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delete a.x vs a.x = undefined
...rty in the chained prototypes http://jsfiddle.net/NEEw4/1/
var obj = {x: "fromPrototype"};
var extended = Object.create(obj);
extended.x = "overriding";
console.log(extended.x); // overriding
extended.x = undefined;
console.log(extended.x); // undefined
delete extended.x;
console.log(extended.x); ...
System.Timers.Timer vs System.Threading.Timer
...ill, by default, call your timer event handler on a worker thread obtained from the common language runtime (CLR) thread pool. [...] The System.Timers.Timer class provides an easy way to deal with this dilemma—it exposes a public SynchronizingObject property. Setting this property to an instance o...
“fatal: Not a git repository (or any of the parent directories)” from git status
...ting the error just trying to clone a repo to my local machine. I switched FROM using https:// TO git:// and it was successfully cloned. Thx for pointing me in the right direction.
– Scott Wade
Jun 27 at 17:55
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How to fix 'sudo: no tty present and no askpass program specified' error?
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jenkins is just a user name? It must be user name of user from host machine? What if user name on host machine matches user name from remote server?
– mrgloom
May 2 '17 at 14:28
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How to perform better document version control on Excel files and SQL schema files
...p directories of XML files (See How to properly assemble a valid xlsx file from its internal sub-components?). Git will view them as binary unless decompressed. It is possible to unzip the .xlsx and track the changes to the individual XML files inside of the archive.
You could also do this with .xl...
Reload activity in Android
...imply use
finish();
startActivity(getIntent());
to refresh an Activity from within itself.
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How to handle many-to-many relationships in a RESTful API?
... only tricky bit is that you've got to remember to delete the relationship from the other end as well if you delete it from one end, but rigorously handling this by using an underlying data model and then having the REST interface be a view of that model is going to make that easier.
Relationship I...
Build Android Studio app via command line
...g version of your Android application, you can run ./gradlew assembleDebug from the root of your repository. In a default project setup, the resulting apk can then be found in app/build/outputs/apk/app-debug.apk. On a *nix machine, you can also just run find . -name '*.apk' to find it, if it's not t...
Get a pixel from HTML Canvas?
....getElementById('myCanvas').getContext('2d');
// Get the CanvasPixelArray from the given coordinates and dimensions.
var imgd = context.getImageData(x, y, width, height);
var pix = imgd.data;
// Loop over each pixel and invert the color.
for (var i = 0, n = pix.length; i < n; i += 4) {
pix[...
How to clone all remote branches in Git?
...ou will see
Branch experimental set up to track remote branch experimental from origin.
Switched to a new branch 'experimental'
That last line throws some people: "New branch" - huh?
What it really means is that the branch is taken from the index and created locally for you. The previous line is a...