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Execute and get the output of a shell command in node.js
... 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.name", function(name...
How to set session timeout in web.config
...e.
The timeout attribute specifies the number of minutes a session can be idle before it is abandoned. The default value for this attribute is 20.
By assigning a value of 1 to this attribute, you've set the session to be abandoned in 1 minute after its idle.
To test this, create a simple aspx pag...
Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...s, and move constructing it into a value_type.
That is what some people call universal reference, but really is reference collapsing. In your case, where the argument is an lvalue of type pair<int,shared_ptr<int>> it will not result in the argument being an rvalue reference and it sho...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...checking codes.
MessagePack provides type-checking API. It converts dynamically-typed objects into statically-typed objects. Here is a simple example (C++):
#include <msgpack.hpp>
class myclass {
private:
std::string str;
std::vector<int> vec;
public:
...
Entity Framework 6 Code first Default value
...
You can do it by manually edit code first migration:
public override void Up()
{
AddColumn("dbo.Events", "Active", c => c.Boolean(nullable: false, defaultValue: true));
}
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When is the finalize() method called in Java?
I need to know when the finalize() method is called in the JVM . I created a test class which writes into a file when the finalize() method is called by overriding it. It is not executed. Can anybody tell me the reason why it is not executing?
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multiple tags
...g sure you are using tags semantically and you aren't putting them in invalid places (they're block-level elements, so you can't put them inside an inline element, for example) then you shouldn't worry too much about what the sticklers are saying. It's all to easy to get caught up arguing about tiny...
“Diff” an image using ImageMagick
...olution. Part of ImageMagick's v6.x software suite had a separate CLI tool called 'compare'. For v7.x of ImageMagick you should run 'magick compare' instead.
– Kurt Pfeifle
May 23 '19 at 13:19
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Trying to start a service on boot on Android
I've been trying to start a service when a device boots up on android, but I cannot get it to work. I've looked at a number of links online but none of the code works. Am I forgetting something?
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Get name of caller function in PHP?
Is there a PHP function to find out the name of the caller function in a given function?
12 Answers
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