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Understanding MongoDB BSON Document size limit
...t, that also includes the keys. E.g. {"f": 1} is two bytes smaller than {"foo": 1}. This can rapidly add up if you aren't careful, though modern on-disk compression does help.
– amcgregor
Mar 26 '19 at 16:17
...
What is the difference between required and ng-required?
...oes) you can add the attribute novalidate: <form method="post" action="/foo" novalidate>. Again, this is a html5 attribute, not related to angularJS.
– Tiago Roldão
Mar 14 '14 at 20:03
...
Is the pImpl idiom really used in practice?
...paration XClient1.cpp needs to be recompiled even when a private method X::foo() was added to X and X.h changed, even though XClient1.cpp can't possibly call this method for encapsulation reasons! Like above, it's pure overhead and is related with how real-life C++ build systems work.
Of course, re...
JavaScript - Get Portion of URL Path
...
const Url = require('url-parse');
const url = new Url('https://github.com/foo/bar');
According to the documentation, it extracts the following parts:
The returned url instance contains the following properties:
protocol: The protocol scheme of the URL (e.g. http:).
slashes: A boolean w...
How do you automate Javascript minification for your Java web applications?
...ecutable="java" parallel="false">
<fileset dir="." includes="foo.js, bar.js"/>
<arg line="-jar"/>
<arg path="yuicompressor.jar"/>
<srcfile/>
<arg line="-o"/>
<mapper type="glob" from="*.js" to="*-min.js"/>
...
When is JavaScript's eval() not evil?
...d against the json grammar before using it in eval(). So the json string "{foo:alert('XSS')}" would not pass since “alert('XSS')” is not a proper value.
– Gumbo
Feb 11 '09 at 12:52
...
Polymorphism with gson
....gson.JsonObject;
import com.google.gson.JsonParseException;
public class Foo
{
// [{"machine_name":"machine1","command":"start"},{"machine_name":"machine2","command":"stop"}]
static String jsonInput = "[{\"machine_name\":\"machine1\",\"command\":\"start\"},{\"machine_name\":\"machine2\",\"comm...
What does $NON-NLS-1$ mean?
...e hard-coded strings not part of the internationalization:
public String foo(String key) {
return "!" + key + "!"; //$NON-NLS-1$ //$NON-NLS-2$
}
Notes:
the leading // is necessary each time
no global $NON-NLS$ for multiple strings within the same line
(e.g. if your line has six strings,...
Passing a std::array of unknown size to a function
...
I've looked into this and it appears that auto foo(auto bar) { return bar * 2; } is not currently valid C++ even though it compiles in GCC7 with the C++17 flag set. From reading here, function parameters declared as auto are part of the Concepts TS which should eventually...
Given a number, find the next higher number which has the exact same set of digits as the original n
...
function foo(num){
sortOld = num.toString().split("").sort().join('');
do{
num++;
sortNew = num.toString().split("").sort().join('');
}while(sortNew!==sortOld);
return num;
}
...