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Set time part of DateTime in ruby
...e a datetime object eg DateTime.now . I want to set hours and minutes to 0 (midnight). How can I do that?
4 Answers
...
How can I get the client's IP address in ASP.NET MVC?
...e
{
szIP = szXForwardedFor;
if (szIP.IndexOf(",") > 0)
{
string [] arIPs = szIP.Split(',');
foreach (string item in arIPs)
{
if (!isPrivateIP(item))
{
return item;
...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...utput of myFunction1 and myFunction2 now,
--- prog list "myFunction1" ---
0000 (s.go:5) TEXT myFunction1+0(SB),$16-24
0001 (s.go:6) MOVQ $type."".MyStructType+0(SB),(SP)
0002 (s.go:6) CALL ,runtime.new+0(SB)
0003 (s.go:6) MOVQ 8(SP),AX
0004 (s.go:8) MOVQ AX,.noname+0(FP)
0005 (s.go:8...
Mysql adding user for remote access
...
In order to connect remotely you have to have MySQL bind port 3306 to your machine's IP address in my.cnf. Then you have to have created the user in both localhost and '%' wildcard and grant permissions on all DB's as such . See below:
my.cnf (my.ini on windows)
#Replace xxx with your I...
What does axis in pandas mean?
...
It specifies the axis along which the means are computed. By default axis=0. This is consistent with the numpy.mean usage when axis is specified explicitly (in numpy.mean, axis==None by default, which computes the mean value over the flattened array) , in which axis=0 along the rows (namely, index ...
Formatting floats without trailing zeros
...
Me, I'd do ('%f' % x).rstrip('0').rstrip('.') -- guarantees fixed-point formatting rather than scientific notation, etc etc. Yeah, not as slick and elegant as %g, but, it works (and I don't know how to force %g to never use scientific notation;-).
...
CALayer with transparent hole in it
...h;
UIBezierPath *path = [UIBezierPath bezierPathWithRoundedRect:CGRectMake(0, 0, self.mapView.bounds.size.width, self.mapView.bounds.size.height) cornerRadius:0];
UIBezierPath *circlePath = [UIBezierPath bezierPathWithRoundedRect:CGRectMake(0, 0, 2.0*radius, 2.0*radius) cornerRadius:radius];
[path a...
How to access the ith column of a NumPy multidimensional array?
...
>>> test[:,0]
array([1, 3, 5])
Similarly,
>>> test[1,:]
array([3, 4])
lets you access rows. This is covered in Section 1.4 (Indexing) of the NumPy reference. This is quick, at least in my experience. It's certainly muc...
“CASE” statement within “WHERE” clause in SQL Server 2008
...ery which contains "CASE" statement within "WHERE" clause. But SQL Server 2008 is giving some errors while executing it. Can anyone please help me with the correct query? Here is the query:
...
How to validate date with format “mm/dd/yyyy” in JavaScript?
...s
var parts = dateString.split("/");
var day = parseInt(parts[1], 10);
var month = parseInt(parts[0], 10);
var year = parseInt(parts[2], 10);
// Check the ranges of month and year
if(year < 1000 || year > 3000 || month == 0 || month > 12)
return false;
...
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