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In STL maps, is it better to use map::insert than []?
...re's no way to tell if you replaced the value for key, or if you created a new key with value.
map::insert() will only create:
using std::cout; using std::endl;
typedef std::map<int, std::string> MyMap;
MyMap map;
// ...
std::pair<MyMap::iterator, bool> res = map.insert(MyMap::value_ty...
Text Progress Bar in the Console [closed]
...int(f'\r{prefix} |{bar}| {percent}% {suffix}', end = printEnd)
# Print New Line on Complete
if iteration == total:
print()
Sample Usage
import time
# A List of Items
items = list(range(0, 57))
l = len(items)
# Initial call to print 0% progress
printProgressBar(0, l, prefix = 'Pro...
How can I check the extension of a file?
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edited Sep 30 '19 at 18:51
nbro
10.9k1717 gold badges7676 silver badges140140 bronze badges
answered M...
How to list imported modules?
...should be useful if you want to know what external modules to install on a new system to run your code, without the need to try again and again.
It won't list the sys module or modules imported from it.
share
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symfony 2 twig limit the length of the text and put three dots
...o crop on a word, you can do it like this: {{ text > 50 ? text|slice(0, 51)|split(' ')|slice(0, -1)|join(' ') ~ '…' : text }}. I also recommend using the ellipsis character (…) instead of 3 real dots (...)
– Nemo64
Jul 31 '17 at 10:51
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Making a triangle shape using xml definitions?
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This solution creates a new problem of handling Font Padding inside the Text View.
– Salman Khakwani
Nov 9 '16 at 10:47
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How to continue a Docker container which has exited
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For those new to Linux, the `docker ps -q -l` bit is an expansion. It will be replaced with the id of the last (-l) docker container created. -q merely suppresses other info (bedsides the id) usually output by `docker ps`. ---- no...
How do I convert a datetime to date?
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edited Jan 28 '16 at 14:51
Bhavesh Odedra
9,20677 gold badges2828 silver badges5656 bronze badges
answ...
兼容主流浏览器的JS复制内容到剪贴板 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...{ return document.getElementById(id); }
function init() {
clip = new ZeroClipboard.Client();
clip.setHandCursor(true);
clip.addEventListener('mouseOver', function (client) {
// update the text on mouse over
clip.setText( $('fe_text').value );
});
cli...
Making git auto-commit
... file. It does not work for the common case where editing a file creates a new inode with the original name. inotifywait -m apparently follows files by inode, not by name. Also, after the file has changed, it is not staged for git commit without git add or git commit -a. Making some adjustments, ...