I was reading umask documentation and came across this:
When PHP is being used as a server module, the umask is restored when each request is finished.
Translating: When PHP is being used in a server module, umask is rest...
When working on an application whose performance is important, we recommend NOT USE exceptions . With this comes the question " what makes exceptions so much for performance? "
In practical terms what is the need to use noexcept in...
Generally, the TXT (TXT record) entry is used when setting up a domain to point to an e-mail server.
I'd like to know what the goal of TXT is.
What is a TXT entry?
How do I read the TXT setting for a given...
In C ++ is there any sort of optimization or caching that prevents the same mathematical operation between constants from being repeated, especially in loops , thus decreasing application performance?
For example:
for (int i=0; i<=100;...
On my first commit I sent a binary file that has no reason to stay.
And I sent a configuration file with real passwords.
I changed the password to a fake, I deleted the binary, but if I go back to an old commit the data is still there.
I did...
Hello, I have a table "Meetings" in MySQL with the following structure:
id: Int (11), subject: String (40), day: String (2), month: String (2),
year: String (4), active: String (2)
Save in the field day the day of the meeting, mes th...
My teacher is starting to go through functions, and asked us to do a factorial function of a number, but it always returns the wrong value and I do not know what happens.
Code:
int fatorial(int n) {
int ans = 1;
while(n>1){
ans*=n;...
Given that when we use the drive sp in TextView a warning always appears like this:
Should use "sp" instead of "dp" for text sizes
This SOpt response shows exactly the difference between units of measure: Doubt over px,...