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Resync git repo with new .gitignore file
...l not work well if there are a lot.
Here is a solution that utilizes bash arrays to capture all files.
# Build bash array of the file names
while read -r file; do
rmlist+=( "$file" )
done < <(git ls-files -i --exclude-standard)
git rm –-cached "${rmlist[@]}"
git commit -m 'ignore up...
JavaScript: Check if mouse button down?
... you want to know what button is pressed, be prepared to make mouseDown an array of counters and count them separately for separate buttons:
// let's pretend that a mouse doesn't have more than 9 buttons
var mouseDown = [0, 0, 0, 0, 0, 0, 0, 0, 0],
mouseDownCount = 0;
document.body.onmousedown ...
Can I use Objective-C blocks as properties?
... ReusableClass : NSObject
@property (nonatomic,copy) CALayer*(^layerFromArray)(NSArray*);
@end
@implementation ResusableClass
static NSString const * privateScope = @"Touch my monkey.";
- (CALayer*(^)(NSArray*)) layerFromArray {
return ^CALayer*(NSArray* array){
CALayer *returnL...
What is the difference between `raise “foo”` and `raise Exception.new(“foo”)`?
...cal documentation:
raise
raise( string )
raise( exception [, string [, array ] ] )
With no arguments, raises the exception in $! or raises a RuntimeError if $! is nil. With a single String argument, it raises a RuntimeError with the string as a message. Otherwise, the first parameter should be...
Why does Python code use len() function instead of a length method?
...n and must work efficiently for such basic and diverse types as str, list, array.array etc.
However, to promote consistency, when applying len(o) to a user-defined type, Python calls o.__len__() as a fallback. __len__, __abs__ and all the other special methods documented in the Python Data Model ...
jQuery Validate - require at least one field in a group to be filled
...on. However, instead of doing the addClassRules method, I prefer to use an array of rules on each individual form. If you go to this page (jquery.bassistance.de/validate/demo/milk) and click "show script used on this page" you will see an example. I take it one step further: I declare an array calle...
How do you manually execute SQL commands in Ruby On Rails using NuoDB
... with easily accessible .columns and .rows attributes. .execute returns an array of hashes which is usually more troublesome to deal with and probably heavier on memory. I had never used exec_query, thanks for the tip.
– Francio Rodrigues
Dec 17 '17 at 20:57
...
How do I create an immutable Class?
... the constructor
all properties should be getters only
if a collection (or Array) is passed into the constructor, it should be copied to keep the caller from modifying it later
if you're going to return your collection, either return a copy or a read-only version (for example, using ArrayList.ReadOn...
Obfuscated C Code Contest 2006. Please explain sykes2.c
...there's some string arithmetic going on, as well as taking advantage of an array subscript being bidirectional: a[b] is the same as b[a] for character arrays.
7[__TIME__ - (argc/8)%8]
This will select one of the first 8 characters in __TIME__. This is then indexed into [">'txiZ^(~z?"-48] (0-...
How to easily initialize a list of Tuples?
...kens"),
(1, "airplane")
};
If you don't need a List, but just an array, you can do:
var tupleList = new(int, string)[]
{
(1, "cow"),
(5, "chickens"),
(1, "airplane")
};
And if you don't like "Item1" and "Item2", you can do:
var tupleList = new List<(int Ind...