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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
...s.
>> (-1..2).step(0.5).to_a
=> [-1.0, -0.5, 0.0, 0.5, 1.0, 1.5, 2.0]
>> (-1...3).step(0.5).to_a
=> [-1.0, -0.5, 0.0, 0.5, 1.0, 1.5, 2.0, 2.5]
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proper hibernate annotation for byte[]
...nds on what you want. JPA can persist a non annotated byte[]. From the JPA 2.0 spec:
11.1.6 Basic Annotation
The Basic annotation is the simplest
type of mapping to a database column.
The Basic annotation can be applied
to a persistent property or instance
variable of any of the fo...
How to render a PDF file in Android
...er library, it is very fast and easy to use, licensed under Apache License 2.0:
pdfView.fromAsset(String)
.pages(0, 2, 1, 3, 3, 3) // all pages are displayed by default
.enableSwipe(true)
.swipeHorizontal(false)
.enableDoubletap(true)
.defaultPage(0)
.onDraw(onDrawListener)
.onLoad(on...
SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
.... This depends on how you identify a user in your application.
In SignalR 2.0, this is done by using the inbuilt IPrincipal.Identity.Name, which is the logged in user identifier as set during the ASP.NET authentication.
However, you may need to map the connection with the user using a different id...
How to pip install a package with min and max version range?
...
@Mike'Pomax'Kamermans You should use ~=2.2.0 in that case(* operator will not work if you're using ~=). 2.2 and 2.2.0 (and 2.2.0.0, and so on) are internally handled as same thing when it comes to installing packages.
– ik1ne
M...
How to use bootstrap-theme.css with bootstrap 3?
...at all, it only enhances the appearance.
Update 2
With the release of v3.2.0 Bootstrap have added an option to view the theme css on the doc pages. If you go to one of the doc pages (css, components, javascript) you should see a "Preview theme" link at the bottom of the side nav which you can use ...
How to enumerate an enum with String type?
...
In Java the compiler does this for you, maybe Swift 2.0 will do this also. In particular in Java all enums get a description (toString in Java) method that gives the String as the case names (Washers, ...) and a Set of the cases is automatically created. Java also give you pos...
How to deploy an ASP.NET Application with zero downtime
...rsions and the IIS metabase:
for an existing path/url:
path: \web\app\v2.0\
url: http://app
Copy new (or modified) website to server under
\web\app\v2.1\
Modify IIS metabase to change the website path
from \web\app\2.0\
to \web\app\v2.1\
This method offers the following benefits:
In t...
Set Colorbar Range in matplotlib
... norm=mpl.colors.Normalize(vmin=-0.5, vmax=1.5))
cbar.set_clim(-2.0, 2.0)
With the two different limits you can control the range and legend of the colorbar. In this example only the range between -0.5 to 1.5 is show in the bar, while the colormap covers -2 to 2 (so this could be your d...
windows service vs scheduled task
...lid values are "", "NT AUTHORITY\SYSTEM", or "SYSTEM".
For Task Scheduler 2.0 tasks, "NT AUTHORITY\LOCALSERVICE", and
"NT AUTHORITY\NETWORKSERVICE" are also valid values.
Task Scheduler 2.0 is available from Vista and Server 2008.
In XP and Server 2003, system is the only option.
...