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ListView item background via custom selector
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I've been frustrated by this myself and finally solved it. As Romain Guy hinted to, there's another state, "android:state_selected", that you must use. Use a state drawable for the background of your list item, and use a different state drawable for listSelector of yo...
SQL - Update multiple records in one query
...e updated so it's just u need to add the parent id and child ids to update all the rows u need using a small script.
UPDATE [Table]
SET couloumn1= (select couloumn1 FROM Table WHERE IDCouloumn = [PArent ID]),
couloumn2= (select couloumn2 FROM Table WHERE IDCouloumn = [PArent ID]),
co...
Very slow compile times on Visual Studio 2005
...t half-way down the page):
In decreasing order of speedup:
Install Microsoft hotfix 935225.
Install Microsoft hotfix 947315.
Use a true multicore processor (ie. an Intel Core Duo 2; not a Pentium 4 HT).
Use 3 parallel builds. In Visual Studio 2005, you will find the option in Tool...
C# using streams
...ransfer data. There is a generic stream class System.IO.Stream, from which all other stream classes in .NET are derived. The Stream class deals with bytes.
The concrete stream classes are used to deal with other types of data than bytes. For example:
The FileStream class is used when the outside ...
How to import data from mongodb to pandas?
...gkuowaitingkuo
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Possible to do a MySQL foreign key to one of two possible tables?
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What you're describing is called Polymorphic Associations. That is, the "foreign key" column contains an id value that must exist in one of a set of target tables. Typically the target tables are related in some way, such as being instances of some c...
Can grep show only words that match search pattern?
... grep across a number of directories it did display the full file path for all matched files, whereas with -h it just displayed the matched words without any specification about which file it is. So, to match the original question, I think it is necessary in certain circumstances.
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What is the $$hashKey added to my JSON.stringify result
...e track by {uniqueProperty} suffix, Angular won't have to add $$hashKey at all. For example
<ul>
<li ng-repeat="link in navLinks track by link.href">
<a ng-href="link.href">{{link.title}}</a>
</li>
</ul>
Just always remember you need the "link."...
Convert Python program to C/C++ code? [closed]
...t * stuff). And it will never get quite as fast as plain C because it's usually interfacing with Python (100% or more? only for plain numerical code that doesn't interface with Python at all for the most time!). But other than that, yes, it can get you a pretty devent speedup.
–...
Correct way to detach from a container without stopping it
...aseimage-docker/#intro)
If you want a container that run in detached mode all the time, i suggest you use
docker run -d foo
With an ssh server on the container. (easiest way is to follow the dockerizing openssh tutorial https://docs.docker.com/engine/examples/running_ssh_service/)
Or you can ju...