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How to recursively list all the files in a directory in C#?
...files and comparing names, just print out the names.
It can be modified like so:
static void DirSearch(string sDir)
{
try
{
foreach (string d in Directory.GetDirectories(sDir))
{
foreach (string f in Directory.GetFiles(d))
{
Console.W...
Upgrading Node.js to latest version
...
Ubuntu Linux/Mac:
The module n makes version-management easy:
sudo npm install n -g
For the latest stable version:
sudo n stable
For the latest version:
sudo n latest
###Windows:
just reinstall node from the .msi in Windows from the node website.
...
From an array of objects, extract value of a property as array
...);
OR
let result = objArray.map(({ foo }) => foo)
You can also check Array.prototype.map().
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Duplicate symbols for architecture x86_64 under Xcode
...nctions twice.
As the issue disappear after removing -ObjC from Other Linker Flags,
this means that this option result that functions loads twice:
from Technical Q&A
This flag causes the linker to load every object file in the library
that defines an Objective-C class or category. Whil...
How do you effectively model inheritance in a database?
...it, and each class which derives from it has its own table, with a primary key which is also a foreign key to the base class table; the derived table's class contains only the different elements.
So for example:
class Person {
public int ID;
public string FirstName;
public string LastN...
LaTeX Optional Arguments
How do you create a command with optional arguments in LaTeX?
Something like:
6 Answers
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How do I convert a string to a number in PHP?
...
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Replace all 0 values to NA
...That is, R does not reserve any space for this null object.2 Meanwhile, looking at ?'NA' we see that
NA is a logical constant of length 1 which contains a missing value
indicator. NA can be coerced to any other vector type except raw.
Importantly, NA is of length 1 so that R reserves some sp...
python pandas: apply a function with arguments to a series
...n). So now you can do:
my_series.apply(your_function, args=(2,3,4), extra_kw=1)
The positional arguments are added after the element of the series.
For older version of pandas:
The documentation explains this clearly. The apply method accepts a python function which should have a single param...
Mock functions in Go
...ith dependencies. I want to be able to replace some function calls with mock ones. Here's a snippet of my code:
6 Answers
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