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Objective-C: Property / instance variable in category
...untime.h>
static void *MyClassResultKey;
@implementation MyClass
- (NSString *)test {
NSString *result = objc_getAssociatedObject(self, &MyClassResultKey);
if (result == nil) {
// do a lot of stuff
result = ...;
objc_setAssociatedObject(self, &MyClassResultKey, result, O...
Reliable way for a Bash script to get the full path to itself [duplicate]
...
It is also an extra package on Debian Wheezy. The coreutils version is 8.13 and does not include it yet.
– mrossi
Dec 6 '13 at 19:35
...
Post-install script with Python setuptools
...nt:
You will make a few additions to setup.py and there is no need for an extra file.
Also you need to consider two different post-installations; one for development/editable mode and the other one for install mode.
Add these two classes that includes your post-install script to setup.py:
from ...
HTML button calling an MVC Controller and Action method
...
may wrap it in an HtmlHelper something like public static string ActionButton(this HtmlHelper helper, string action, string controller, string text) { return String.Format("<input type=\"button\" value=\"{0}\" onclick=\"location.href='{1}' />",text,Url.Action(action,co...
Iterate through the fields of a struct in Go
...y):
import (
"fmt"
"reflect"
)
func main() {
x := struct{Foo string; Bar int }{"foo", 2}
v := reflect.ValueOf(x)
values := make([]interface{}, v.NumField())
for i := 0; i < v.NumField(); i++ {
values[i] = v.Field(i).Interface()
}
fmt.Println(values)
}...
Generate Java classes from .XSD files…?
...item>
Easy right? You can alternatively channel the output XML as text String, Stream, Writer, ContentHandler, etc by simply change the parameter of the marshal(...) method like
...
JAXBContext context = JAXBContext.newInstance(item.getClass());
Marshaller marshaller = context.createMarshaller()...
Setting HttpContext.Current.Session in a unit test
... var httpRequest = new HttpRequest("", "http://example.com/", "");
var stringWriter = new StringWriter();
var httpResponse = new HttpResponse(stringWriter);
var httpContext = new HttpContext(httpRequest, httpResponse);
var sessionContainer = new HttpSessionStateContainer("id", new S...
What's the point of const pointers?
...st drop the const from the argument, and preferably comment why. That tiny extra bit of work doesn't justify marking all arguments as non-const by default and opening yourself up to all the potential errors that creates.
– underscore_d
May 23 '17 at 10:20
...
How to create a readonly textbox in ASP.NET MVC3 Razor
... named EditorTemplates in ~/Views/Shared/
Create a razor PartialView named String.cshtml
Fill the String.cshtml with this code:
@if(ViewData.ModelMetadata.IsReadOnly) {
@Html.TextBox("", ViewData.TemplateInfo.FormattedModelValue,
new { @class = "text-box single-line readonly", @readonly...
How do I echo and send console output to a file in a bat script?
... always the last one!
So it is equal to dir > two.txt
Ok, there is one extra possibility, redirecting a stream to another stream.
dir 1>files.txt 2>&1
2>&1 redirects stream2 to stream1 and 1>files.txt redirects all to files.txt.
The order is important here!
dir ... 1>...