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How to solve privileges issues when restore PostgreSQL Database
...ssign the proper ownership permissions. Try the below which should resolve all permission related issues for specific users but as stated in the comments this should not be used in production:
root@server:/var/log/postgresql# sudo -u postgres psql
psql (8.4.4)
Type "help" for help.
postgres=# \du
...
How do I sort a vector of pairs based on the second element of the pair?
...response to your edits to your question, here's some thoughts ...
if you really wanna be creative and be able to reuse this concept a lot, just make a template:
template <class T1, class T2, class Pred = std::less<T2> >
struct sort_pair_second {
bool operator()(const std::pair<T1...
How to change the output color of echo in Linux
... comment, if you are using the echo command, be sure to use the -e flag to allow backslash escapes.
# Continued from above example
echo -e "I ${RED}love${NC} Stack Overflow"
(don't add "\n" when using echo unless you want to add additional empty line)
...
Convert java.util.Date to String
...Date has no idea about TimeZone, Locale, or any of that good stuff that we all never use.
– nckbrz
Mar 13 '14 at 22:40
30
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Maximum size of a element
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Updated 10/13/2014
All tested browsers have limits to the height/width of canvas elements, but many browsers also limit the total area of the canvas element. The limits are as follows for the browsers I'm able to test:
Chrome:
Maximum height/...
Getting only response header from HTTP POST using curl
... new place. If used together with -i/--include or -I/--head, headers from all requested
pages will be shown. When authentication is used, curl only sends its credentials to the initial host. If a redirect takes curl to a different
host, it won’t be able to intercept the user+pass...
INotifyPropertyChanged vs. DependencyProperty in ViewModel
...dited Feb 8 '16 at 10:05
Boris Callens
79.3k7474 gold badges201201 silver badges293293 bronze badges
answered Apr 23 '09 at 19:15
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HTTPURLConnection Doesn't Follow Redirect from HTTP to HTTPS
...uppose the application is set up to perform client authentication automatically. The user expects to be surfing anonymously because he's using HTTP. But if his client follows HTTPS without asking, his identity is revealed to the server.
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Difference between 'new operator' and 'operator new'?
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I usually try to phrase things differently to differentiate between the two a bit better, but it's a good question in any case.
Operator new is a function that allocates raw memory -- at least conceptually, it's not much differen...
How do I programmatically “restart” an Android app?
Firstly, I know that one should not really kill/restart an application on Android. In my use case I want to factory-reset my application in a specific case where a server sends a specific information to the client.
...