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How to find the size of an array in postgresql
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As vyegorov mentioned, array_length will do the trick. Or if you know that the array is 1-dimensional (which is likely) and are running PostgreSQL 9.4 or higher, you can use cardinality:
SELECT cardinality(id) FROM example;
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What exactly happens when I set LoadUserProfile of IIS pool?
I faced the following issue.
1 Answer
1
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How to quit scala 2.11.0 REPL?
In the last version of scala (2.10.3) REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work.
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Is it possible to use jQuery to read meta tags
Is it possible to use jQuery to read meta tags. If so do you know what the basic structure of the code will be, or have links to any tutorials.
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How to append to New Line in Node.js
I'm trying to Append data to a Log file using Node.js and that is working fine but it is not going to the next line. \n doesn't seem to be working in my function below. Any suggestions?
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Gradle buildscript dependencies
What is the difference between declaring repositories in the buildScript section of the gradle build or in the root level of the build.
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“aapt” IOException error=2, No such file or directory" why can't I build my gradle on jenkins?
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I had the following similar error on Ubuntu 13.10:
Cannot run program "/usr/local/android-sdk-linux/build-tools/19.0.3/aapt": error=2, No such file or directory
And this answer fixed it for me:
To get aapt working (this fixed my issues with the avd as well...
How to start an application without waiting in a batch file?
Is there any way to execute an application without waiting in batch file? I have tried the start command but it just creates a new command window.
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jQuery change input text value
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no, you need to do something like:
$('input.sitebg').val('000000');
but you should really be using unique IDs if you can.
You can also get more specific, such as:
$('input[type=text].sitebg').val('000000');
EDIT:
do this t...
how to write setTimeout with params by Coffeescript
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I think it's a useful convention for callbacks to come as the last argument to a function. This is usually the case with the Node.js API, for instance. So with that in mind:
delay = (ms, func) -> setTimeout func, ms
delay 1000, -> s...