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Calculate relative time in C#
...her languages, you will hate yourself for doing logic like this. Just so y'all know...
– Nik Reiman
May 23 '12 at 14:31
73
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How to parse XML to R data frame
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Data in XML format are rarely organized in a way that would allow the xmlToDataFrame function to work. You're better off extracting everything in lists and then binding the lists together in a data frame:
require(XML)
data <- xmlParse("http://forecast.weather.gov/MapClick.php?lat=...
Node.js quick file server (static files over HTTP)
Is there Node.js ready-to-use tool (installed with npm ), that would help me expose folder content as file server over HTTP.
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Convert timestamp to date in MySQL query
... up as 2018-Nov-6. You may be looking for '%Y-%m-%d' as you'd format it in PHP (date('Y-m-d',$row->user_created_at)) - this (both variants, SQL and PHP) shows up as 2018-11-06
– Chris S.
Nov 7 '18 at 9:19
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Regular expression to match any character being repeated more than 10 times
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PHP's preg_replace example:
$str = "motttherbb fffaaattther";
$str = preg_replace("/([a-z])\\1/", "", $str);
echo $str;
Here [a-z] hits the character, () then allows it to be used with \\1 backreference which tries to matc...
grep, but only certain file extensions
... some scripts to grep certain directories, but these directories contain all sorts of file types.
11 Answers
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Parsing query strings on Android
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import org.eclipse.jetty.util.*;
URL url = new URL("www.example.com/index.php?foo=bar&bla=blub");
MultiMap<String> params = new MultiMap<String>();
UrlEncoded.decodeTo(url.getQuery(), params, "UTF-8");
assert params.getString("foo").equals("bar");
assert params.getString("bla").equ...
libevent对比libev的基准测试 - C/C++ - 清泛网 - 专注C/C++及内核技术
...明，libev 的成本要低得多，因此比 libevent 更快。API 设计问题也在结果中发挥作用，因为在使用计时器时，本机 API 可以比模拟 API 做得更好。尽管这使 libev 处于劣势（仿真层必须模拟其原生 API 没有的 libevent 的某些方面。它还...
What is the !! (not not) operator in JavaScript?
... Partial Obscurity:
val.enabled = (userId != 0) ? true : false;
// And finally, much easier to understand:
val.enabled = (userId != 0);
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Echo equivalent in PowerShell for script testing
...st: Write directly to the console, not included in function/cmdlet output. Allows foreground and background colour to be set.
Write-Debug: Write directly to the console, if $DebugPreference set to Continue or Stop.
Write-Verbose: Write directly to the console, if $VerbosePreference set to Continue...