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Storing custom objects in an NSMutableArray in NSUserDefaults
...rick:
- (void)encodeWithCoder:(NSCoder *)coder;
{
[coder encodeObject:label forKey:@"label"];
[coder encodeInteger:numberID forKey:@"numberID"];
}
- (id)initWithCoder:(NSCoder *)coder;
{
self = [super init];
if (self != nil)
{
label = [[coder decodeObjectForKey:@"label"...
How do I make a batch file terminate upon encountering an error?
...
Add || goto :label to each line, and then define a :label.
For example, create this .cmd file:
@echo off
echo Starting very complicated batch file...
ping -invalid-arg || goto :error
echo OH noes, this shouldn't have succeeded.
goto :E...
Flask SQLAlchemy query, specify column names
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For alias, view this brief answer below ie. use .label() stackoverflow.com/a/11535992/248616
– Nam G VU
Mar 31 '18 at 3:38
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How can I improve my paw detection?
...morphology.binary_fill_holes(thresh)
coded_paws, num_paws = sp.ndimage.label(filled)
data_slices = sp.ndimage.find_objects(coded_paws)
return object_slices
Blur the input data a bit to make sure the paws have a continuous footprint. (It would be more efficient to just use a larger ke...
Efficiency of premature return in a function
...t a switch/case without breaks is exactly like the goto with daisy-chained labels below...
As Mark B pointed out, in C++ it is considered good style to follow the Resource Aquisition is Initialization principle, RAII in short. The gist of the concept is to use object instantiation to aquire resourc...
How to profile methods in Scala?
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You can add a label to your prints with some currying: def time[R](label: String)(block: => R): R = { then add the label to the println
– Glenn 'devalias'
Jan 7 '17 at 23:52
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How to set size for local image using knitr for markdown?
...nt$get("fig.path") (path to figure directory) as well as opts_current$get("label") (label of current chunk) may be useful. The following example uses fig.path to include the second of two images which were generated (but not displayed) in the first chunk:
```{r generate_figures, fig.show = "hide"}
l...
How can I take more control in ASP.NET?
...rs</h1>
<form action="FormPage.aspx" method="get">
<label for="parameter1TextBox">
Parameter 1:</label>
<input type="text" name="param1" id="param1TextBox" value='<asp:Literal id="Param1ValueLiteral" runat="server" />'/>
<label for="parame...
Why do you use typedef when declaring an enum in C++?
...is not technically correct. It has three:
Tags (enum, union, and struct)
Labels
(everything else)
typedef enum { } XYZ; declares an anonymous enumeration and imports it into the global namespace with the name XYZ.
typedef enum ABC { } XYZ; declares an enum named ABC in the tag namespace, then i...
Split a vector into chunks in R
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chunk2 <- function(x,n) split(x, cut(seq_along(x), n, labels = FALSE))
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