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Node.js Web Application examples/tutorials [closed]
...ne can visit the page without JavaScript and everything works as expected, then they turn JS on and now the widget have the same state as before but work without page reloading, then throw in some saving to the server + WebSockets to sync between multiple open browser.... and the next generation of ...
How can I clear scrollback buffer in Tmux?
... combo, which moves all the scroll buffer off the screen (the "clear") and then deletes all that history (the tmux "clear-history" command).
It's not quite as nice as Terminal's, iTerm's, or Konsole's 1-key combos for clearing it out, but it's a world better than typing in clear-history all the tim...
Get environment variable value in Dockerfile
...his variable inside your Dockerfile:
ENV request_domain=$request_domain
then you will build your container like so:
$ docker build --build-arg request_domain=mydomain Dockerfile
Note 1: Your image will not build if you have referenced an ARG in your Dockerfile but excluded it in --build-arg. ...
How to Use slideDown (or show) function on a table row?
... @PhilLaNasa At first I was like "Nah, that won't look good" but then I tried it and it looked really good! Thanks for the trip!
– Kenton de Jong
Feb 15 '17 at 21:58
...
What is Dispatcher Servlet in Spring?
...e View.
The name of the View is only a logical name. This logical name is then used to search for the actual View (to avoid coupling with the controller and specific View). Then DispatcherServlet refers to the ViewResolver and maps the logical name of the View to the specific implementation of the ...
String vs. StringBuilder
...ormance in Visual C#".
I have always tried to code for clarity first, and then optimize for performance later. That's much easier than doing it the other way around! However, having seen the enormous performance difference in my applications between the two, I now think about it a little more care...
What does the thread_local mean in C++11?
...
When you declare a variable thread_local then each thread has its own copy. When you refer to it by name, then the copy associated with the current thread is used. e.g.
thread_local int i=0;
void f(int newval){
i=newval;
}
void g(){
std::cout<<i;
}
...
Difference between pre-increment and post-increment in a loop?
...rite(i); }
0 1 2 3 4
0 1 2 3 4
If the value as evaluated is used then the type of increment becomes significant:
int n = 0;
for (int i = 0; n < 5; n = i++) { }
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Explain how finding cycle start node in cycle linked list work?
...the start of the cycle, and let lambda represent the length of the cycle. Then i = mu + alambda, and 2i = mu + blambda, where a and b are integers denoting how many times the tortoise and hare went around the cycle. Subtracting
the first equation from the second gives i = (b-a)*lambda, so i is an i...
How to undo “git commit --amend” done instead of “git commit”
...g:
git branch fixing-things HEAD@{1}
git reset fixing-things
you should then have all your previously amended changes only in your working copy and can commit again
to see a full list of previous indices type git reflog
...