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kill -3 to get java thread dump
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You could alternatively use jstack (Included with JDK) to take a thread dump and write the output wherever you want. Is that not available in a unix environment?
jstack PID > outfile
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Creating a DateTime in a specific Time Zone in c#
... So, the real problem with DateTimeOffset is that it doesn't include enough information. It's includes an offset, not a time zone. The offset is ambiguous with multiple time zones.
– Triynko
Feb 18 '16 at 22:30
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C/C++ macro string concatenation
...and its argument isn't a macro - you had a typo in the name, or forgot to #include the header file - then the compiler will happily put the purported macro name into the string with no error.
If you intend that the argument to STRINGIZE is always a macro with a normal C value, then
#define STRINGI...
What are the differences between vector and list data types in R?
... which are really folded atomic objects, dataframes can hold varying types including factor types.
There's also the caveat that the is.vector function will return FALSE when there are attributes other than names. See: what is vector?
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Why is a round-trip conversion via a string not safe for a double?
...hared Source CLI 2.0) in your debugger and examine v at the end of main:
#include <stdlib.h>
#include <string.h>
#include <math.h>
#define min(a, b) (((a) < (b)) ? (a) : (b))
struct NUMBER {
int precision;
int scale;
int sign;
wchar_t digits[20 + 1];
NUMBE...
What is the canonical way to determine commandline vs. http execution of a PHP script?
...eb server and PHP
Although not exhaustive, the possible return values include aolserver, apache, apache2filter, apache2handler, caudium, cgi (until PHP 5.3), cgi-fcgi, cli, cli-server, continuity, embed, isapi, litespeed, milter, nsapi, phttpd, pi3web, roxen, thttpd, tux, and webjames.
In PHP...
Difference between `const shared_ptr` and `shared_ptr`?
...o understand... copy-paste the below code to check on any c++11 compiler
#include <memory>
using namespace std;
class A {
public:
int a = 5;
};
shared_ptr<A> f1() {
const shared_ptr<A> sA(new A);
shared_ptr<A> sA2(new A);
sA = sA2; // compile-error
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Is there a difference between “==” and “is”?
...mory, referred to as a "singleton" in the documentation.
Use cases for is include:
None
enum values (when using Enums from the enum module)
usually modules
usually class objects resulting from class definitions
usually function objects resulting from function definitions
anything else that should...
Django: How to completely uninstall a Django app?
... And for completeness, you'll typically need to remove a reference to include("appname.urls") from the project's urls.py
– nigel222
Jul 18 '19 at 16:14
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Checking if a field contains a string
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Please include a code snippet demonstrating the usage of regular expressions for searching. Answers should include more information than just a link...
– maerics
May 16 '12 at 5:13
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