtered list of files in a directory

...t a list of files in a directory using Python, but I do not want a list of ALL the files. 14 Answers ...
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How can I use jQuery to make an input readonly?

... Note that readonly does not apply to all inputs. [HTML attribute: readonly](See developer.mozilla.org/en-US/docs/Web/HTML/Attributes/readonly). I attempted to create a select that would allow the options to be shown, but not an other option to be selected. This ...
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Capturing mobile phone traffic on Wireshark

... suggestions: For Android phones, any network: Root your phone, then install tcpdump on it. This app is a tcpdump wrapper that will install tcpdump and enable you to start captures using a GUI. Tip: You will need to make sure you supply the right interface name for the capture and this varies from...
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Is there a way to recover from an accidental “svn revert”?

... No, (absolutely) NO. If you say to Subversion it should revert a file, all changes are gone by the wind. Only your memory can get them back. Exception: New files you had added, will only lose their status "added", but the file will remain in this directory, only status is unknown("?") Plat...
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?

... No, the limits are imposed on the domain. So you could technically get FF up to 12 connections if you had a subdomain in addition to your site. – Bob Feb 18 '09 at 13:39 ...
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In jQuery, how do I get the value of a radio button when they all have the same name?

... @PavanAlapati We cannot really tell you why without seeing your HTML as well; ideally, you would post a new question with your exact HTML snippet and the code you are using. You should only get undefined though, if: The name in the selector does not m...
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How do CSS triangles work?

... answered Jul 17 '14 at 16:30 web-tikiweb-tiki 83.3k2626 gold badges190190 silver badges223223 bronze badges ...
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How to add a WiX custom action that happens only on uninstall (via MSI)?

I would like to modify an MSI installer (created through WiX ) to delete an entire directory on uninstall. 6 Answers ...