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Android 4.3 Bluetooth Low Energy unstable
...d inside LeScanCallback() {...}.onLeScan(BluetoothDevice device, int rssi, byte[] scanRecord) in the same thread on Samsung Galaxy S3 with Android 4.3 (at least for build JSS15J.I9300XXUGMK6)
Most devices filter advertising
Better not use android.bluetooth.BluetoothAdapter#startLeScan(UUID[] servic...
Setting up two different static directories in node.js Express framework
...You can also set the path that static files will be served to the web from by specifying an additional (first) parameter to use() like so:
app.use("/public", express.static(__dirname + "/public"));
app.use("/public2", express.static(__dirname + "/public2"));
That way you get two different directo...
XmlWriter to Write to a String Instead of to a File
... Richard said, StringWriter is the way forward. There's one snag, however: by default, StringWriter will advertise itself as being in UTF-16. Usually XML is in UTF-8. You can fix this by subclassing StringWriter;
public class Utf8StringWriter : StringWriter
{
public override Encoding Encoding
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How to 'grep' a continuous stream?
...d to do this for GNU grep (used on pretty much any Linux) as it will flush by default (YMMV for other Unix-likes such as SmartOS, AIX or QNX).
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How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...on the idea that all 'seq' do what your 'seq' does * it's not standardized by the ISO
– TheBonsai
Jun 8 '09 at 18:28
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Turning live() into on() in jQuery
...()" method is depreciated since v1.7 and removed in v1.9. Fix your scripts by using the ".on()" method instead. Surprisingly this also affects the current Microsoft jquery.unobtrusive-ajax.js v2.0.20710.0 (Microsoft didn't update their scripts either so now it is broken).
– Ton...
How to use Chrome's network debugger with redirects
...{ debugger; }, false)
This will pause chrome before loading the new page by hitting a breakpoint.
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What is the difference between const and readonly in C#?
...n decompilation (Reflector, ILSpy, ..) a constant NEVER EVER is referenced by any one, no matter of same assembly or another assembly, so you cannot analyze the usage of a constant in compiled code at all.
– springy76
Aug 19 '16 at 13:02
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Dynamically Changing log4j log level
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Log4j2 can be configured to refresh its configuration by scanning the log4j2.xml file (or equivalent) at given intervals. E.g. <Configuration status="warn" monitorInterval="5" name="tryItApp" packages="">
– Kimball Robinson
Aug 31 '...
How to see the CREATE VIEW code for a view in PostgreSQL?
...mmand... and got it:
\d+ viewname
You can see similar sorts of commands by typing \? at the pgsql command line.
Bonus tip: The emacs command sql-postgres makes pgsql a lot more pleasant (edit, copy, paste, command history).
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