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How does Python manage int and long?
Does anybody know how Python manage internally int and long types?
9 Answers
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Can you remove elements from a std::list while iterating through it?
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You have to increment the iterator first (with i++) and then remove the previous element (e.g., by using the returned value from i++). You can change the code to a while loop like so:
std::list<item*>::iterator i = items.begin();
while (i != items.end())
{
bool isA...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...eard that SELECT * is generally bad practice to use when writing SQL commands because it is more efficient to SELECT columns you specifically need.
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Post parameter is always null
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Pass just the value (i.e. not as a JSON object) and it should work, according to blogs.msdn.com/b/jmstall/archive/2012/04/16/…
– Jim Harte
Jun 12 '12 at 16:19
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Move the most recent commit(s) to a new branch with Git
... to move the last several commits I've committed to master to a new branch and take master back to before those commits were made. Unfortunately, my Git-fu is not strong enough yet, any help?
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Is there a way to navigate to real implementation of method behind an interface?
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I do the following:
1) Right click on the method and click "View call hierarchy" (or shortcut Ctrl+K, Ctrl+T)
2) Expand the "Implements x" folder which will then show you all the implementations of that method. Click on one to go there.
Relatively quick and easy. Annoyi...
Is there a way to 'pretty' print MongoDB shell output to a file?
...hidden features because it's an interactive environment.
When you run commands from a javascript file via mongo commands.js you won't get quite identical behavior.
There are two ways around this.
(1) fake out the shell and make it think you are in interactive mode
$ mongo dbname << EOF >...
Kiosk mode in Android
I'm in the process of evaluating if and how a CF .NET enterprise application can be ported to run on Android devices. The application on Windows Mobile phones are run in kiosk mode where the application autostart in fullscreen-mode after booting and with the users unable to accidentally or willingly...
How do you use “
I just finished reading about scoping in the R intro , and am very curious about the <<- assignment.
6 Answers
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What is NODE_ENV and how to use it in Express?
...ode application is run, it can check the value of the environment variable and do different things based on the value. NODE_ENV specifically is used (by convention) to state whether a particular environment is a production or a development environment. A common use-case is running additional debuggi...