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Why do I get “unresolved external symbol” errors when using templates? [duplicate]
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@jbx I'm saying that for things like basic_string<T> you're only ever going to be using it with char or wchar_t so if putting all the implementation in the header is a concern, instantiating it in the cpp is an option. The code is yours to command, not vice-ver...
How to do if-else in Thymeleaf?
...e 'authentication' and 'authorization' utility objects came from thymeleaf extras springsecurity3 library.
When 'authentication' object is not available OR authorization.expression('isAuthenticated()') evaluates to 'false', expression returns ${false}, otherwise ${true}.
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Handling JSON Post Request in Go
..."log"
"net/http"
"io/ioutil"
)
type test_struct struct {
Test string
}
func test(rw http.ResponseWriter, req *http.Request) {
body, err := ioutil.ReadAll(req.Body)
if err != nil {
panic(err)
}
log.Println(string(body))
var t test_struct
err = json.Unmars...
Insert line after first match using sed
...t inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
8 An...
How to write very long string that conforms with PEP8 and prevent E501
... 80 column rule for your python program, how can I abide to that with long strings, i.e.
11 Answers
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Google Maps v2 - set both my location and zoom in
...nManager.removeUpdates(this);
}
@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onStatusChanged(String provider, int st...
Fastest hash for non-cryptographic uses?
...its respectively 160 bits). But if you just want to check whether a stored string is corrupted, you'll be fine with CRC32.
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Why isn't std::initializer_list a language built-in?
...aer_list wraps a compile-time array. Think of it as the difference between char s[] = "array"; and char *s = "initializer_list";.
– rodrigo
Mar 4 '13 at 10:12
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Check existence of input argument in a Bash shell script
...guments the script was passed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1" ]
then
echo "No argument supplied"
fi
The -z switch will test if the expansion of "$1" is a null string or not. If it is a null string then the body is executed.
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Java equivalent to C# extension methods
... allowing you to add methods to classes you do not control e.g., java.lang.String. Demonstration: http://manifold.systems/images/ExtensionMethod.mp4
– Scott
Apr 12 '18 at 21:32
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