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MySQL ERROR 1045 (28000): Access denied for user 'bill'@'localhost' (using password: YES)
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Python dict how to create key or append an element to key?
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263
Use dict.setdefault():
dic.setdefault(key,[]).append(value)
help(dict.setdefault):
set...
BSS段、数据段、代码段、堆与栈 剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...下：
程序1:
int ar[30000];
void main()
{
......
}
程序2:
int ar[300000] = {1, 2, 3, 4, 5, 6 };
void main()
{
......
}
发现程序2 编译之后所得的.exe 文件比程序1 的要大得多。当下甚为不解，于是手工编译了一下，并使用了/FAs 编译选...
How to sparsely checkout only one single file from a git repository?
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21 Answers
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Spring Boot - parent pom when you already have a parent pom
...ncy management) without replacing the settings in your actual parent.
The 2 main other things it does are
define a load of properties for quickly setting versions of dependencies that you want to override
configure some plugins with default configuration (principally the Spring Boot maven plugin)...
How to convert a string to number in TypeScript?
...nt or parseFloat functions, or simply use the unary + operator:
var x = "32";
var y: number = +x;
All of the mentioned techniques will have correct typing and will correctly parse simple decimal integer strings like "123", but will behave differently for various other, possibly expected, cases (l...
Rails 4 Authenticity Token
I was working on a new Rails 4 app (on Ruby 2.0.0-p0) when I ran into some authenticity token problems.
13 Answers
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How to list commits since certain commit?
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182
git rev-list <since_hash>..HEAD
or to include the commit:
git rev-list <since_hash&g...
Set time part of DateTime in ruby
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221
Within a Rails environment:
Thanks to ActiveSupport you can use:
DateTime.now.midnight
DateT...