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How and why does 'a'['toUpperCase']() in JavaScript work?
...t came across some code which I did not understood at first. So I debugged it and came to this finding:
12 Answers
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Deleting a resource using http DELETE
...uld happen if two users did a DELETE on the same resource simultaneously. It makes sense for the second request to get a 404. The same should be true if one user makes two requests.
I am guessing that having DELETE return two different responses does not feel idempotent to you. I find it useful ...
How can I determine the direction of a jQuery scroll event?
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edited Mar 21 '13 at 17:50
user372743
answered Dec 1 '10 at 17:04
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Downloading a file from spring controllers
I have a requirement where I need to download a PDF from the website. The PDF needs to be generated within the code, which I thought would be a combination of freemarker and a PDF generation framework like iText. Any better way?
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Android - How To Override the “Back” button so it doesn't Finish() my Activity?
I currently have an Activity that when it gets displayed a Notification will also get displayed in the Notification bar.
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Where does PostgreSQL store the database?
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edited Jun 14 '13 at 11:20
answered Nov 23 '11 at 4:53
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Password hint font in Android
When an EditText is in password mode, it seems that the hint is shown in a different font (courrier?). How can I avoid this? I would like the hint to appear in the same font that when the EditText is not in password mode.
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What does multicore assembly language look like?
Once upon a time, to write x86 assembler, for example, you would have instructions stating "load the EDX register with the value 5", "increment the EDX" register, etc.
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ReactJS Two components communicating
I just got started with ReactJS and am a little stuck on a problem that I have.
11 Answers
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var self = this?
...his variable in embedded functions
function xyz(){
console.log(abc); // it is available here!
function qwe(){
console.log(abc); // it is available here too!
}
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};
This technique relies on using a closure. But it doesn't work with this because this is a pseudo variable that may chan...