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When and why I should use session_regenerate_id()?
...d I use the session_regenerate_id() function in php?
Should I always use it after I use the session_start() ?
I've read that I have to use it to prevent session fixation, is this the only reason?
...
Prevent any form of page refresh using jQuery/Javascript
...on() {
return "Dude, are you sure you want to leave? Think of the kittens!";
}
</script>
The user will be prompted with the message, and given an option to stay on the page or continue on their way. This is becoming more common. Stack Overflow does this if you try to navigate awa...
Returning value from called function in a shell script
...
A Bash function can't return a string directly like you want it to. You can do three things:
Echo a string
Return an exit status, which is a number, not a string
Share a variable
This is also true for some other shells.
Here's how to do each of those options:
1. Echo strings
loc...
Which is faster: while(1) or while(2)?
...
Both loops are infinite, but we can see which one takes more instructions/resources per iteration.
Using gcc, I compiled the two following programs to assembly at varying levels of optimization:
int main(void) {
while(1) {}
return 0;
}
...
Best way to find if an item is in a JavaScript array? [duplicate]
...s:
function include(arr,obj) {
return (arr.indexOf(obj) != -1);
}
EDIT:
This will not work on IE6, 7 or 8 though. The best workaround is to define it yourself if it's not present:
Mozilla's (ECMA-262) version:
if (!Array.prototype.indexOf)
{
Array.prototype.indexOf = function(...
Python's many ways of string formatting — are the older ones (going to be) deprecated?
...% strings, there's no surviving plan to ever deprecate the latter.
In commit Issue #14123: Explicitly mention that old style % string formatting has caveats but is not going away any time soon., inspired by issue Indicate that there are no current plans to deprecate printf-style formatting, the doc...
Why should you use an ORM? [closed]
...cess more abstract and portable. ORM implementation classes know how to write vendor-specific SQL, so you don't have to.
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How to parse/format dates with LocalDateTime? (Java 8)
Java 8 added a new java.time API for working with dates and times ( JSR 310 ).
7 Answers
...
Enum ToString with user friendly strings
...NotCompleted,
Completed,
Error
};
Then use this code to retrieve it:
public static string GetDescription<T>(this T enumerationValue)
where T : struct
{
Type type = enumerationValue.GetType();
if (!type.IsEnum)
{
throw new ArgumentException("EnumerationValue m...
Replace part of a string with another string
Is it possible in C++ to replace part of a string with another string?
15 Answers
15
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