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Animated GIF in IE stopping
... not work for me.
After some more research I came across this workaround, and it actually does work.
Here is the gist of it:
function showProgress() {
var pb = document.getElementById("progressBar");
pb.innerHTML = '<img src="./progress-bar.gif" width="200" height ="40"/>';
pb.s...
How does Access-Control-Allow-Origin header work?
...ge is accessible to certain origins. (An origin is a domain, plus a scheme and port number.) By default, Site B's pages are not accessible to any other origin; using the Access-Control-Allow-Origin header opens a door for cross-origin access by specific requesting origins.
For each resource/page t...
What is the bower (and npm) version syntax?
...
In a nutshell, the syntax for Bower version numbers (and NPM's) is called SemVer, which is short for 'Semantic Versioning'. You can find documentation for the detailed syntax of SemVer as used in Bower and NPM on the API for the semver parser within Node/npm. You can learn more...
How to sort a dataframe by multiple column(s)
...1 Hi A 8 1
3 Hi A 9 1
R>
rather than using the name of the column (and with() for easier/more direct access).
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When NOT to use yield (return) [duplicate]
... this O(n) times for a tree with n items, that makes the algorithm O(hn). And since the height of a binary tree is lg n <= h <= n, that means that the algorithm is at best O(n lg n) and at worst O(n^2) in time, and best case O(lg n) and worse case O(n) in stack space. It is O(h) in heap space...
How to log out user from web site using BASIC authentication?
... automatically.
What you have to do is have the user click a logout link, and send a ‘401 Unauthorized’ in response, using the same realm and at the same URL folder level as the normal 401 you send requesting a login.
They must be directed to input wrong credentials next, eg. a blank username-...
Why should I use Google's CDN for jQuery?
...This makes the time-to-download very small, because it is super compressed and it isn't compressed on the fly.)
It reduces the amount of bandwidth used by your server. (Google is basically offering free bandwidth.)
It ensures that the user will get a geographically close response. (Google has serv...
Default string initialization: NULL or Empty? [closed]
... strings to NULL, with the thinking that NULL means the absence of a value and "" or String.Empty is a valid value. I have seen more examples lately of code where String.Empty is considered the default value or represents no value. This strikes me as odd, with the newly added nullable types in c# ...
Getting the first and last day of a month, using a given DateTime object
I want to get the first day and last day of the month where a given date lies in. The date comes from a value in a UI field.
...
notifyDataSetChange not working from custom adapter
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it's about a BaseAdapter and this adapter does not know to which data it is binded... so if I have an custom object and use custom functions of this object (like custObject.getCount() and custObject.getChildAt(int i) for example), and I want to excha...