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Xcode stops working after set “xcode-select -switch”
...nt versions of Xcode, you can go to Xcode ➙ Preferences… ➙ Locations and pick one of the options for Command Line Tools to set the location.
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Passing command line arguments to R CMD BATCH
.... I am now at the point where I would like to pass an argument to the command, but am having some issues getting it working. If I do R CMD BATCH my_script.R blabla then blabla becomes the output file, rather than being interpreted as an argument available to the R script being executed.
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Can I get chrome-devtools to actually search all JS sources?
...want to search within content sources which are scripts used by extensions and the internal browser API, you enable it in the Settings of DevTools and then from any panel in DevTools you can type Ctrl + Shift + F or (on Mac) Options + Command + F (⌥⌘F) to search across all sources, snippets, and...
How can I check if a key is pressed during the click event with jQuery?
I would like to catch a click event with jQuery and be able to tell if a key was pressed at the same time so I can fork within the callback function based on the keypress event.
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javascript remove “disabled” attribute from html input
...upported in IE11. It's marked as unknown on can I use, so I just opened IE and checked if it works. It does.
– Artur
Oct 11 '19 at 15:27
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Checking if jquery is loaded using Javascript
... presence of jQuery. If jQuery isn't loaded then $() won't even run at all and your callback won't execute, unless you're using another library and that library happens to share the same $() syntax.
Remove your $(document).ready() (use something like window.onload instead):
window.onload = function(...
Programmatically find the number of cores on a machine
...;sysinfo);
int numCPU = sysinfo.dwNumberOfProcessors;
Linux, Solaris, AIX and Mac OS X >=10.4 (i.e. Tiger onwards)
int numCPU = sysconf(_SC_NPROCESSORS_ONLN);
FreeBSD, MacOS X, NetBSD, OpenBSD, etc.
int mib[4];
int numCPU;
std::size_t len = sizeof(numCPU);
/* set the mib for hw.ncpu */
mib[...
Non greedy (reluctant) regex matching in sed?
...that don't work this way for sure, e.g. when parsing URL for its host part and pathname with final slash assumed optional to be excluded from capturing: ^(http:\/\/.+?)/?$
– Thomas Urban
Mar 17 at 8:40
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How to apply an XSLT Stylesheet in C#
I want to apply an XSLT Stylesheet to an XML Document using C# and write the output to a File.
4 Answers
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Google Maps V3 - How to calculate the zoom level for a given bounds
...e willing to change the size of the map div, you have to choose which size and corresponding zoom level you change to (roughly speaking, do you make it larger or smaller than it currently is?).
If you really need to calculate the zoom, rather than store it, this should do the trick:
The Mercator p...