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Why do people say that Ruby is slow? [closed]
...by and other languages, Ruby loses.
I do not find Ruby to be slow but then
again, I'm just using it to make
simple CRUD apps and company blogs.
What sort of projects would I need to
be doing before I find Ruby becoming
slow? Or is this slowness just
something that affects all progra...
How to print a debug log?
...our_content');
or
error_log ('your_content', 3, 'your_log_file');
and then in console
tail -f your_log_file
This will show continuously the last line put in the file.
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`require': no such file to load — mkmf (LoadError)
...
What if you have RVM? Then don't you already have the ruby version you need?
– thesecretmaster
May 28 '16 at 16:36
add a c...
Causes of getting a java.lang.VerifyError
...hat should not be allowed -- e.g. calling a method that returns String and then stores that return value in a field that holds a List.
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...
Finding element's position relative to the document
...undingClientRect() to retrieve element position relative to the viewport.
Then use document.documentElement.scrollTop to calculate the viewport offset.
The sum of the two will give the element position relative to the document:
element.getBoundingClientRect().top + document.documentElement.scroll...
ImportError: No module named site on Windows
...on 2.7.1 Windows Installer (Windows binary -- does not include source) . I then ran the installer, selected 'All Users' and all was fine. I installed Python into the default location:
...
Why is extending native objects a bad practice?
... if my promises lib does the same?
If you're doing it in your own project then it's fine. But for a library, then it's a bad design. Underscore.js is an example of the thing done the right way:
var arr = [];
_(arr).flatten()
// or: _.flatten(arr)
// NOT: arr.flatten()
...
Java: function for arrays like PHP's join()?
...l after if(k==0), whih in some cases would compiles but will be incorrect. Then it's better to sacrifice one extra line for that closing brace (the opening can stay in the same if/for line).
– milan
Dec 14 '10 at 17:07
...
Where is svcutil.exe in Windows 7?
...
I got it. Open the Visual studio command prompt then type in "where svcutil.exe". Mine is below: c:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\NetFX 4.0 Tools\SvcUtil.exe or c:\Program Files\Microsoft SDKs\Windows\v7.0A\bin\SvcUtil.exe
– ne...
What is Bit Masking?
...ould switch the order of the operators above, you could first do the mask, then the shift. The results are the same, but now you would have to use a different mask:
uint32_t byte3 = (value & 0xff00) >> 8;
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