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How to sort in mongoose?
...,allNews){
socket.emit('news-load', allNews); // Do something with the array of 10 objects
})
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How to access random item in list?
I have an ArrayList, and I need to be able to click a button and then randomly pick out a string from that list and display it in a messagebox.
...
In Matlab, when is it optimal to use bsxfun?
...pmat (see below)
bsxfun requires less typing
Using bsxfun, like using accumarray, makes me feel good about my understanding of Matlab.
bsxfun will replicate the input arrays along their "singleton dimensions", i.e. the dimensions along which the size of the array is 1, so that they match the size ...
How to prevent XSS with HTML/PHP?
...ling your own or if there's some XSS concern, we can leverage filter_input_array (available in PHP 5 >= 5.2.0, PHP 7.)
I typically will add this snippet to my SessionController, because all calls go through there before any other controller interacts with the data. In this manner, all user input...
How can I check if a key exists in a dictionary? [duplicate]
Let's say I have an associative array like so: {'key1': 22, 'key2': 42} .
3 Answers
3...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
... 'STDC_IEC_559_is_defined' is false.
..25 pointer arithmetic works outside arrays
but '(diff=&var.int2-&var.int1, &var.int1+diff==&var.int2)' is false.
From what I can say with my puny test cases, you are Stop at 0x0013f3: (106) Invalid instruction 0x00dd
printf crashes. "O_O"
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How to get a specific output iterating a hash in Ruby?
...
hash.each do |key, array|
puts "#{key}-----"
puts array
end
Regarding order I should add, that in 1.8 the items will be iterated in random order (well, actually in an order defined by Fixnum's hashing function), while in 1.9 it will be it...
程序员保值的4个秘密 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...应用场景、是否与用户的行为特点吻合、是否贴合用户的使用习惯，那恭喜你，你超越了90%的程序员——大部分程序员是按产品经理和UI设计师的要求来实现产品。
创新是人类发展的源泉，是社会进步的动力，同样也是产品的...
Query-string encoding of a Javascript Object
...r=100%25
Edit: this one also converts recursive objects (using php "array" notation for the query string)
serialize = function(obj, prefix) {
var str = [],
p;
for (p in obj) {
if (obj.hasOwnProperty(p)) {
var k = prefix ? prefix + "[" + p + "]" : p,
v = ob...
Sanitizing strings to make them URL and filename safe?
...n sanitize($string, $force_lowercase = true, $anal = false) {
$strip = array("~", "`", "!", "@", "#", "$", "%", "^", "&", "*", "(", ")", "_", "=", "+", "[", "{", "]",
"}", "\\", "|", ";", ":", "\"", "'", "‘", "’", "“", "”", "&#82...