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How do I print the type of a variable in Rust?
...o do it at compile time, you can cause an error and get the compiler to pick it up.
For example, set the variable to a type which doesn't work:
let mut my_number: () = 32.90;
// let () = x; would work too
error[E0308]: mismatched types
--> src/main.rs:2:29
|
2 | let mut my_number: () =...
Lightweight SQL editor for Eclipse [closed]
...hting / coloring to eclipse
you can install Data tools platform extender sdk from "install new software", under Database Development
or enter site location directly
http://download.eclipse.org/datatools/updates
share
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How to format numbers by prepending 0 to single-digit numbers?
...
The best method I've found is something like the following:
(Note that this simple version only works for positive integers)
var myNumber = 7;
var formattedNumber = ("0" + myNumber).slice(-2);
console.log(formattedNumber);
For decimals, you could use t...
mongo group query how to keep fields
Everybody.
In mongo group query, the result shows only the key(s) in arguments. How to keep the first document in each group like mysql query group.
for example:
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Difference between int[] array and int array[]
I have recently been thinking about the difference between the two ways of defining an array:
25 Answers
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Why I cannot cout a string?
Why I cannot cout string like this:
7 Answers
7
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Android Use Done button on Keyboard to click button
Ok in my app I have a field for the user to input a number. I have the field set to only accept numbers. When the user clicks on the field it brings up the keyboard. On the keyboard (on ICS) there is a done button. I would like for the done button on the keyboard to trigger the submit button i have ...
How to call Base Class's __init__ method from the child class? [duplicate]
...self).__init__()
class BaseClass(object):
def __init__(self, *args, **kwargs):
pass
class ChildClass(BaseClass):
def __init__(self, *args, **kwargs):
super(ChildClass, self).__init__(*args, **kwargs)
Your indentation is incorrect, here's the modified code:
class Car(obje...
Android Min SDK Version vs. Target SDK Version
... applications for Android, what is the difference between Min and Target SDK version? Eclipse won't let me create a new project unless Min and Target versions are the same!
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What does “@private” mean in Objective-C?
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