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Quick way to list all files in Amazon S3 bucket?
I have an amazon s3 bucket that has tens of thousands of filenames in it. What's the easiest way to get a text file that lists all the filenames in the bucket?
...
When to use wrapper class and primitive type
...have mentioned that certain constructs such as Collections require objects and that objects have more overhead than their primitive counterparts (memory & boxing).
Another consideration is:
It can be handy to initialize Objects to null or send null parameters into a method/constructor to indic...
How to use System.Net.HttpClient to post a complex type?
...ct that contains the correct properties, serializing it using this method, and passing it that way, but I get a 500 Internal Server Error. It never hits the web api controller method.
– indot_brad
Apr 24 '12 at 20:14
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Disable time in bootstrap date time picker
... using bootstrap date time picker in my web application, made in PHP/HTML5 and JavaScript. I am currently using one from here:
http://tarruda.github.io/bootstrap-datetimepicker/
...
Is is possible to check if an object is already attached to a data context in Entity Framework?
...eing attached. Calling CreateEntityKey on the context makes sure it's nice and generic and will work even with composite keys with no further coding (because EF can already do that for us!).
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Make outer div be automatically the same height as its floating content
...pported in older IEs).
The problem is that containers won't naturally expand to include floated children. Be warned with using the first example, if you have any children elements outside the parent element, they will be hidden. You can also use 'auto' as the property value, but this will invoke s...
How to position a table at the center of div horizontally & vertically
...r, some tricks exist:
To center your table horizontally, you can set left and right margin to auto:
<style>
#test {
width:100%;
height:100%;
}
table {
margin: 0 auto; /* or margin: 0 auto 0 auto */
}
</style>
To center it vertically, the only way is to use javascr...
error C2280: \'std::mutex::mutex(const std::mutex &)\' : attempting to...
...或者标记为delete.
例如:
class Account {
public:
Account(int id_, double ba = 0.0) :id(id_), balance(ba){}
void withdraw(double amount){
balance -= amount;
}
void deposit(double amount){
balance += amount;
}
void printInfo() const {
std::cout << "Account id: " << ...
通过API获取IP信息、IP归属地 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Info.php?ip=8.8.8.8
{"code":0,"data":{"country":"\u7f8e\u56fd","country_id":"US","area":"","area_id":"","region":"","region_id":"","city":"","city_id":"","county":"","county_id":"","isp":"","isp_id":"","ip":"8.8.8.8"}}
注意：返回的json中有嵌套，解析时先解析出data，然后解析...
iOS开发(一)：真机调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...然后双击就会加入系统
注册你的设备
如果不知道UUID, 打开iTunes, 双击Serial Number
创建App ID
看说明创建你需要的APP ID, 主要是Bundle ID, 一般我们类似这样确保唯一 com.jackwang.nbapp
创建Provisioning Profile
选择iOS development, 点...