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How do I dump an object's fields to the console?
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puts foo.to_json
might come in handy since the json module is loaded by default
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Select objects based on value of variable in object using jq
I have the following json file:
3 Answers
3
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JavaScript: How to pass object by value?
...ck out this answer https://stackoverflow.com/a/5344074/746491 .
In short, JSON.parse(JSON.stringify(obj)) is a fast way to copy your objects, if your objects can be serialized to json.
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jQuery Ajax POST example with PHP
...e page, you can do it by just echoing that data like below.
// 1. Without JSON
echo "Hello, this is one"
// 2. By JSON. Then here is where I want to send a value back to the success of the Ajax below
echo json_encode(array('returned_val' => 'yoho'));
And then you can get it like:
ajaxReq...
How do I use valgrind to find memory leaks?
...real-world examples that show 2 classes of
common encounters.
Jansson: a JSON library
#include <jansson.h>
#include <stdio.h>
int main() {
char* string = "{ \"key\": \"value\" }";
json_error_t error;
json_t* root = json_loads(string, 0, &error); //obtaining a pointer...
Securely storing environment variables in GAE with app.yaml
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Best way to do it, is store the keys in a client_secrets.json file, and exclude that from being uploaded to git by listing it in your .gitignore file. If you have different keys for different environments, you can use app_identity api to determine what the app id is, and load appro...
400 vs 422 response to POST of data
...working on. Let's say I have a end point that allows POST'ing purchases in JSON format. It looks like this:
9 Answers
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Invoke-WebRequest, POST with parameters
...some picky web services, the request needs to have the content type set to JSON and the body to be a JSON string. For example:
Invoke-WebRequest -UseBasicParsing http://example.com/service -ContentType "application/json" -Method POST -Body "{ 'ItemID':3661515, 'Name':'test'}"
or the equivalent fo...
App Inventor 2 物联网入门的两个方向：BLE直连硬件 vs MQTT云端通信，你的...
...络；另一条走 MQTT 协议，通过 WiFi 接入消息服务器，手机和设备之间隔着一朵"云"。两者各有适用场景，选错了确实事倍功半。
逐一PK
对比维度 | BLE直连方案 | MQTT云端方案
• 通信方式 | 蓝牙广播/连接，点对点 | 通...
npm install private github repositories by dependency in package.json
...ublic directories, from the npm docs: https://docs.npmjs.com/files/package.json#git-urls-as-dependencies
Git URLs as Dependencies
Git urls can be of the form:
git://github.com/user/project.git#commit-ish
git+ssh://user@hostname:project.git#commit-ish
git+ssh://user@hostname/project.git#commit-ish
gi...