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cannot load such file — zlib even after using rvm pkg install zlib
...o:
$ sudo apt-get install zlib1g-dev
$ rvm reinstall 1.9.3
[Edit] As commenter @chrisfinne mentions, on CentOS/RedHat based systems:
$ sudo yum install zlib-devel
$ rvm reinstall 1.9.3
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Official way to ask jQuery wait for all images to load before executing something
...
With jQuery, you use $(document).ready() to execute something when the DOM is loaded and $(window).on("load", handler) to execute something when all other things are loaded as well, such as the images.
The difference can be seen in the following compl...
Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
...f both options according to the official PostgreSQL docs on authentication methods.
Peer authentication
The peer authentication method works by obtaining the client's
operating system user name from the kernel and using it as the allowed
database user name (with optional user name mapping)....
Mocking static methods with Mockito
...er.class)
public class Mocker {
@Test
public void shouldVerifyParameters() throws Exception {
//given
PowerMockito.mockStatic(DriverManager.class);
BDDMockito.given(DriverManager.getConnection(...)).willReturn(...);
//when
sut.execute(); // System U...
Django import error - no module named django.conf.urls.defaults
...dair Was working with a code from django 1.6 and found the defaults replacement here. Just was adding to the answer. So that someone else could find all help at one place.
– Akshay Hazari
Aug 3 '17 at 8:47
...
Xcode duplicate/delete line
Coming from Eclipse and having been used to duplicate lines all the time, it's pretty strange finding out that Xcode has no such function. Or does it?
...
WPF and initial focus
...
This works, too:
<Window FocusManager.FocusedElement="{Binding ElementName=SomeElement}">
<DataGrid x:Name="SomeElement">
...
</DataGrid>
</Window>
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How do I create an array of strings in C?
... want to be able to change the actual string content, the you have to do something like
char a[2][14];
strcpy(a[0], "blah");
strcpy(a[1], "hmm");
This will allocate two consecutive arrays of 14 chars each, after which the content of the static strings will be copied into them.
...
Is Hash Rocket deprecated?
..., integers or constants. For example, 's' => x is valid but 's': x is something completely different.
You can kludge around the above in the obvious manner of course:
h = { }
h[:'where.is'] = 'pancakes house?'
# etc.
but that's just ugly and unnecessary.
The rocket isn't going anywhere without...
How to access session variables from any class in ASP.NET?
... e.g like this:
public string Property1 { get; set; }
public DateTime MyDate { get; set; }
public int LoginId { get; set; }
}
This class stores one instance of itself in the ASP.NET session and allows you to access your session properties in a type-safe way from any class, e.g like thi...