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What is the difference between Numpy's array() and asarray() functions?
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The difference can be demonstrated by this example:
generate a matrix
>>> A = numpy.matrix(numpy.ones((3,3)))
>>> A
matrix([[ 1., 1., 1.],
[ 1., 1., 1.],
[ 1., 1., 1.]])
use numpy.array to modify A. Doesn't work because you are modifying a copy
>>...
How to check if string input is a number? [duplicate]
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The method isnumeric() will do the job (Documentation for python3.x):
>>>a = '123'
>>>a.isnumeric()
True
But remember:
>>>a = '-1'
>>>a.isnumeric()
False
isnumeric() returns True if all characters in the string are numeric characters, and there is at leas...
How do I enable the column selection mode in Eclipse?
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To modify the font in this selection mode: Eclipse -> Preferences -> General -> Appearance -> Colors and Fonts -> Basic -> Text Editor Block Selection Font.
– John
Oct 17 '13 at 9:08
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How do I get the color from a hexadecimal color code using .NET?
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in case you have the RGB values -> Color.FromArgb(255,192,0)
– Iman
Nov 12 '14 at 8:30
54
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The selected run destination is not valid for this action
...e from "None" to "AppName.app" on xcode.
You should change:
Product > Edit scheme -> Run AppName.app -> Info tab -> Executable -> None
to:
Product > Edit scheme -> Run AppName.app -> Info tab -> Executable -> AppName.app
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Java: How to set Precision for double value? [duplicate]
...ber (not round to nearest).
See sample test cases here.
123.12345678 ==> 123.123
1.230000 ==> 1.23
1.1 ==> 1.1
1 ==> 1.0
0.000 ==> 0.0
0.00 ==> 0.0
0.4 ==> 0.4
0 ==> 0.0
1.4999 ==> 1.499
1.4995 ==> 1.499
1.4994 ==> 1.499
Here's the code. The two caveats I mentio...
How to submit a form using PhantomJS
...ent.getElementsByClassName("login-form");
var i;
for (i=0; i < arr.length; i++) {
if (arr[i].getAttribute('method') == "POST") {
arr[i].elements["email"].value="mylogin";
arr[i].elements["password"].value="mypassword";
return;
}
}...
Eclipse: All my projects disappeared from Project Explorer
...lipse.core.resources org.eclipse.core.resources_bak
Start Eclipse
Do File->Import
General->Existing Projects into Workspace
Click the "Select root directory" field and browse to each subfolder in your workspace folder, and import.
For me, this was very tedious, since I had several dozen proj...
How do I compare two files using Eclipse? Is there any option provided by Eclipse?
..."Each Other" doesn't appear in the menu "Compare with", go to Preferences > Capabilities > Advanced and enable Team > Core Team Support, then restart Eclipse.
– Alsciende
Jul 18 '12 at 8:53
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How to get the index of a maximum element in a numpy array along one axis
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>>> a.argmax(axis=0)
array([1, 1, 0])
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