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Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
... && b = b ]]: true, logical and
[ a = a && b = b ]: syntax error, && parsed as an AND command separator cmd1 && cmd2
[ a = a -a b = b ]: equivalent, but deprecated by POSIX³
[ a = a ] && [ b = b ]: POSIX and reliable equivalent
(
[[ (a = a || a = b) &...
How are people managing authentication in Go? [closed]
... err != nil {
code := http.StatusUnauthorized
http.Error(w, http.StatusText(code), code)
return
}
log.Printf("User %s Authenticated\n", user.UserName())
next.ServeHTTP(w, r)
})
}
func Resource(w http.ResponseWriter, r *http.Request) {
...
How to get POSTed JSON in Flask?
...ion is raised at this point it should more likely result in a 500 Internal Error response, isn't it?
– iBug
May 24 at 8:23
...
How to do what head, tail, more, less, sed do in Powershell? [closed]
...
$Push_Pop = $ErrorActionPreference #Suppresses errors
$ErrorActionPreference = “SilentlyContinue” #Suppresses errors
#Script
#gc .\output\*.csv -ReadCount 5 | %{$_;throw "pipeline end!"} # head
#gc .\output\*.csv | %{$num=0;}{...
How to turn on WCF tracing?
...e="System.Diagnostics.XmlWriterTraceListener"
initializeData="Error.svclog" />
</sharedListeners>
</system.diagnostics>
</configuration>
To view the log file, you can use "C:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\SvcTraceViewer.exe".
If "SvcTraceVi...
How to properly exit a C# application?
...
The question didn't mention exiting due to an error, so the exit code should be zero: Environment.Exit(0) Any non-zero value is meant to be an application-specific error code that could be used by a script to take appropriate action. (This is new code and a WinForms ap...
logger configuration to log to file and print to stdout
...
@sr2222 logger.addHandler(sys.stdout) gives me NameError: name 'sys' is not defined
– stdcerr
Dec 5 '12 at 22:57
21
...
'const int' vs. 'int const' as function parameters in C++ and C
...gned to.
static int one = 1;
int testfunc3 (const int *a)
{
*a = 1; /* Error */
a = &one;
return *a;
}
int testfunc4 (int * const a)
{
*a = 1;
a = &one; /* Error */
return *a;
}
int testfunc5 (const int * const a)
{
*a = 1; /* Error */
a = &one; /* Error */
return...
Can I set an unlimited length for maxJsonLength in web.config?
...t have more than 10 char length), it's exceeding the length and throws the error:
29 Answers
...
How to force a html5 form validation without submitting it via jQuery
...checkValidity(); // returns true/false
If you want to display the native error messages that some browsers have (such as Chrome), unfortunately the only way to do that is by submitting the form, like this:
var $myForm = $('#myForm');
if(! $myForm[0].checkValidity()) {
// If the form is invalid...