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Receive JSON POST with PHP
...
If you already have your parameters set like $_POST['eg'] for example and you don't wish to change it, simply do it like this:
$_POST = json_decode(file_get_contents('php://input'), true);
This will save you the hassle of changing all $_POST to so...
Programmatically find the number of cores on a machine
...ode
#ifdef _WIN32
#include <windows.h>
#elif MACOS
#include <sys/param.h>
#include <sys/sysctl.h>
#else
#include <unistd.h>
#endif
int getNumCores() {
#ifdef WIN32
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
return sysinfo.dwNumberOfProcessors;
#elif MACOS...
YouTube API to fetch all videos on a channel
.../list#try-it
You can specify the username with the forUsername={username} param, or specify mine=true to get your own (you need to authenticate first). Include part=contentDetails to see the playlists.
GET https://www.googleapis.com/youtube/v3/channels?part=contentDetails&forUsername=jambrose...
How do you create a dropdownlist from an enum in ASP.NET MVC?
... expression returns an Enum type.
/// </summary>
/// <typeparam name="TModel">The type of the model.</typeparam>
/// <typeparam name="TProperty">The type of the property.</typeparam>
/// <param name="htmlHelper">The HTML helper.</param>
/...
What's the nearest substitute for a function pointer in Java?
...ymous inner class
Say you want to have a function passed in with a String param that returns an int.
First you have to define an interface with the function as its only member, if you can't reuse an existing one.
interface StringFunction {
int func(String param);
}
A method that takes the po...
How to call Stored Procedure in Entity Framework 6 (Code-First)?
...llows.
this.Database.SqlQuery<YourEntityType>("storedProcedureName",params);
But if your stored procedure returns multiple result sets as your sample code, then you can see this helpful article on MSDN
Stored Procedures with Multiple Result Sets
...
How to activate JMX on my JVM for access with jconsole?
.../technotes/guides/management/agent.html
Start your program with following parameters:
-Dcom.sun.management.jmxremote
-Dcom.sun.management.jmxremote.port=9010
-Dcom.sun.management.jmxremote.rmi.port=9010
-Dcom.sun.management.jmxremote.local.only=false
-Dcom.sun.management.jmxremote.authenticate=f...
Get keys from HashMap in Java
... contain null)
Using JDK8+
/**
* Find any key matching a value.
*
* @param value The value to be matched. Can be null.
* @return Any key matching the value in the team.
*/
private Optional<String> getKey(Integer value){
return team1
.entrySet()
.stream()
.fi...
Stored procedure slow when called from web, fast from Management Studio
...t in SSMS and I eventually found out that the problem was something called parameter sniffing.
The fix for me was to change all the parameters that are used in the sproc to local variables.
eg. change:
ALTER PROCEDURE [dbo].[sproc]
@param1 int,
AS
SELECT * FROM Table WHERE ID = @param1
t...
Why is null an object and what's the difference between null and undefined?
...d by JavaScript and means “no value”. Uninitialized variables, missing parameters and unknown variables have that value.
> var noValueYet;
> console.log(noValueYet);
undefined
> function foo(x) { console.log(x) }
> foo()
undefined
> var obj = {};
> console.log(obj.unknownPro...