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Cannot obtain value of local or argument as it is not available at this instruction pointer, possibl

... Go to Project Properties and under Build Make sure that the "Optimize Code" checkbox is unchecked. Also, set the "Debug Info" dropdown to "Full" in the Advanced Options (Under Build tab). ...
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execute function after complete page load

...ost probably implement some heavy workarounds to support all the browsers. And this will make it very difficult to "exactly" simulate the behavior using plain Javascript (but not impossible of course). as Jeffrey Sweeney and J Torres suggested, i think its better to have a setTimeout function, befo...
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How to check if a Unix .tar.gz file is a valid file without uncompressing?

... tar file without a file? , but I was wondering: is there a ready made command line solution? 8 Answers ...
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How can i use iptables on centos 7? [closed]

.... It is possible to go back to a more classic iptables setup. First, stop and mask the firewalld service: systemctl stop firewalld systemctl mask firewalld Then, install the iptables-services package: yum install iptables-services Enable the service at boot-time: systemctl enable iptables ...
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Getting the SQL from a Django QuerySet [duplicate]

...use "Django never actually interpolates the parameters: it sends the query and the parameters separately to the database adapter, which performs the appropriate operations." Source: code.djangoproject.com/ticket/17741 – gregoltsov Jul 7 '14 at 14:50 ...
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What does the constant 0.0039215689 represent?

...was the multiply-by-reciprocal optimization. So I checked in my calculator and sure enough - I guessed right. – Mysticial Mar 24 '14 at 22:08 ...
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What are the correct link options to use std::thread in GCC under linux?

... I am trying to compile a very simple program using gcc 4.7.1 and I am having the very same "operation not permitted" error. The problem is that I'm already using -pthread flag. Is there any other flag you know about? – Filipe Dec 13 '12 at 11:34 ...
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Disallow Twitter Bootstrap modal window from closing

... Check answer from @@Varun Chatterji and include this on your modal definition – Leandro May 26 '14 at 13:21 1 ...
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how does multiplication differ for NumPy Matrix vs Array classes?

... to avoid using the matrix class is that a) it's inherently 2-dimensional, and b) there's additional overhead compared to a "normal" numpy array. If all you're doing is linear algebra, then by all means, feel free to use the matrix class... Personally I find it more trouble than it's worth, though. ...
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What is the purpose of a plus symbol before a variable?

...icating the if on whether or not d is a non-zero number. Reference here. And, as pointed out in comments, here. share | improve this answer | follow | ...