大约有 30,000 项符合查询结果（耗时：0.0395秒） [XML]
Include constant in string without concatenating
...
To use constants inside strings you can use the following method:
define( 'ANIMAL', 'turtles' );
$constant = 'constant';
echo "I like {$constant('ANIMAL')}";
How does this work?
You can use any string function name and arbitrary parameters
One can place any function ...
Oracle: how to UPSERT (update or insert into a table?)
...
The issue is that you have a window in between the insert and the update where another process could successfully fire a delete. I did however use this pattern on a table that never has deletes fired against it.
– chotchki
...
How do you see the entire command history in interactive Python?
...
Win10 C:\>python -m pip install readline => Collecting readline \n Downloading https://files.pythonhosted.org/packages/f4/01/2cf081af8d880b44939a5f1b446551a7f8d59eae414277fd0c303757ff1b/readline-6.2.4.1.tar.gz (2.3MB) \...
How I can delete in VIM all text from current line to end of file?
...iting and saving the file.
head hugefile > firstlines
(If you are on Windows you can use the Win32 port of head)
share
|
improve this answer
|
follow
|
...
unable to copy/paste in mingw shell
I just installed MinGW on Windows and I'm unable to copy/paste as I am used to on Linux or even PuTTY. What is the trick for copying and pasting text (e.g. from chrome) into MinGW shell?
...
How can I test a Windows DLL file to determine if it is 32 bit or 64 bit? [duplicate]
...ins the info you need in the Machine member which contains one of the following values
IMAGE_FILE_MACHINE_I386 (0x014c)
IMAGE_FILE_MACHINE_IA64 (0x0200)
IMAGE_FILE_MACHINE_AMD64 (0x8664)
This information should be at a fixed offset in the file, but I'd still recommend traversing the file and che...
How do I create/edit a Manifest file?
...hat "template". Especially I am adding the operating system keys, e.g. for Win 10 which even VS 2013 doesn't know yet.
– Philm
Nov 11 '15 at 0:16
...
MFC中使用CSplitterWnd分割窗口后视图大小的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC中使用CSplitterWnd分割窗口后视图大小的问题使用CSplitterWnd对框架窗口进行分割之后需要根据需求设置每个分割窗口的大小，但是在通过createView(...)设置大小时，往往起不到想要的结...使用CSplitterWnd对框架窗口进行分割之后需要...
Linux automake自动编译全攻略 - C/C++ - 清泛网 - 专注C/C++及内核技术
Linux automake自动编译全攻略通过一个简单但经典、全面的例子教大家如何使用automake自动编译自己的工程。automake通常用于大型工程的自动化编译，我们只需编写Makefile...通过一个简单但经典、全面的例子教大家如何使用automake自...
MFC CSyncObject，CSingleLock，CMultiLock同步类 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ect，CSingleLock，CMultiLock同步类其实，关于同步，主要想讲的是 CSingleLock 类。由于 CSingleLock 是个全局类，没父类，没子类，从下面的关系图中可以看出。于是，我们...其实，关于同步，主要想讲的是 CSingleLock 类。
由于 CSingleLock ...