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Crash logs generated by iPhone Simulator?
...ugh, be sure to vote me the heck down so I delete this.
UPDATE:
Specifically (as of OSX 10.11.6),
When an app crashes on emulator, a subfolder (with a unique id) is added to:
~/Library/Logs/CoreSimulator
Within that, start by examining stderr.log and system.log.
When the emulator itself ...
Strange out of memory issue while loading an image to a Bitmap object
...
I've made a small improvement to Fedor's code. It basically does the same, but without the (in my opinion) ugly while loop and it always results in a power of two. Kudos to Fedor for making the original solution, I was stuck until I found his, and then I was able to make this on...
Drag and drop files into WPF
...
This is basically what you want to do.
private void ImagePanel_Drop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
// Note that you can have more than one file.
string[] files = (string...
How can I display a pdf document into a Webview?
...fFromUrl(final String pdfUrl, final Activity activity){
Observable.fromCallable(new Callable<File>() {
@Override
public File call() throws Exception {
try{
URL url = new URL(pdfUrl);
URLConnection connection = url.openConnection()...
Extract first item of each sublist
...the 10x difference.
Note that, when I surrounded each code snippet with a call to len, to ensure that Generators run till the end, the timing stayed the same.
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How to change the default charset of a MySQL table?
...vert to way: it can not remove the old charset option from columns automatically.
– tech_me
Jul 12 '14 at 9:10
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Can I incorporate both SignalR and a RESTful API?
... This really sped up the page considerably and reduced a lot of the server calls from the page.
3 Answers
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Static fields on a null reference in Java
...I think this is obvious: it is reasonable to not throw any exceptions when calling on a null reference because it doesn't matter since the method is static.
– Malcolm
Jul 20 '12 at 17:01
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PDO closing connection
...that holds the object. If you don't do this
explicitly, PHP will automatically close the connection when your
script ends.
Note that if you initialise the PDO object as a persistent connection it will not automatically close the connection.
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What is the volatile keyword useful for?
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volatile has semantics for memory visibility. Basically, the value of a volatile field becomes visible to all readers (other threads in particular) after a write operation completes on it. Without volatile, readers could see some non-updated value.
To answer your question: ...