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How can I delay a method call for 1 second?
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performSelector:withObject:afterDelay:
Document Reference
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C# elegant way to check if a property's property is null
...rom b in a.PropertyB
from c in b.PropertyC
select c.Value;
This returns null, if any of the nullable properties are null; otherwise, the value of Value.
class A { public B PropertyB { get; set; } }
class B { public C PropertyC { get; set; } }
class C { public strin...
Re-open *scratch* buffer in Emacs?
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M-x switch-to-buffer *scratch* RET
The *scratch* buffer is the buffer selected upon startup, and has the major mode Lisp Interaction. Note: the mode for the *scratch* buffer is controlled by the variable initial-major-mode.
In general you can create as many "scratch" buffers as you want, and ...
Queries vs. Filters
... user is doing a google type search then I would use a query? If they are selecting possible value from a drop down (eg, invoice count > 50) then this would be a filter?
– Jonesie
Jan 30 '13 at 20:25
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How do I remove a file from the FileList
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If you want to delete only several of the selected files: you can't. The File API Working Draft you linked to contains a note:
The HTMLInputElement interface
[HTML5] has a readonly FileList
attribute, […]
[emphasis mine]
Reading a bit of the HTML 5 Work...
Visual Studio immediate window command for Clear All
...ace the mouse cursor in the Immediate Window.
Right click on the mouse and select "Clear All".
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How can I pass an argument to a PowerShell script?
...ath)
Get-ChildItem $path | Where-Object {$_.LinkType -eq 'SymbolicLink'} | select name, target
This creates a script with a path parameter. It will list all symbolic links within the path provided as well as the specified target of the symbolic link.
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git push local branch with same name as remote tag
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While the command (as selected answer) above may have resolved the question - being new to git I understood neither the question nor the answer. THIS answer at least gives a) advice and b) an explanation - even recommendation for the future. I wou...
error LNK2038: mismatch detected for '_ITERATOR_DEBUG_LEVEL': value '0' doesn't match value '2' in m
...static lib project solved the issue.
This is done in Project properties
Select Configuration Properties / C C++ / Code Generation in the tree
and the option Runtime Library set to the same on all your dependencies projects and application.
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Strings in a DataFrame, but dtype is object
Why does Pandas tell me that I have objects, although every item in the selected column is a string — even after explicit conversion.
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