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Download a file by jQuery.Ajax

... 2019 modern browsers update This is the approach I'd now recommend with a few caveats: A relatively modern browser is required If the file is expected to be very large you should likely do something similar to the original approach (iframe and cookie) because some of the below operations co...
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No submodule mapping found in .gitmodule for a path that's not a submodule

... Following rajibchowdhury's answer (upvoted), use git rm command which is advised is for removing the special entry in the index indicating a submodule (a 'folder' with a special mode 160000). If that special entry path isn't referenced in the .gitmodule (like 'Classes/Sup...
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How to use SharedPreferences in Android to store, fetch and edit values [closed]

I want to store a time value and need to retrieve and edit it. How can I use SharedPreferences to do this? 31 Answers ...
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In what cases will HTTP_REFERER be empty

I know it's possible to get an empty HTTP_REFERER. Under what circumstances does this happen? If I get an empty one, does it always mean that the user changed it? Is getting an empty one the same as getting a null one? and under what circumstances do I get that too? ...
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Python: avoid new line with print command [duplicate]

I've started programming today and have this issue with Python. It's pretty dumb but I can't figure out how to do it. When I use the print command, it prints whatever I want and then goes to a different line. For example: ...
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Sql query to insert datetime in SQL Server

... married to the dd-mm-yy hh:mm:ss xm format, you will need to use CONVERT with the specific style. insert into table1 (approvaldate) values (convert(datetime,'18-06-12 10:34:09 PM',5)); 5 here is the style for Italian dates. Well, not just Italians, but that's the culture it's attributed to...
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Specifically, what's dangerous about casting the result of malloc?

...ou won't get a compiler error, but a compiler warning. As the sources you cite say (especially the first one), you can get an unpredictable runtime error when using the cast without including stdlib.h. So the error on your side is not the cast, but forgetting to include stdlib.h. Compilers may assu...
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What is the difference between concurrent programming and parallel programming?

... If you program is using threads (concurrent programming), it's not necessarily going to be executed as such (parallel execution), since it depends on whether the machine can handle several threads. Here's a visual example. Threads on a non-threaded machine: -- -- -- ...
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How to change Vagrant 'default' machine name?

... Vagrant 1.3.3. I created a directory called nametest and ran vagrant init precise64 http://files.vagrantup.com/precise64.box to generate a default Vagrantfile. Then I opened the VirtualBox GUI so I could see what names the boxes I create would show up as. Default Vagrantfile Vagrant.config...
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How can I remove a trailing newline?

...f Perl's chomp function, which removes the last character of a string if it is a newline? 28 Answers ...