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Using scanf() in C++ programs is faster than using cin?
...ity);
return 0;
}
Results
Using a third program, I generated a text file containing 33,280,276 random numbers. The execution times are:
iostream version: 24.3 seconds
scanf version: 6.4 seconds
Changing the compiler's optimization settings didn't seem to change the results much at a...
How can I get the domain name of my site within a Django template?
... name for a Site in the database (mapping the request domain to a settings file with the proper SITE_ID is something you have to do yourself via your webserver setup). In that case you're looking for:
from django.contrib.sites.models import Site
current_site = Site.objects.get_current()
current_si...
Is it a bad practice to catch Throwable?
...e. Imagine 10 chained calls with log & rethrow. If you look at the log file, you won't be happy. The exception is logged 10 times making logs very hard to read. IMHO much better is to do throw new Exception("Some additional info, eg. userId " + userId, e);. This will be logged in one nice except...
How to create EditText with cross(x) button at end of it?
...
This is a kotlin solution. Put this helper method in some kotlin file-
fun EditText.setupClearButtonWithAction() {
addTextChangedListener(object : TextWatcher {
override fun afterTextChanged(editable: Editable?) {
val clearIcon = if (editable?.isNotEmpty() == true...
Google Guava vs. Apache Commons [closed]
... as for Apache Commons project
I cannot find the source code of Guava in a file to download (it seems only a git-access is possible)
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jQuery or javascript to find memory usage of page
...t.
Fixed content is not dependant on user actions (memory used by script files, plugins, etc.)
Everything else is considered dynamic and should be your main focus when determining your limit.
But there is no easy way to summarize them. You could implement a tracking system that gathers all these ...
Android Studio doesn't see device
...
Some cables can not been used for developer mode or transfer file. A solution would be change your cable and don't waste time.
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Authenticate Jenkins CI for Github private repository
...ith more details of the URLs being used, the names and location of the key files, etc.
Now for the technical part: How to use your SSH key with Jenkins?
If you have, say, a jenkins unix user, you can store your deploy key in ~/.ssh/id_rsa. When Jenkins tries to clone the repo via ssh, it will tr...
Firebug says “No Javascript on this page”, even though JavaScript does exist on the page
...Tools is quite non-competitive with Firebug (e.g. for DevTools, javascript files list display like "...924821a54aacceb1870d07.js" VS Firebug's fullpath selection combobox; Cannot find "break on mutate"). User-friendly Firebug & Tab Groups are the main reasons I like using Firefox. Seeing they ar...
How can I capture the result of var_dump to a string?
... => array(),
"object" => new stdClass(),
"resource" => tmpfile(),
"null" => null,
);
// var_export -- nice, one-liner
$debug_export = var_export($demo, true);
// var_dump
ob_start();
var_dump($demo);
$debug_dump = ob_get_clean();
// print_r -- included for completeness, th...