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py2exe - generate single executable file

... PyInstaller will create a single .exe file with no dependencies; use the --onefile option. It does this by packing all the needed shared libs into the executable, and unpacking them before it runs, just as you describe (EDIT: py2ex...
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Return all enumerables with yield return at once; without looping through

...mportant difference between the two implementations though: this one will call all of the methods immediately, even though it will only use the returned iterators one at a time. Your existing code will wait until it's looped through everything in GetMoreErrors() before it even asks about the next er...
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New lines inside paragraph in README.md

... to ensure that each line ends with two spaces. So, change a b c into a__ b__ c (where _ is a blank space). Or, you can add explicit <br /> tags. a <br /> b <br /> c share | ...
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Get User's Current Location / Coordinates

...hod you can get user's current location coordinates: func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) { guard let locValue: CLLocationCoordinate2D = manager.location?.coordinate else { return } print("locations = \(locValue.latitude) \(locValue....
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Creating an empty bitmap and drawing though canvas in Android

... This is probably simpler than you're thinking: int w = WIDTH_PX, h = HEIGHT_PX; Bitmap.Config conf = Bitmap.Config.ARGB_8888; // see other conf types Bitmap bmp = Bitmap.createBitmap(w, h, conf); // this creates a MUTABLE bitmap Canvas canvas = new Canvas(bmp); // ready to draw on t...
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How can I convert a string to a number in Perl?

... You don't need to convert it at all: % perl -e 'print "5.45" + 0.1;' 5.55 share | improve this answer | follow | ...
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Get all unique values in a JavaScript array (remove duplicates)

...l loop through the array and leave only those entries that pass the given callback function onlyUnique. onlyUnique checks, if the given value is the first occurring. If not, it must be a duplicate and will not be copied. This solution works without any extra library like jQuery or prototype.js. It w...
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How to check if a file is a valid image file?

... That won't be sufficient if he's really testing for "valid" images; the presence of a magic number doesn't guarantee that the file hasn't been truncated, for example. – Ben Blank May 20 '09 at 18:11 ...
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How to get current page URL in MVC 3

... copy/paste from that ILSpy view: public Uri Url { get { if (this._url == null && this._wr != null) { string text = this.QueryStringText; if (!string.IsNullOrEmpty(text)) { text = "?" + HttpEncoder.CollapsePercentUFromStringInternal(text, thi...
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Gradle does not find tools.jar

...o use the package tools.jar, which is in the lib folder from the jdk (1.6.0_26 in my case). 21 Answers ...