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How to determine equality for two JavaScript objects?
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@scotts Other problem with converting to JSON is that the order of the properties in the string becomes significant. {x:1, y:2} !== {y:2, x:1}
– Stijn de Witt
Mar 1 '16 at 21:51
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Cookies vs. sessions
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Short answer
Rules ordered by priority:
Rule 1. Never trust user input : cookies are not safe. Use sessions for sensitive data.
Rule 2. If persistent data must remain when the user closes the browser, use cookies.
Rule 3. If persistent data d...
Java Enum definition
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@newacct Look at the definition of Enum. In order to compare one instance with another it has to compare their ordinals. So the argument of the compareTo method must have been declared as an Enum subtype, or the compiler will (correctly) say that it doesn't have an ord...
How to break out of a loop from inside a switch?
...disadvantage that most developers first have to look at it for a minute in order to understand how/whether this works. :(
– sbi
Sep 15 '09 at 12:27
8
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How to gracefully handle the SIGKILL signal in Java
...acefully (SIGTERM from the manager process) or a shutdown has occurred (in order to relaunch automatically the job on startup).
As a basis, I always make my long-running threads periodically aware of interrupted status and throw an InterruptedException if they interrupted. This enables execution fi...
Change cursor to hand when mouse goes over a row in table
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For compatibility with IE < 6 use this style in that order:
.sortable:hover {
cursor: pointer;
cursor: hand;
}
But remember that IE < 7 supports :hover pseudoclass only with <a> element.
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How to declare std::unique_ptr and what is the use of it?
...hen it is done using. If it is not deleted, then memory leakage occurs.
In order to avoid such memory leaks unique_ptr is used, where unique_ptr automatically deletes the space occupied by heapInt when it goes out of scope. So, you need not do delete or free for unique_ptr.
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How can I force clients to refresh JavaScript files?
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Chrome REQUIRES these settings in order to cache properly. Without them, Chrome will cache a file forever. Mozilla uses a much more reasonable default. See more at: agiletribe.wordpress.com/2018/01/29/caching-for-chrome
– AgilePro
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How to Display blob (.pdf) in an AngularJS app
...ions have the same components, but it took a while to figure out the right order to make it work.
Thank you @Nikolay Melnikov, your comment/reply to this question was what made it work.
In a nutshell, here is my AngularJS Service backend call:
getDownloadUrl(fileID){
//
//Get the downlo...
Django using get_user_model vs settings.AUTH_USER_MODEL
..., but it is a hit-and-miss scenario. If you change some settings (e.g. the order of INSTALLED_APPS) it might very well break the import and you will have to spend additional time debugging.
settings.AUTH_USER_MODEL will pass a string as the foreign key model, and if the retrieval of the model class...