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Why is the standard session lifetime 24 minutes (1440 seconds)?
...P3 days, PHP itself had no session support.
But an open-source library called PHPLIB, initially written by Boris Erdmann and Kristian Koehntopp from NetUSE AG, provided sessions via PHP3 code.
Session lifetimes were defined in minutes, not seconds. And the default lifetime was 1440 minutes, o...
“Templates can be used only with field access, property access, single-dimension array index, or sin
...es in handy.
You could wrap up your Trainer model class in another class called TrainerViewModel that could work something like this:
class TrainerViewModel
{
private Trainer _trainer;
public string ShortDescription
{
get
{
return _trainer.Description.ToStr...
Iterating Through a Dictionary in Swift
...
If you want to iterate over all the values:
dict.values.forEach { value in
// print(value)
}
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'str' object does not support item assignment in Python
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@aix: That was literally within a few seconds of each other. :D
– Joel Cornett
May 17 '12 at 7:31
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Hidden Features of VB.NET?
... It looks like someone could still create their own rule by calling the Rule constructor directly? If so, and if you wanted to stop this, could you declare the constructor as "Friend" in your library?
– Joel Coehoorn
Oct 7 '08 at 14:40
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When - and why - should you store data in the Windows Registry?
...s to those options, can't easily port them from machine to machine, and it all makes me really yearn for the good old days of .INI files...
...
How do you increase the max number of concurrent connections in Apache?
...ts 200
MinSpareThreads 25
MaxSpareThreads 75
ThreadsPerChild 25
First of all, whenever an apache is started, it will start 2 child processes which is determined by StartServers parameter. Then each process will start 25 threads determined by ThreadsPerChild parameter so this means 2 process can se...
How can you sort an array without mutating the original array?
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this is really great.i think easier to understand than the concat and other approaches
– sktguha
Aug 31 at 20:02
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How do you downgrade rubygems?
I have rubygems 1.3.1 installed but I want to go back to 1.2.0. What's the command to downgrade rubygems?
6 Answers
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Create whole path automatically when writing to a new file
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Use FileUtils to handle all these headaches.
Edit: For example, use below code to write to a file, this method will 'checking and creating the parent directory if it does not exist'.
openOutputStream(File file [, boolean append])
...