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Best practices: throwing exceptions from properties
...t won't; it could easily be calling code that does. Even the simple act of allocating a new object (like a string) could result in exceptions. You should always write your code defensively and expect exceptions from anything you invoke.
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When creating a service with sc.exe how to pass in context parameters?
...ine interpreter must be expecting this and requiring the command to become tokenized by using space as the delimiter.
– mrswadge
Mar 20 '13 at 9:24
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Which terminal command to get just IP address and nothing else?
...egular expressions or otherwise we can't use the lookbehind (?<=inet\s) token. You can get a similar result by running grep -oe 'inet [0-9\.]\+' or grep -oe 'inet6 [0-9a-f:]\+' but this way I can't get rid of the first word. In SuSE man grep reports that -P flag is experimental.
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When should I use std::thread::detach?
...'s a situation when using detach would be a less evil alternative to, say, allocating thread object with dynamic storage duration and then purposely leaking it.
#include <LegacyApi.hpp>
#include <thread>
auto LegacyApiThreadEntry(void)
{
auto result{NastyBlockingFunction()};
//...
How to obtain the last path segment of a URI
...i;
Uri uri = Uri.parse("http://example.com/foo/bar/42?param=true");
String token = uri.getLastPathSegment();
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NodeJS: Saving a base64-encoded image to disk
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UPDATE
I found this interesting link how to solve your problem in PHP. I think you forgot to replace space by +as shown in the link.
I took this circle from http://images-mediawiki-sites.thefullwiki.org/04/1/7/5/6204600836255205.png as sample which looks like:
Next I put it through htt...
Append an object to a list in R in amortized constant time, O(1)?
... single operation occasionally takes much longer than normal (e.g. if a preallocated buffer is exhausted and occasionally requires resizing to a larger buffer size), as long as the long-term average performance is constant time, we'll still call it O(1).
For comparison, I will also describe "linear...
How do I replace whitespaces with underscore?
...o replace... If you want to replace your other characters with '-' between tokens have the first RE replace with a single space as indicated - i.e. s = re.sub(r"\W", '&nbsp', s) (this may be a shonky formatting issue on StackOverflow: meta.stackexchange.com/questions/105507/…)
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How to validate phone numbers using regex
... phone number is 1' OR 1=1 -- PWNED. See xkcd.com/327 and owasp.org/index.php/Testing_for_SQL_Injection_(OWASP-DV-005)
– Aaron Newton
Sep 19 '13 at 8:31
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std::cin input with spaces?
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It doesn't "fail"; it just stops reading. It sees a lexical token as a "string".
Use std::getline:
int main()
{
std::string name, title;
std::cout << "Enter your name: ";
std::getline(std::cin, name);
std::cout << "Enter your favourite movie: ";
std::get...