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Make header and footer files to be included in multiple html pages
...ted a JS solution, so it's inappropriate to give him a solution PHP, Ruby, Python, C++, or any other language.
– Zach
Jul 24 '17 at 7:55
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Why '&&' and not '&'?
...ssical example where bit-patterns and bitwise operator are used is in Unix/Linux file system permissions.
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How to show math equations in general github's markdown(not github's blog)
...ook too, and, while not directly related, handcalcs is a library to render Python calculation code automatically in Latex pip install handcalcs
– SpeedCoder5
Sep 2 at 15:39
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Django admin: How to display a field that is marked as editable=False' in the model?
...I just created a sample application to reproduce your error (django 2.0.8, python 3.5). This still works fine. Maybe something else is wrong in your app @nerdoc?
– tback
Sep 5 '18 at 13:29
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How to avoid “if” chains?
...n this case. It is the one usage of goto that's actually encouraged by the Linux styleguide, it's called the centralized function exit:
int foo() {
int result = /*some error code*/;
if(!executeStepA()) goto cleanup;
if(!executeStepB()) goto cleanup;
if(!executeStepC()) goto cleanup;...
Why is it bad style to `rescue Exception => e` in Ruby?
...atches signal exceptions and ignores them, (say the code above) then:
in Linux, in a shell, type pgrep ruby, or ps | grep ruby, look for your offending program's PID, and then run kill -9 <PID>.
in Windows, use the Task Manager (CTRL-SHIFT-ESC), go to the "processes" tab, find your proces...
Parse (split) a string in C++ using string delimiter (standard C++)
...e if it had returned a vector of elements ["", "bc"]. Using str.split() in Python, it was intuitive to me that it should return an empty string in case delim was found either at the beginning or in the end, but that's just my opinion. Anyway, I just think it should be mentioned
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How to prevent Browser cache for php site
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@Dalin Before you cry the tears of Gentoo ricer (a Linux distro known for "going fast" by being excessively compiled from source and architecture-tuned) I'd clock a stat call. Without filesystem cache, 16ns, tops? With cache, reliably < 8ns. Nanoseconds. And on my syst...
How many levels of pointers can we have?
... I couldn't get more than 98242 when I tried it. (I did the script in Python, doubling the number of * until I got one that failed, and the preceding one that passed; I then did a binary search over that interval for the first one that failed. The whole test took less than a second to run.)
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How to extract text from a string using sed?
... standard regexp, egrep or grep -e or sed -E use extended regexp, and the python code in the question uses PCRE, (perl common regular expression) GNU grep can use PCRE with -P option.
– Felipe Buccioni
Aug 22 '16 at 13:46
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