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How to resolve : Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core” [du
... and when I focus it the tag is : can not find the library descriptor for http://java.sun.com/jsp/jstl/core
17 Answers
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How to deal with persistent storage (e.g. databases) in Docker
...hello
docker run -d -v hello:/container/path/for/volume container_image my_command
This means that the data-only container pattern must be abandoned in favour of the new volumes.
Actually the volume API is only a better way to achieve what was the data-container pattern.
If you create a containe...
Forward an invocation of a variadic function in C
...a va_list instead of a variable number of arguments, you can't do it. See http://c-faq.com/varargs/handoff.html.
Example:
void myfun(const char *fmt, va_list argp) {
vfprintf(stderr, fmt, argp);
}
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Find size of Git repository
...ize: git count-objects -vH (see answer by @VonC)
For different ideas of "complete size" you could use:
git bundle create tmp.bundle --all
du -sh tmp.bundle
Close (but not exact:)
git gc
du -sh .git/
With the latter, you would also be counting:
hooks
config (remotes, push branches, settings...
Changing iframe src with Javascript
...p>Click on link bellow to change iframe content:</p>
<a href="http://www.bing.com" target="search_iframe">Bing</a> -
<a href="http://en.wikipedia.org" target="search_iframe">Wikipedia</a> -
<a href="http://google.com" target="search_iframe">Google</a> ...
How can I convince IE to simply display application/json rather than offer to download it?
...seudo-protocol. Enter a URL like this into the address bar:
view-source:http://myserver/MyUrl/That/emits/Application/json
This pseudo-protocol used to be supported in IE, also, until WinXP-sp2, when Microsoft disabled it for security reasons.
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What are the benefits of using C# vs F# or F# vs C#? [closed]
I work for a tech company that does more prototyping than product shipment. I just got asked what's the difference between C# and F#, why did MS create F# and what scenarios would it be better than C#.
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what is the unsigned datatype?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Returning a C string from a function
...me);
return szBuffer;
}
That is, your program will crash because the compiler (may/may not) have released the memory used by szBuffer by the time the printf() in main() is called. (Your compiler should also warn you of such problems beforehand.)
There are two ways to return strings that won't...