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What are some common uses for Python decorators? [closed]
...ple! No idea what it does though. An explanation what you are doing there, and how the decorator solves the problem would be very nice.
– MeLight
Jun 15 '14 at 16:00
8
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Type List vs type ArrayList in Java [duplicate]
I understand that with (1), implementations of the List interface can be swapped. It seems that (1) is typically used in an application regardless of need (myself I always use this).
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How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
I already added a custom domain to my Heroku app and it works with www.domain.com .
4 Answers
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Multiline strings in JSON
I'm writing some data files in JSON format and would like to have some really long string values split over multiple lines. Using python's JSON module I get a whole lot of errors, whether I use \ or \n as an escape.
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JSHint and jQuery: '$' is not defined
...ferred approach is to create a .jshintrc file in the root of your project, and put this config in it:
{
"globals": {
"$": false
}
}
This declares to JSHint that $ is a global variable, and the false indicates that it should not be overridden.
The .jshintrc file was not supported ...
Xcode - ld: library not found for -lPods
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Cd into the project folder and run "pod update". If you don't have pod, search how to install it.
– justinkoh
May 30 '16 at 9:33
2
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Intermittent log4net RollingFileAppender locked file issue
We are seeing an intermittent issue on development and production machines whereby our log files are not getting logged to.
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jQuery ajax error function
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The required parameters in an Ajax error function are jqXHR, exception and you can use it like below:
$.ajax({
url: 'some_unknown_page.html',
success: function (response) {
$('#post').html(response.responseText);
},
error: function (jqXHR, exception) {
var msg = ...
SQL “select where not in subquery” returns no results
...emantically the same.
When it is nullable, NOT IN is different, since IN (and, therefore, NOT IN) return NULL when a value does not match anything in a list containing a NULL.
This may be confusing but may become more obvious if we recall the alternate syntax for this:
common_id = ANY
(
SELECT c...
Entity Framework: table without primary key
...t to. The number of confusing bugs that could be introduced is staggering and scary, not to mention the fact that your performance will likely go down the tubes.
Don't work around this. Fix your data model.
EDIT: I've seen that a number of people are downvoting this question. That's fine, I sup...