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What does the explicit keyword mean?
...class will create a compiler error at the function call DoBar (42). It is now necessary to call for conversion explicitly with DoBar (Foo (42))
The reason you might want to do this is to avoid accidental construction that can hide bugs.
Contrived example:
You have a MyString(int size) class with ...
What is the difference between #import and #include in Objective-C?
...was already included, as
far as #import is concerned, that file is now already completely included.
Bottom line:
C/C++ headers traditionally includes parts of other include files.
So for C/C++ headers, use #include.
For objc/objc++ headers, use #import.
...
How do you query for “is not null” in Mongo?
...: 1 }
{ "_id" : ObjectId("544540f11b5cf91c4893eb99"), "otherField" : 2 }
Now, create the sparse index on imageUrl field:
db.foo.ensureIndex( { "imageUrl": 1 }, { sparse: true } )
{
"createdCollectionAutomatically" : false,
"numIndexesBefore" : 1,
"numIndexesAfter" : 2,
"ok" : 1
}
...
How to assign Profile values?
I don't know what I am missing, but I added Profile properties in the Web.config file but cannot access Profile. Item in the code or create a new profile.
...
Disable mouse scroll wheel zoom on embedded Google Maps
...nce. So I added mouseleave() on JavaScript. Idea adapted from #Bogdan And now its perfect. Try this. Credits goes to #nathanielperales and #Bogdan. I just combined both idea's. Thank you guys. I hope this will help others also...
HTML
<div class='embed-container maps'>
<iframe width=...
An ASP.NET setting has been detected that does not apply in Integrated managed pipeline mode
...se requests off to the ASP.NET pipeline. In Classic mode ASP.NET does not know what it hasn't been told and there is a lot that IIS 6/Classic may not be telling it.
Integrated mode is recommended because ASP.NET handlers and modules can interact directly with the IIS pipeline. No longer does the IIS...
How do you disable browser Autocomplete on web form field / input tag?
...ion, because the origin of preference for this setting is user agent also known as the web browser. There is a difference between supporting certain behaviour (which HTML 5 attempts to do) and forcing it by deciding on behalf of the user, which you suggest is a "much better solution".
...
TypeScript Objects as Dictionary types as in C#
...
You may know this, but there are also some potential gotchas with this approach, the big one being that there's no safe and easy way to iterate through all the members. This code, for instance, shows that map contains two members: (...
If I fork someone else's private Github repo into my account, is it going to appear in my account as
... @namuol This has changed as explained in Planet Bips's answer. Now forks are deleted when the main repository is deleted in a private repo. Along with that, forks are deleted if a collaborator loses access to the private repo. github.com/blog/…
– Matthew D. Schole...
How to template If-Else structures in data-bound views?
... can handle this type of code.
with an if/ifnot combination like you are now. This works fine and is not terribly verbose.
Michael Best's switch/case binding (https://github.com/mbest/knockout-switch-case) is quite flexible and can let you easily handle this and more complicated ones (more states...