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How can I comment a single line in XML?
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Not orthodox, but it works for me sometimes; set your comment as another attribute:
<node usefulAttr="foo" comment="Your comment here..."/>
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Has an event handler already been added?
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The only way that worked for me is creating a Boolean variable that I set to true when I add the event. Then I ask: If the variable is false, I add the event.
bool alreadyAdded = false;
This variable can be global.
if(!alreadyAdded)
{
myClass.MyEvent += MyHandler;
alreadyAdded = tru...
Adding a collaborator to my free GitHub account?
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Go to Manage Access page under settings (https://github.com/user/repo/settings/access) and add the collaborators as needed.
Screenshot:
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Displaying build times in Visual Studio?
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Menu Tools → Options → Projects and Solutions → VC++ Project Settings → Build Timing should work.
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$watch an object
...nge: [] };
// when storing the data, updating the timestamp
store.setData = function(key, data){
store.data[key] = data;
store.setChange(key);
}
// get the change to watch
store.getChange = function(key){
return store.change[key];
}
// set the c...
Cannot set some HTTP headers when using System.Net.WebRequest
...n. Here is an extension method which solves the problem by allowing you to set any header via its string name.
Usage
HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
request.SetRawHeader("content-type", "application/json");
Extension Class
public static class HttpWebRequestEx...
Duplicate and rename Xcode project & associated folders [closed]
...red within the Xcode navigation pane.
In your project / targets build settings, search for the old folder name and manually rename any occurrences you find. Normally there is one for the prefix.pch and one for the info.plist, but there may be more.
If you are using any third party libraries (Te...
Explain ExtJS 4 event handling
...want to mention application wide events which can be very useful in an MVC setup to enable communication between controllers. (extjs4.1)
Lets say we have a controller Station (Sencha MVC examples) with a select box:
Ext.define('Pandora.controller.Station', {
extend: 'Ext.app.Controller',
....
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
... target architectures when they are enabled automatically by -O2 is not 1. Setting them to 1 effectively disables these “optimizations” that often make the binary code slower.
– Pascal Cuoq
2 days ago
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chrome undo the action of “prevent this page from creating additional dialogs”
...he tab of the page you disabled alerts. Re-open the page in a new tab. The setting only lasts for the session, so alerts will be re-enabled once the new session begins in the new tab.
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