大约有 49,000 项符合查询结果(耗时:0.0738秒) [XML]

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When should I use ugettext_lazy?

I have a question about using ugettext and ugettext_lazy for translations. I learned that in models I should use ugettext_lazy , while in views ugettext. But are there any other places, where I should use ugettext_lazy too? What about form definitions? Are there any performance diffrences betwe...
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Set type for function parameters?

... Blessing and a curse. – Jeffrey Sweeney Dec 6 '11 at 22:17 41 ...
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How can I run a directive after the dom has finished rendering?

...nswered Sep 3 '12 at 6:41 Artem AndreevArtem Andreev 19.7k55 gold badges4141 silver badges4141 bronze badges ...
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NSString: isEqual vs. isEqualToString

What is the difference between isEqual: and isEqualToString: ? 5 Answers 5 ...
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How to get the path of a running JAR file?

My code runs inside a JAR file, say foo.jar , and I need to know, in the code, in which folder the running foo.jar is. 3...
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What is SELF JOIN and when would you use it? [duplicate]

What is self join and when would you use it? I don't understand self joins so a layman explanation with an example would be great. ...
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Why does Popen.communicate() return b'hi\n' instead of 'hi'?

...someone explain why the result I want, "hi", is preceded with a letter 'b' and followed with a newline? 4 Answers ...
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Are there any style options for the HTML5 Date picker?

...picker-indicator So if you thought the date input could use more spacing and a ridiculous color scheme you could add the following: ::-webkit-datetime-edit { padding: 1em; } ::-webkit-datetime-edit-fields-wrapper { background: silver; } ::-webkit-datetime-edit-text { color: red; padding: 0 ...
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Putting text in top left corner of matplotlib plot

... alternatively, you can specify text in axis coords (0,0 is lower-left and 1,1 is upper-right). The example below places text in the center of the axes:: text(0.5, 0.5,'matplotlib', horizontalalignment='center', verticalalignment='center', transform = ax.transAxes) To preve...
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Is there a way to detect if a browser window is not currently active?

... in incompatible browsers: (function() { var hidden = "hidden"; // Standards: if (hidden in document) document.addEventListener("visibilitychange", onchange); else if ((hidden = "mozHidden") in document) document.addEventListener("mozvisibilitychange", onchange); else if ((hidden...