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CSS hexadecimal RGBA?
...ate which is heavily susceptible to change, the current version of the document implies that in the somewhat near future CSS will support both the 4 and 8-digit hexadecimal RGBA notation.
Note: the following quote has irrelevant chunks cut out and the source may have been heavily modified by the ti...
LINQ to Entities does not recognize the method
...
As you've figured out, Entity Framework can't actually run your C# code as part of its query. It has to be able to convert the query to an actual SQL statement. In order for that to work, you will have to restructure your query expression into an expression ...
How to exit a function in bash
...eeds to be taken with set -e and returning non-zero values, as that caught me by surprise in the past.
– Yevgeniy Brikman
Jul 12 '19 at 21:19
add a comment
...
Creating a new directory in C
.../stat.h>
#include <unistd.h>
struct stat st = {0};
if (stat("/some/directory", &st) == -1) {
mkdir("/some/directory", 0700);
}
You can see the manual of these functions with the man 2 stat and man 2 mkdir commands.
...
What is the difference between ApplicationContext and WebApplicationContext in Spring MVC?
...WebApplicationContext will also be able to use ServletContext if they implement ServletContextAware interface
package org.springframework.web.context;
public interface ServletContextAware extends Aware {
void setServletContext(ServletContext servletContext);
}
There are many things possibl...
How can I map True/False to 1/0 in a Pandas DataFrame?
I have a column in python pandas DataFrame that has boolean True/False values, but for further calculations I need 1/0 representation. Is there a quick pandas/numpy way to do that?
...
How do I execute a program using Maven?
..., declare the phase to which you want to bind the goal in the execution element:
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.4</version>
<executions>
<execution>
<id>...
How to add calendar events in Android?
I'm just getting up to speed on Android, and today in a project meeting someone said that Android has no native calendar app so users just use whatever calendar app they like.
...
Are Duplicate HTTP Response Headers acceptable?
...
Yes
HTTP RFC2616 available here says:
Multiple message-header fields with the same field-name MAY be present
in a message if and only if the entire field-value for that header
field is defined as a comma-separated list [i.e., #(values)]. It MUST
be possible to combi...
What does 'var that = this;' mean in JavaScript?
... answer with an illustration:
var colours = ['red', 'green', 'blue'];
document.getElementById('element').addEventListener('click', function() {
// this is a reference to the element clicked on
var that = this;
colours.forEach(function() {
// this is undefined
// that i...