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How do I capture the output into a variable from an external process in PowerShell?
...d of piping to Out-String:
$cmdOutput = <command> 2>&1 | % { $_.ToString() };
in PS v3+ you can simplify to:
$cmdOutput = <command> 2>&1 | % ToString
(As a bonus, if the output isn't captured, this produces properly interleaved output even when printing to the console.)
Al...
“Auto Layout still required after executing -layoutSubviews” with UITableViewCell subclass
...UITableViewCellAutolayoutIHope)
+ (void)load
{
Method existing = class_getInstanceMethod(self, @selector(layoutSubviews));
Method new = class_getInstanceMethod(self, @selector(_autolayout_replacementLayoutSubviews));
method_exchangeImplementations(existing, new);
}
- (void)_autolayout...
How do I replace NA values with zeros in an R dataframe?
...and only replaces the ones with missingness.
– Twitch_City
Jul 29 '15 at 16:14
3
And... if you ha...
Is ASCII code 7-bit or 8-bit?
...haracter Codes, 1874-1968" (samizdat copy at http://falsedoor.com/doc/ascii_evolution-of-character-codes.pdf) and then chase its references (many of which are not available online and may be hard to find even with access to a university library, I regret to say).
...
Conditions for automatic generation of default/copy/move ctor and copy/move assignment operator?
...t copy won't modify it's target but move does?
– RaGa__M
Jul 5 '17 at 7:47
...
Return all enumerables with yield return at once; without looping through
...
I came up with a quick yield_ snippet:
Here's the snippet XML:
<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
<CodeSnippet Format="1.0.0">
<Header&g...
How is “=default” different from “{}” for default constructor and destructor?
...leted destructor:
struct A
{
private:
~A();
};
class Widget {
A a_;
public:
#if 1
virtual ~Widget() = default;
#else
virtual ~Widget() {}
#endif
};
Then the =default solution will compile, but Widget won't be a destructible type. I.e. if you try to destruct a Widget, you'll get a ...
How do you print in a Go test using the “testing” package?
... on testing flags can be found here: https://golang.org/cmd/go/#hdr-Testing_flags
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How do you mock out the file system in C# for unit testing?
...ers like that:
public class ManageFile {
private readonly IFileSystem _fileSystem;
public ManageFile(IFileSystem fileSystem){
_fileSystem = fileSystem;
}
public bool FileExists(string filePath){}
if(_fileSystem.File.Exists(filePath){
return true;
}
...
Why can templates only be implemented in the header file?
...of C++ templates is to avoid having to write nearly identical class MyClass_int, class MyClass_float, etc, but to still be able to end up with compiled code that is mostly as if we had written each version separately. So a template is literally a template; a class template is not a class, it's a rec...