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How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
I am currently making an app that will have multiple timers, which are basically all the same.
4 Answers
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How to terminate a python subprocess launched with shell=True
I'm launching a subprocess with the following command:
12 Answers
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Update statement with inner join on Oracle
I have a query which works fine in MySQL, but when I run it on Oracle I get the following error:
14 Answers
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How does a Linux/Unix Bash script know its own PID?
I have a script in Bash called Script.sh , and it needs to know its own PID (i.e. I need to get PID inside the Script.sh )
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How do I check if a Sql server string is null or empty
...
I think this:
SELECT
ISNULL(NULLIF(listing.Offer_Text, ''), company.Offer_Text) AS Offer_Text
FROM ...
is the most elegant solution.
And to break it down a bit in pseudo code:
// a) NULLIF:
if (listing.Offer_Text == '')
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angularjs: ng-src equivalent for background-image:url(…)
In angularjs you have the tag ng-src which has the purpose that you won't receive an error for an invalid url before angularjs gets to evaluate the variables placed in between {{ and }} .
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MongoDB/NoSQL: Keeping Document Change History
A fairly common requirement in database applications is to track changes to one or more specific entities in a database. I've heard this called row versioning, a log table or a history table (I'm sure there are other names for it). There are a number of ways to approach it in an RDBMS--you can wri...
How can I find out the current route in Rails?
I need to know the current route in a filter in Rails. How can I find out what it is?
13 Answers
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Stop handler.postDelayed()
...ou can use:
handler.removeCallbacksAndMessages(null);
Docs
public final void removeCallbacksAndMessages (Object token)
Added in API level 1 Remove any pending posts of callbacks and sent
messages whose obj is token. If token is null, all callbacks and
messages will be removed.
Or ...
How do I submit disabled input in ASP.NET MVC?
How do I submit disabled input in ASP.NET MVC?
13 Answers
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