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Your build failed due to an error in the AAPT stage, not because of an...
...全保存在目标设备上。尝试保存到您的 PC，然后通过 USB 数据线将其移动到设备（“adb”安装）APK 名称包含非打印字符：如果将该名称复制并粘贴到 App Inventor 中，其中可能包含回车符或制表符之类的字符APK 文件已损坏。这可能...
TypeScript: problems with type system
...
You may have to add DOM to compilerOptions.lib in your tsconfig.json.
// 'tsconfig.json'
{
"compilerOptions": {
"target": "ES2017",
"module": "commonjs",
"lib": [
"es5",
"DOM",
"esnext"
]
}
}
...
NPM/Bower/Composer - differences?
...pm
doing php? try composer
front-end javascript? try bower
And yes, the "json" files describe basic package information and dependencies. And yes, they are needed.
Now, what about the READMEs? :-)
https://github.com/bower/bower
https://www.npmjs.org/doc/cli/npm.html
https://getcomposer.org/doc...
Creating Multifield Indexes in Mongoose / MongoDB
...
Following command can be used to create compound index for nested json:
db.ACCOUNT_collection.createIndex({"account.id":1,"account.customerId":1},{unique:1})
Mongo json structure is like :
{"_id":"648738"
"account": {
"id": "123",
"customerId": 7879,
"name": "test"
..
...
Does JavaScript guarantee object property order?
...e following methods/loops guarantee no order at all:
Object.keys
for..in
JSON.parse
JSON.stringify
Conclusion: Even in ES2015 you shouldn't rely on the property order of normal objects in Javascript. It is prone to errors. Use Map instead.
...
Mongoose subdocuments vs nested schema
...
name: String
});
var mainDoc = new Schema({
names: [nestedDoc]
});
JSON Example
{
"_id" : ObjectId("57c88bf5818e70007dc72e85"),
"name" : "Corinthia Hotel Budapest",
"stars" : 5,
"description" : "The 5-star Corinthia Hotel Budapest on the Grand Boulevard offers free access to...
Boost程序库完全开发指南——深入C++“准”标准库高清PDF版 - 文档下载 - ...
...C++编程技术，内容涵盖字符串处理、正则表达式、容器与数据结构、并发编程、函数式编程、泛型编程、设计模式实现等许多领域，极大地丰富了C++的功能和表现力，能够使C++软件开发更加简洁、优雅、灵活和高效。
《Boost程...
Remove whitespaces inside a string in javascript
... answered Aug 19 '19 at 21:41
JSON C11JSON C11
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What is “Linting”?
... answered Feb 13 '18 at 5:48
JSON C11JSON C11
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socket.emit() vs. socket.send()
...ata, callback) is essentially equivalent to calling socket.emit('message', JSON.stringify(data), callback)
Without looking at the source code, I would assume that the send function is more efficient edit: for sending string messages, at least?
So yeah basically emit allows you to send objects, wh...