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How can I check if a URL exists via PHP?
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some websites have a different $file_headers[0] on error page. for example, youtube.com. its error page having that value as HTTP/1.0 404 Not Found(difference is 1.0 and 1.1). what to do then?
– Krishna Raj K
Mar 17 '12 at 7:34
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github: No supported authentication methods available
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If you're using Pageant and are getting the error described in the question after rebooting your PC (or otherwise closing and reopening Pageant):
The error can be caused by Pageant not having your GitHub SSH key actively loaded. By default, Pageant does NOT automatic...
How to do a https request with bad certificate?
...ppen to know a site where I can test this? golang org now doesn't throw an error anymore.
– topskip
Nov 8 '17 at 7:57
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Export a graph to .eps file with R
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Thanks. I am tryin' to use it, but there is an error : graph margins too large...
– the_drug
Mar 1 '11 at 9:42
6
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How to redirect to Index from another controller?
... how to redirect to a view without a controller? such as Shared/Error
– Dylan Czenski
May 20 '16 at 15:36
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What is the difference between “AS” and “IS” in an Oracle stored procedure?
...cordType;
END SomePackage;
Use of AS in the package yields the following error:
Error(2,30): PLS-00103: Encountered the symbol "TABLE" when expecting one of the following: object opaque
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How to close tag properly?
...me bits may have changed
Partly this is because browsers try very hard to error correct. Also, because there has much confusion about self-closing tags, and void tags. Finally, The spec has changed, or hasn't always been clear, and browsers try to be backwards compatible.
So, while you can pro...
#define macro for debug printing in C?
...r macro
else
do_something_useful(x, y);
And the else is now a syntax error. The do { ... } while(0) loop avoids both these problems.
There's one other way of writing the macro which might work:
/* BAD - BAD - BAD */
#define debug_print(...) \
((void)((DEBUG) ? fprintf(stderr, __...
Where can I get a list of Ansible pre-defined variables?
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"options": "rw,errors=remount-ro",
"size_available": 77685088256,
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How to parse JSON in Scala using standard Scala classes?
...answer, it led me down the right path. However, it isn't great at handling error conditions. If the desired node does not exist, you get a cast exception. I've adapted this slightly to make use of Option to better handle this.
class CC[T] {
def unapply(a:Option[Any]):Option[T] = if (a.isEmpty) {
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