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How do I diff the same file between two different commits on the same branch?
... the two commits on a commit-by-commit basis, you can also do
git log -u $start_commit..$end_commit -- path/to/file
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How does Duff's device work?
...5: *to = *from++; // [skipped]
case 4: *to = *from++; // Start here. Copy 1 byte (total 1)
case 3: *to = *from++; // Copy 1 byte (total 2)
case 2: *to = *from++; // Copy 1 byte (total 3)
case 1: *to = *from++; // Copy 1 byte (total 4)
}...
Show which git tag you are on?
... elegant solution...
This leverages the fact that git-log reports the log starting from what you've checked out. %h prints the abbreviated hash. Then git describe --exact-match --tags finds the tag (lightweight or annotated) that exactly matches that commit.
The $() syntax above assumes you're usi...
How to debug Ruby scripts [closed]
...ticular attention to lines of code that come from your project (e.g. lines starting with app/... if you are using Rails). 99% of the time the problem is with your own code.
To illustrate why interpreting in this order is important...
E.g. a Ruby error message that confuses many beginners:
You e...
Binding IIS Express to an IP Address [duplicate]
...indingInformation '<ip-address>:<port>:<host-name>')
To start iisexpress, you need administrator privileges
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Best Practices: working with long, multiline strings in PHP?
...Hello ' . $vars->name . ','
. "\r\n\r\n"
. 'The second line starts two lines below.'
. "\r\n\r\n"
. 'I also don\'t want any spaces before the new line,'
. ' so it\'s butted up against the left side of the screen.';
return $text;
Regarding the line breaks, with ema...
How to avoid .pyc files?
...etup.py and entry_points= you will have set sys.dont_write_bytecode in the startup script. So you cannot rely on the "default" startup script generated by setuptools.
If you start Python with python file as argument yourself you can specify -B:
python -B somefile.py
somefile.pyc would not be gen...
Example of Named Pipes
...rogram
{
static void Main(string[] args)
{
StartServer();
Task.Delay(1000).Wait();
//Client
var client = new NamedPipeClientStream("PipesOfPiece");
client.Connect();
StreamReader reader = new StreamReader(c...
MongoDB - admin user not authorized
... user that is only used for administrating other users (therefore the role starting with "userAdmin") and only then create your normal users. it kind of makes sense, but i didn't get it the first time right too... @akostadinov
– TomTasche
Jan 5 '17 at 9:14
...
Drawing a line/path on Google Maps
...a("ahmedabad", "vadodara");
String[] lngLat = pairs[0].split(",");
// STARTING POINT
GeoPoint startGP = new GeoPoint(
(int) (Double.parseDouble(lngLat[1]) * 1E6), (int) (Double
.parseDouble(lngLat[0]) * 1E6));
myMC = myMapView.getController();
geoPoint = startGP;
myMC.setCent...