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grepping using the “|” alternative operator
...erator.
For example, the command I executed on my local machine was:
get http://localhost/foobar-& | grep "fizz\|buzz"
This command resulted in the following error:
-bash: syntax error near unexpected token `|'
This error was corrected by changing my command to:
get "http://localhost/foo...
How can I make space between two buttons in same div?
... edited Feb 13 '19 at 5:37
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answered Jun 26 '12 at 22:10
Miroslav PopovicMir...
How to loop through a HashMap in JSP?
... getValue() methods.
Here's a basic example:
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<c:forEach items="${map}" var="entry">
Key = ${entry.key}, value = ${entry.value}<br>
</c:forEach>
Thus your particular issue can be solved as follows:
<%@ t...
Are there any worse sorting algorithms than Bogosort (a.k.a Monkey Sort)? [closed]
My co-workers took me back in time to my University days with a discussion of sorting algorithms this morning. We reminisced about our favorites like StupidSort , and one of us was sure we had seen a sort algorithm that was O(n!) . That got me started looking around for the "worst" sorting algor...
How to upload, display and save images using node.js and express [closed]
...relative to where your script is located, you can serve it this way:
const http = require("http");
const path = require("path");
const fs = require("fs");
const express = require("express");
const app = express();
const httpServer = http.createServer(app);
const PORT = process.env.PORT || 3000;
...
Configure IIS Express for external access to VS2010 project
...bindings should look like below:
<bindings>
<binding protocol="http" bindingInformation="*:8080:*" />
</bindings>
Bindings consist of three parts. Firstly an IP address or list, or as in this case, a wildcard. Secondly the port number, and thirdly a hostname, or list, or wildc...
How to install pip for Python 3 on Mac OS X?
...tup.py and bootstrap.pypa.io/get-pip.py are the updated links, though pip3 comes installed with python3 as OP mentioned.
– shazeline
Sep 6 '16 at 20:08
| ...
How can I randomize the lines in a file using standard tools on Red Hat Linux?
How can I randomize the lines in a file using standard tools on Red Hat Linux?
11 Answers
...
Hex representation of a color with alpha channel?
...
It looks like there is no hex alpha format: http://www.w3.org/TR/css3-color/
Anyway, if you use a CSS preprocessor like SASS then you can pass an hex to rgba:
background:
rgba(#000, 0.5);
And the preprocessor just converts the hex code to rgb automatically.
...
How to run Gulp tasks sequentially one after the other
...
It's not an official release yet, but the coming up Gulp 4.0 lets you easily do synchronous tasks with gulp.series. You can simply do it like this:
gulp.task('develop', gulp.series('clean', 'coffee'))
I found a good blog post introducing how to upgrade and make a ...