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Disabling browser print options (headers, footers, margins) from page?
...
<ol>
<li>
<a href="data:,No Javascript :-(" target="_blank">Middle-click to open in new tab</a>
</li>
<li>
<a href="javascript:print()">Print</a>
</li>
</ol><!-- Hack to work around stack snippet restrictions --><...
How to detect if JavaScript is disabled?
...d" cookie flag, etc..
</script>
<noscript>
<a href="next_page.php?nojs=1">Next Page</a>
</noscript>
Users without js will get the next_page link - you can add parameters here so that you know on the next page whether they've come via a JS/non-JS link, or attempt t...
What should go into an .h file?
...s imagine we have a templated MyObject. We could have:
// - - - - MyObject_forward.hpp - - - -
// This header is included by the code which need to know MyObject
// does exist, but nothing more.
template<typename T>
class MyObject ;
.
// - - - - MyObject_declaration.hpp - - - -
// This h...
Bash command to sum a column of numbers [duplicate]
...0s
user 2m26.230s
sys 0m0.660s
bash-2.03$ time perl -nle'
$s += $_; END { print $s }
' infile
1.249999925e+15
real 1m34.663s
user 1m33.710s
sys 0m0.650s
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ctypes - Beginner
...estlib.so -fPIC testlib.c
# or... for Mac OS X
$ gcc -shared -Wl,-install_name,testlib.so -o testlib.so -fPIC testlib.c
Then, write a wrapper using ctypes:
testlibwrapper.py
import ctypes
testlib = ctypes.CDLL('/full/path/to/testlib.so')
testlib.myprint()
Now execute it:
$ python testlibwrapper...
Manually adding a Userscript to Google Chrome
...named: manifest.json.
For our example, it should contain:
{
"manifest_version": 2,
"content_scripts": [ {
"exclude_globs": [ ],
"include_globs": [ "*" ],
"js": [ "HelloWorld.user.js" ],
"matches": [ "https://stackoverflow.com/...
Best way to store time (hh:mm) in a database
...plore you to use two DATETIME values instead, labelled something like event_start and event_end.
Time is a complex business
Most of the world has now adopted the denery based metric system for most measurements, rightly or wrongly. This is good overall, because at least we can all agree that a g,...
Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
... value with integer
type is converted to another integer type other than _Bool, if the
value can be represented by the new type, it is unchanged.
Otherwise, if the new type is unsigned, the value is converted by
repeatedly adding or subtracting one more than the maximum value that
can...
What is PECS (Producer Extends Consumer Super)?
...
@AZ_ I share your sentiment. If a method do get() from the list, the method would be considered a Consumer<T>, and the list is considered a provider; but the rule of PECS is “from the list’s point of view”, thus ‘e...
Is the order of iterating through std::map known (and guaranteed by the standard)?
...be clear the "efficient lookup" is relative. Technically the std::unordered_map has a more efficient lookup time of O(1). The advantage of std::map is in key ordering, but not lookup.
– Adam Johnston
May 25 at 1:54
...
