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Dependency Injection vs Factory Pattern
...ng a factory your code is still actually responsible for creating objects. By DI you outsource that responsibility to another class or a framework, which is separate from your code.
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How to do error logging in CodeIgniter (PHP)
...ata, it should be pretty safe. This file is relative to an index.html page by default so obviously generated php files wouldn't be publicly accessible- but you'll never know. Make sure to have all of this precautions in place if you change the default application/logs directory.
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How to fire AJAX request Periodically?
...ght a bit more advanced technique that I learned from this excellent video by Paul Irish: http://paulirish.com/2010/10-things-i-learned-from-the-jquery-source/
For periodic tasks that might end up taking longer than the repeat interval (like an HTTP request on a slow connection) it's best not to us...
How do I get a file extension in PHP?
... You should ensure the value you receive from this is in fact a valid type by querying iana.org/assignments/media-types/media-types.txt or by checking your own MimeType Map.
– John Foley
Apr 23 '15 at 1:11
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Disable a method in a ViewSet, django-rest-framework
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By only using the mixins you need you can disable GET, POST, PUT, DELETE Methods but I did not able to find out how to disable the PATCH method specially if you are using routers.
– Muneeb Ahmad
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How to convert java.sql.timestamp to LocalDate (java8) java.time?
... why they added this method to the JDK as it makes things really confusing by doing an implicit conversion using the system timezone. Usually when using only java8 date classes the programmer is forced to specify a timezone which is a good thing.
The good solution is
timestamp.toInstant().atZone(z...
Highlight all occurrence of a selected word?
...for a pattern with the command / in Normal mode, or <Ctrl>o followed by / in Insert mode. * in Normal mode will search for the next occurrence of the word under the cursor. The hlsearch option will highlight all of them if set. # will search for the previous occurrence of the word.
To remove ...
Formula px to dp, dp to px android
...different devices. Of course if the xdpi/ydpi inputs are not correctly set by some devices, it wont't work there.
– Bachi
Apr 15 '14 at 21:13
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Is there a way to escape a CDATA end token in xml?
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I just got bitten by this one because I am trying to encode some compressed Javascript into a <script> tag like: <script>/*<![CDATA[*/javascript goes here/*]]>*/</script> and my javascript includes just that sequence! ...
How to get text box value in JavaScript
...nt does not have an ID but just a name. So you could either use getElementsByName() method to get a list of all elements with this name:
var jobValue = document.getElementsByName('txtJob')[0].value // first element in DOM (index 0) with name="txtJob"
Or you assign an ID to the element:
<inp...