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How to change Git log date formats
...r --date=rfc2822) shows timestamps in RFC 2822 format,
often found in E-mail messages.
--date=short shows only date but not time, in YYYY-MM-DD format.
--date=raw shows the date in the internal raw git format %s %z format.
--date=default shows timestamps in the original timezone
(either commi...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...面做了二次内存分配，并把整个结构体返回给用户。用户调用free可以释放结构体，但是用户并不知道这个结构体内的成员也需要free，所以你不能指望用户来发现这个事。所以，如果我们把结构体的内存以及其成员要的内存一次...
How to give System property to my test via Gradle and -D
...dle itself adds when testing; you can see the code here: github.com/CLOVIS-AI/wildfyre-java/blob/master/src/main/java/…
– CLOVIS
Jan 12 '19 at 15:30
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Django ModelForm: What is save(commit=False) used for?
...
As a "real example", consider a user model where the email address and the username are always the same, and then you could overwrite your ModelForm's save method like:
class UserForm(forms.ModelForm):
...
def save(self):
# Sets username to email before saving
...
C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...段错误可能出现的位置：通过扑获SIGSEGV信号来触发系统调用gdb来输出调试信息。如果加上上 面提到的条件编译，那我们就可以非常方便的进行段错误的调试拉。
清泛网注：出现段错误的时候，使用 'bt' 命令即可查看堆栈信...
Determining 32 vs 64 bit in C++
..., but was curious to know if people could think of cases where this might fail or if there is a better way to do this. Please note we are trying to do this in a cross-platform, multiple compiler environment.
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Regular expression to match DNS hostname or IP Address?
...
Here: stackoverflow.com/questions/4645126/… - I explain that names that start with a digit are considered as valid as well. Also, only one dot is questionable issue. Would be great to have more feedback on that.
– BreakPhreak
Jan 10 '11 a...
ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
...画处理函数”就会在Windows画完整个Item或者SubItem的时候被调用，你就可以随心所欲的乱画了！！
在这个例子里，我将创建一个ListCtrl，一般的ListCtrl的Item如果被选择了，则其Icon也会呈现出被选择的状态。而我创建的这个ListCtr...
What is the best way to do a substring in a batch file?
... - expands %I to a file extension only
%~sI - expanded path contains short names only
%~aI - expands %I to file attributes of file
%~tI - expands %I to date/time of file
%~zI - expands %I to size of file
%~$PATH:I - searches the directories listed in the PATH
...
App Inventor 2 中的响应式设计 · App Inventor 2 中文网
...ng sizes as percentages
Fixed vs. responsive sizing
Detailed example
Special circumstances
Limitation: Drawing and animation
Responsive design and Google Play
One tricky issue in designing apps is making apps that look good on devices with scree...