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Defining TypeScript callback type
...be
class CallbackTest
{
public myCallback: () => void;
public doWork(): void
{
//doing some work...
this.myCallback(); //calling callback
}
}
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How to upgrade Git on Windows to the latest version?
I just upgraded to Git 1.8.0.1 for Windows, from my previous version 1.7.9.mysysgit.0. I downloaded the new version from the Git site and installed through the normal Git installer EXE.
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jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
...y.
Fix: get the files
Next, it's an easy fix. Head to http://jquery.com/download/ and click the Download the map file link for your version, and you'll want the uncompressed file downloaded as well.
Having the map file in place allows you do debug your minified jQuery via the original sources,...
NodeJS: Saving a base64-encoded image to disk
...ou should use the bodyParser() middleware and use req.body, and if you are doing this using standard Node then you need to aggregate the incoming data event Buffer objects and do this image data parsing in the end callback.
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API Keys vs HTTP Authentication vs OAuth in a RESTful API
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It depends on your needs. Do you need:
Identity – who claims to be making an API request?
Authentication – are they really who they say they are?
Authorization – are they allowed to do what they are trying to do?
or all three?
If you just ...
Should MySQL have its timezone set to UTC?
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It seems that it does not matter what timezone is on the server as long as you have the time set right for the current timezone, know the timezone of the datetime columns that you store, and are aware of the issues with daylight savings time....
How to iterate over values of an Enum having flags?
...I somehow iterate over the single-bit values in that specific variable? Or do I have to use Enum.GetValues to iterate over the entire enum and check which ones are set?
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How to install multiple python packages at once using pip
I know it's an easy way of doing it but i didn't find it neither here nor on google.
So i was curious if there is a way to install multiple packages using pip.
Something like:
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Java Annotations
...this fuzzy idea of them as somewhere in between a comment and actual code. Do they affect the program at run time?
8 Answer...
Create a list from two object lists with linq
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This can easily be done by using the Linq extension method Union. For example:
var mergedList = list1.Union(list2).ToList();
This will return a List in which the two lists are merged and doubles are removed. If you don't specify a comparer i...