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Return all enumerables with yield return at once; without looping through
...mportant difference between the two implementations though: this one will call all of the methods immediately, even though it will only use the returned iterators one at a time. Your existing code will wait until it's looped through everything in GetMoreErrors() before it even asks about the next er...
Numeric for loop in Django templates
...
I've used a simple technique that works nicely for small cases with no special tags and no additional context. Sometimes this comes in handy
{% for i in '0123456789'|make_list %}
{{ forloop.counter }}
{% endfor %}
...
Why is Python running my module when I import it, and how do I stop it?
...program I'm building that can be run in either of 2 ways: the first is to call "python main.py" which prompts the user for input in a friendly manner and then runs the user input through the program. The other way is to call "python batch.py -file- " which will pass over all the friendly input gat...
What happens if i return before the end of using statement? Will the dispose be called?
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Yes, Dispose will be called. It's called as soon as the execution leaves the scope of the using block, regardless of what means it took to leave the block, be it the end of execution of the block, a return statement, or an exception.
As @Noldor...
JS以_blank方式打开新窗口方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
JS以_blank方式打开新窗口方法a标签target= "_blank "可以新建窗口打开网页，js代码无法设置这一属性，实现类似功能只能使用window.open，效果没有区别。1、超链接<a href="https://www.tsingfun.com" title="清泛网">Welcome</a>
等效于js代码
w...
【解决】Python：ModuleNotFoundError: No module named \'google.protobuf...
...obuf
2、没有效果的话，尝试进入dist-packages目录，刷新__init__.py文件：
cd /usr/local/lib/python3/dist-packages
touch google/__init__.py
参考资料：https://stackoverflow.com/questions/38680593/importerror-no-module-named-google-protobuf
python,protobuf
How do I grant myself admin access to a local SQL Server instance?
I installed SQL Server 2008 R2 to my local machine. But, I can't create a new database because of rights (or lack of).
6 An...
App Inventor 2 图标字体：2000 多个 Material 图标，文字与图标混排 · App Inventor 2 中文网
...rial 图标字体」，文字里写图标的英文名（如 home、shopping_cart），就显示成对应的图标。内置 2000 多个 Google Material 图标。
图标本质是文字，所以：
颜色用组件的「文本颜色」，大小用「字体大小」，放大不模糊；
能和中...
What are libtool's .la file for?
... # Static library
/lib/libfoo.la # libtool library
/bin/cygfoo_1.dll # DLL
Under Windows MinGW:
/lib/libfoo.dll.a # Import library
/lib/libfoo.a # Static library
/lib/libfoo.la # 'libtool' library
/bin/foo_1.dll # DLL
So libfoo.la is the only file that is p...
How do I break out of a loop in Scala?
...nt) {
sum += i; if (sum < max) addTo(i+1,max)
}
addTo(0,1000)
(1c) Fall back to using a while loop
var sum = 0
var i = 0
while (i <= 1000 && sum <= 1000) { sum += 1; i += 1 }
(2) Throw an exception.
object AllDone extends Exception { }
var sum = 0
try {
for (i <- 0 to 1...