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Are there other whitespace codes like   for half-spaces, em-spaces, en-spaces etc useful in HTML
...rs themselves are legacy character. They have been included into character sets only due to their presence in existing character data, rather than for use in new documents. For some combinations of font and browser version, they may cause a generic glyph of unrepresentable character to be shown. For...
Read and overwrite a file in Python
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javax.faces.application.ViewExpiredException: View could not be restored
...edException will be thrown whenever the javax.faces.STATE_SAVING_METHOD is set to server (default) and the enduser sends a HTTP POST request on a view via <h:form> with <h:commandLink>, <h:commandButton> or <f:ajax>, while the associated view state isn't available in the sess...
What is the difference between ndarray and array in numpy?
...
>>> np.ndarray((2,), buffer=np.array([1,2,3]),
... offset=np.int_().itemsize,
... dtype=int) # offset = 1*itemsize, i.e. skip first element
array([2, 3])
from above example we notice that we can't assign a list to "buffer" and we had to use numpy.array() to return ...
Why is this F# code so slow?
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Git mergetool generates unwanted .orig files
...rkers can be saved as a file with a .orig extension.
If this variable is set to false then this file is not preserved.
Defaults to true (i.e. keep the backup files).
The alternative being not adding or ignoring those files, as suggested in this gitguru article,
git mergetool saves the mer...
Declare a constant array
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MQTT物联网协议完全实践指南 · App Inventor 2 中文网
...id}/{attribute}/{action}
示例：
home/thermostat/livingroom/temperature/set
office/light/meeting_room/brightness/get
factory/sensor/machine_001/status/online
通配符使用规则：
// 单级通配符匹配
call UrsPahoMqttClient1.Subscribe "home/+/temperature" // 匹配 home/livingroom/tempe...
What do the f and t commands do in Vim?
...the line.
So, fFand tT are useful when you want to go quickly to the next set of parentheses (f() or delete everything from the cursor to, but excluding, the previous = (dT=) and so on…
See :h motion.txt. It will blow your mind.
...
Intro to GPU programming [closed]
...ion. As for the first, the "Hello World" of CUDA, I don't think there is a set standard, but personally, I'd recommend a parallel adder (i.e. a programme that sums N integers).
If you look the "reduction" example in the NVIDIA SDK, the superficially simple task can be extended to demonstrate numero...