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How to use Swift @autoclosure
...
Consider a function that takes one argum>me m>nt, a simple closure that takes no argum>me m>nt:
func f(pred: () -> Bool) {
if pred() {
print("It's true")
}
}
To call this function, we have to pass in a closure
f(pred: {2 > 1})
// "It's true"
If w...
How do I programmatically determine if there are uncommitted changes?
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UPDATE: the OP Daniel Stutzbach points out in the comm>me m>nts that this simple command git diff-index worked for him:
git update-index --refresh
git diff-index --quiet HEAD --
A more precise option would be to test git status --porcelain=v1 2>/dev/null | wc -l, using the porc...
Iterate over object keys in node.js
...ually.
The only solution is finding a node module that extends V8 to implem>me m>nt iterators (and probably generators). I couldn't find any implem>me m>ntation. You can look at the spidermonkey source code and try writing it in C++ as a V8 extension.
You could try the following, however it will also load a...
Selecting data fram>me m> rows based on partial string match in a column
I want to select rows from a data fram>me m> based on partial match of a string in a column, e.g. column 'x' contains the string "hsa". Using sqldf - if it had a like syntax - I would do som>me m>thing like:
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How To Create Table with Identity Column
... NOT NULL,
[EmployeeID] [varchar](50) NOT NULL,
[DateStamp] [datetim>me m>] NOT NULL,
CONSTRAINT [PK_History] PRIMARY KEY CLUSTERED
(
[ID] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)
) ON [PRIMARY]
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What do the arrow icons in Subclipse m>me m>an?
What do the icons in the following screen capture m>me m>an? The icons are from Subclipse, an SVN plugin for Eclipse.
1 Answer
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How to correctly iterate through getElem>me m>ntsByClassNam>me m>
... a NodeList is:
nodeItem = nodeList.item(index)
Thus:
var slides = docum>me m>nt.getElem>me m>ntsByClassNam>me m>("slide");
for (var i = 0; i < slides.length; i++) {
Distribute(slides.item(i));
}
I haven't tried this myself (the normal for loop has always worked for m>me m>), but give it a shot.
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How can I change property nam>me m>s when serializing with Json.net?
I have som>me m> data in a C# DataSet object. I can serialize it right now using a Json.net converter like this
3 Answers
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Django: Why do som>me m> model fields clash with each other?
... User. Django automatically creates a reverse relation from User back to Gam>me m>Claim, which is usually gam>me m>claim_set. However, because you have two FKs, you would have two gam>me m>claim_set attributes, which is obviously impossible. So you need to tell Django what nam>me m> to use for the reverse relation.
Us...
CSS triangle custom border color
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Note, for the ones with sam>me m> question as@Kevin. Look at the border-color attribute, depending on the colored border the triangle will point to different direction. To turn the arrow to point left change border-color to transparent #e3f5ff transparent ...