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Difference between await and ContinueWith
...lems using async solves.
Suppose you have some event handler in your GUI-based application that takes a lot of time, and so you'd like to make it asynchronous. Here's the synchronous logic you start with:
while (true) {
string result = LoadNextItem().Result;
if (result.Contains("target"))...
Android Location Providers - GPS or Network Provider?
...Name of the network
location provider. This provider determines location based on
availability of cell tower and WiFi access points. Results are
retrieved by means of a network lookup. Requires either of the
permissions android.permission.ACCESS_COARSE_LOCATION or
android.permission.ACCESS...
Unique combination of all elements from two (or more) vectors
...ng() with a low-level function that works with vectors.
When compared to base::expand.grid():
Varies the first element fastest. Never converts strings to factors.
Does not add any additional attributes. Returns a tibble, not a data
frame. Can expand any generalised vector, including data f...
How to re-create database for Entity Framework?
...about losing data, I just want to be able to start fresh, recreate the database and start using Code-First migrations.
7 A...
My pull request has been merged, what to do next?
... your fix has been integrated: the merge will be a fast-forward one): no rebase needed at this point.
recreate a fix branch on top of your updated local master (now with the latest from upstream master).
However, never forget one step before submitting any future pull request:
rebase first your...
How can I prevent the “You have mixed tabs and spaces. Fix this?” message?
...cate Fix Mixed Tabs (image below) and either click on Disable or Uninstall based on what you want.
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Why should I not wrap every block in “try”-“catch”?
...omes to mind) the program shouldn't overwrite any files or commit to a database.
– Hugh Brackett
Apr 29 '10 at 15:54
...
$(document).ready equivalent without jQuery
...
There is a standards based replacement,DOMContentLoaded that is supported by over 98% of browsers, though not IE8:
document.addEventListener("DOMContentLoaded", function(event) {
//do work
});
jQuery's native function is much more complicat...
How to check if a function exists on a SQL database
I need to find out if a function exists on a database, so that I can drop it and create it again. It should basically be something like the following code that I use for stored procedures:
...
how to use “AND”, “OR” for RewriteCond on Apache?
... 1<<4
and searching for CONDFLAG_ORNEXT confirms that it is used based on the existence of the [OR] flag:
else if ( strcasecmp(key, "ornext") == 0
|| strcasecmp(key, "OR") == 0 ) {
cfg->flags |= CONDFLAG_ORNEXT;
}
The next occurrence of the flag is the actual implem...