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Python, creating objects
...name = name
student.age = age
student.major = major
# Note: I didn't need to create a variable in the class definition before doing this.
student.gpa = float(4.0)
return student
I prefer the former, but there are instances where the latter can be useful – one being when worki...
Returning value from called function in a shell script
...r"
testlock(){
retval=""
if mkdir "$lockdir"
then # Directory did not exist, but it was created successfully
echo >&2 "successfully acquired lock: $lockdir"
retval="true"
else
echo >&2 "cannot acquire lock, giving up on $lockdir"
retv...
Using async-await on .net 4
...you feel the need to target .NET 3.5 though, you can still use (my) AsyncBridge for .NET 3.5.
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How do I validate a date string format in python?
...
>>> import datetime
>>> def validate(date_text):
try:
datetime.datetime.strptime(date_text, '%Y-%m-%d')
except ValueError:
raise ValueError("Incorrect data format, should be YYYY-MM-DD")
>>> validate('2003-12-23')
>>...
How can I set the Secure flag on an ASP.NET Session Cookie?
... which only transmit all cookies including session in SSL only and also inside forms authentication, but if you turn on SSL on httpcookies you must also turn it on inside forms configuration too.
Edit for clarity:
Put this in <system.web>
<httpCookies requireSSL="true" />
...
JavaScript: Class.method vs. Class.prototype.method
...tionship with an object instance of that constructor function, you can consider it like a 'static method'.
In JavaScript functions are first-class objects, that means you can treat them just like any object, in this case, you are only adding a property to the function object.
The second function, ...
How do you share constants in NodeJS modules?
... Keeping things properly encapsulated is a good thing. You have the right idea already, so keep doing what you're doing.
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How to redirect cin and cout to files?
...clude <iostream>
#include <fstream>
#include <string>
void f()
{
std::string line;
while(std::getline(std::cin, line)) //input from the file in.txt
{
std::cout << line << "\n"; //output to the file out.txt
}
}
int main()
{
std::ifstream i...
Git: How to edit/reword a merge commit's message?
...This happens because you modified commits that you already sent. It is considered bad practice to force push to a server since it can completely desync you and your co-workers. Well, if you're alone it should not be a problem.
– ibizaman
Jan 14 '14 at 8:56
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Why Large Object Heap and why do we care?
...
A garbage collection doesn't just get rid of unreferenced objects, it also compacts the heap. That's a very important optimization. It doesn't just make memory usage more efficient (no unused holes), it makes the CPU cache much more efficient. The cache is a re...