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Purge Kafka Topic
...r is correct, that method has been deprecated. Topic configuration should now be done via kafka-configs.
kafka-configs --zookeeper localhost:2181 --entity-type topics --alter --add-config retention.ms=1000 --entity-name MyTopic
Configurations set via this method can be displayed with the command...
Advantages to Using Private Static Methods
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I'd go as far as saying: "If a method doesn't need state access (this), make it static" as a general rule.
– DanMan
Mar 4 '15 at 14:09
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Maximum Length of Command Line String
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@ulrichb And now that link is broken too after yet another blog migration. The cited article can now be found at devblogs.microsoft.com/oldnewthing/20031210-00/?p=41553
– Adam Rosenfield
May 6 at 5:...
Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
Git has a well-known, or at least sort-of-well-known, empty tree whose SHA1 is:
3 Answers
...
Backbone.js fetch with parameters
...rocessData: false
}, options);
// Ensure that we have a URL.
if (!params.url) {
params.url = getUrl(model) || urlError();
}
// Ensure that we have the appropriate request data.
if (!params.data && model && (method == 'create' || method == 'update')) {...
How can I see the raw SQL queries Django is running?
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Great answer. However, it is recommended to use the specified, builtin Pythonian str() function, which invokes the internal __str__() method. e.g. str(MyModel.objects.filter(name="my name").query) I would also recommend using IPython and the Django shell of your project. Tab comp...
How to mock the Request on Controller in ASP.Net MVC?
...lt;T>.SetupGet<Tpropert>.... cannot be infered from uage. Try specifying the type arguments explicitly. What type do I set 'var request=' to though to get this to work?
– Nissan
Jun 9 '09 at 14:14
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线程访问窗口资源的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...er use.
下面是断言源码：
void CWnd::AssertValid() const
{
if (m_hWnd == NULL)
return; // null (unattached) windows are valid
// check for special wnd??? values
ASSERT(HWND_TOP == NULL); // same as desktop
if (m_hWnd == HWND_BOTTOM)
ASSERT(this == &CWnd::wndBo...
Asynchronously load images with jQuery
..., you can add a JSP/PHP REST script that offers images in Base64 encoding. Now how is that useful? I came across a cool new syntax for image encoding:
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhE..."/>
So you can load the Image Base64 data using Ajax and then on completion you buil...
Regex (grep) for multi-line search needed [duplicate]
...ine at the end of line, substituting it for null character. That is, grep knows where end of line is, but sees the input as one big line.
-o print only matching. Because we're using -z, the whole file is like a single big line, so if there is a match, the entire file would be printed; this way it w...