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M_PI works with math.h but not with cmath in Visual Studio
...is specifically designed so that you can include it again with that define now changed to add M_PI etc. This is NOT the case with cmath. So you need to make sure you #define _USE_MATH_DEFINES before you include anything else. Hope that clears it up for you :)
Failing that just include math.h you a...
Detect if Android device has Internet connection
...eck if there is an active Internet connection is to try and connect
to a known server via http.
public static boolean hasActiveInternetConnection(Context context) {
if (isNetworkAvailable(context)) {
try {
HttpURLConnection urlc = (HttpURLConnection) (new URL("http://www.go...
Leaflet - How to find existing markers, and delete markers?
...de API that is included for the tiles in this example seems to be inactive now. Here is a fork that is the exact same, but uses mapquest tile server instead of cloudmade, so no API key needed. jsfiddle.net/nqDKU
– FoamyGuy
Apr 16 '14 at 0:18
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How do you rename a MongoDB database?
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This is great! I already had a mongodump created. Didnt know you can restore it with a different name. Thanks!
– Dushyant Bangal
Mar 31 '17 at 13:29
5
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Partial Commits with Subversion
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Tortoise SVN 1.8 now supports this with it's "Restore after commit" feature. This allow you to make edits to a file, with all of the edits being undone after the commit
Per the documentation:
To commit only the parts of the file that rel...
Positioning MKMapView to show multiple annotations at once
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The link posted by Jim is now dead, but i was able to find the code (which I had bookmarked somewhere). Hope this helps.
- (void)zoomToFitMapAnnotations:(MKMapView *)mapView {
if ([mapView.annotations count] == 0) return;
CLLocationCoordin...
How to pretty print XML from Java?
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Back in 2008 this was a good answer, but now this can all be done with standard JDK classes rather than Apache classes. See xerces.apache.org/xerces2-j/faq-general.html#faq-6. Yes this is a Xerces FAQ but the answer covers standard JDK classes. The initial 1.5 imple...
Is APC compatible with PHP 5.4 or PHP 5.5?
...ed back any issues encountered to ensure a stable final release.
I do not know what this means for the future of APC.
APC FOR PHP 5.4+ IS STILL FLAGGED AS BETA
This means the developers do not consider it completely stable. While many people are experiencing no problems at all with the current SVN r...
How can Xml Documentation for Web Api include documentation from beyond the main project?
...tor.SelectSingleNode and remove the _documentNavigator. portion so that it now calls the new SelectSingleNode method we defined above.
This Last step is what modifies the document provider to support looking within multiple XML documents for the help text rather than just the primary project's.
N...
Tree data structure in C#
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Don't know if maybe things have changed but right now the book is freely available to download as PDF from the C5 site.
– Oskar
Aug 6 '09 at 12:10
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