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List directory in Go
... of everything in the current directory (folders are included but not specially marked - you can check if an item is a folder by using the IsDir() method):
package main
import (
"fmt"
"io/ioutil"
"log"
)
func main() {
files, err := ioutil.ReadDir("./")
if err != nil {
...
How to update a record using sequelize for node?
...gt;
handleError(err)
)
Update 2016-03-09
The latest version actually doesn't use success and error anymore but instead uses then-able promises.
So the upper code will look as follows:
Project.update(
{ title: 'a very different title now' },
{ where: { _id: 1 } }
)
.then(result =&g...
Immutable vs Mutable types
...
Almost, but not exactly. Technically, all variables are passed by reference in Python, but have a semantics more like pass by value in C. A counterexample to your analogy is if you do def f(my_list): my_list = [1, 2, 3]. With pass-by-reference in C, the val...
Outputting data from unit test in python
...g the logger to foo?
– simao
Nov 2 '10 at 0:57
@simao: What is foo? A separate function? A method function of SomeTe...
Import a file from a subdirectory?
...rectory name.
– Sadjad
Nov 5 '14 at 10:26
35
Yes this is hacky and even dirty, and in my opinion ...
ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides
...
Scott Dorman is correct. Calling the built-in Add method will trigger something like 3 events per add (a NotifyPropertyChange for item count, NotifyPropertyChange for item indexing[] and an NotifyCollectionChanged event for the item added). To get the...
Difference between std::result_of and decltype
...
result_of was introduced in Boost, and then included in TR1, and finally in C++0x. Therefore result_of has an advantage that is backward-compatible (with a suitable library).
decltype is an entirely new thing in C++0x, does not restrict only to return type of a function, and is a language fe...
Multiprocessing: How to use Pool.map on a function defined in a class?
...
answered Apr 26 '11 at 15:10
mrulemrule
74266 silver badges22 bronze badges
...
What is dynamic programming? [closed]
...ith dynamic programming, you store your results in some sort of table generally. When you need the answer to a problem, you reference the table and see if you already know what it is. If not, you use the data in your table to give yourself a stepping stone towards the answer.
The Cormen Algorithms ...
How do I remove  from the beginning of a file?
...oks fine when I open it using gedit , but when it's read by PHP (to merge all the CSS files into one), this CSS has the following characters prepended to it: 
...