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Inserting string at position x of another string
...er https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr)
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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...important part FYI to anyone looking in the future. For the most part most apps and programs don't worry about the NewLine breaks. Only the validators do it seems. But the most important thing is the header part. We tried for awhile without it and were having many problems.
– j...
How to remove convexity defects in a Sudoku square?
...he result. These points are the grid line intersections:
centerOfGravity[l_] :=
ComponentMeasurements[Image[l], "Centroid"][[1, 2]]
gridCenters =
Table[centerOfGravity[
ImageData[Dilation[Image[h], DiskMatrix[2]]]*
ImageData[Dilation[Image[v], DiskMatrix[2]]]], {h,
horizontalGrid...
iOS - Dismiss keyboard when touching outside of UITextField
...TapGestureRecognizer(target: self, action: #selector(self.dismissKeyboard (_:)))
self.view.addGestureRecognizer(tapGesture)
For dismissKeyboard
@objc func dismissKeyboard (_ sender: UITapGestureRecognizer) {
aTextField.resignFirstResponder()
}
...
ASP.NET MVC JsonResult Date Format
...to "\\/").
See http://msdn.microsoft.com/en-us/library/bb299886.aspx#intro_to_json_topic2 for a better explanation (scroll down to "From JavaScript Literals to JSON")
One of the sore points of JSON is the
lack of a date/time literal. Many
people are surprised and disappointed
to learn thi...
Why are joins bad when considering scalability?
...em through de-normalisation but if used correctly (joining on columns with appropriate indexes an so on) they are not inherently slow.
De-normalisation is one of many optimisation techniques you can consider if your well designed database schema exhibits performance problems.
...
Is it possible to use Visual Studio on macOS?
...C#, F# and JS/TS. So I don't think that you can use it to develop C or C++ applications on Mac.
– JoshVarty
Sep 15 at 19:57
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What is the use case of noop [:] in bash?
... @JonathanLeffler: Shame on me, but I don't get it. What would happen to : * * *?
– DevSolar
Nov 5 '14 at 14:23
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MongoDB or CouchDB - fit for production? [closed]
...e of production deployments, post on our user list and we'll be more than happy to help.
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edited Aug 5 '14 at 6:04
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Android: How to turn screen on and off programmatically?
...
I am going to assume you only want this to be in effect while your application is in the foreground.
This code:
params.flags |= LayoutParams.FLAG_KEEP_SCREEN_ON;
params.screenBrightness = 0;
getWindow().setAttributes(params);
Does not turn the screen off in the traditional sense. It mak...