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Redis key naming conventions?
What are the normal naming convention for keys in redis? I've seen values separated by : but I'm not sure what the normal convention is, or why.
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Modify request parameter with servlet filter
An existing web application is running on Tomcat 4.1. There is an XSS issue with a page, but I can't modify the source. I've decided to write a servlet filter to sanitize the parameter before it is seen by the page.
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Execute and get the output of a shell command in node.js
... project I am working now.
var exec = require('child_process').exec;
function execute(command, callback){
exec(command, function(error, stdout, stderr){ callback(stdout); });
};
Example: Retrieving git user
module.exports.getGitUser = function(callback){
execute("git config --global user...
What are best practices for REST nested resources?
..., I wonder what's the best practice for not duplicating code in such scenarios.
– abookyun
May 13 '15 at 3:18
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Can you use hash navigation without affecting history?
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location.replace("#hash_value_here"); worked fine for me until I found that it doesn't work on IOS Chrome. In which case, use:
history.replaceState(undefined, undefined, "#hash_value")
history.replaceState() operates exactly...
How can I maintain fragment state when added to the back stack?
...was in is lost. I get the feeling I'm after the same thing as this question, but I've included a complete code sample to help root out the issue:
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How to perform Callbacks in Objective-C
How to perform call back functions in Objective-C?
5 Answers
5
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Running shell command and capturing the output
I want to write a function that will execute a shell command and return its output as a string , no matter, is it an error or success message. I just want to get the same result that I would have gotten with the command line.
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Compiling dynamic HTML strings from database
...pt.js
var app = angular.module('app', []);
app.directive('dynamic', function ($compile) {
return {
restrict: 'A',
replace: true,
link: function (scope, ele, attrs) {
scope.$watch(attrs.dynamic, function(html) {
ele.html(html);
$compile(ele.contents())(scope);
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What is the difference between a weak reference and an unowned reference?
...from deallocating the referred object).
But why two keywords? This distinction has to do with the fact that Optional types are built-in the Swift language. Long story short about them: optional types offer memory safety (this works beautifully with Swift's constructor rules - which are strict in ord...