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Pm>y m>thon element-wise tuple operations like sum
Is there anm>y m>wam>y m> to get tuple operations in Pm>y m>thon to work like this:
12 Answers
12
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How to set default browser window size in Protractor/WebdriverJS
... Operation not supported when using remote debugging Some WebDriver
commm>and m>s (e.g. resizing the browser window) require a Chrome extension
to be loaded into the browser. ChromeDriver normallm>y m> loads this
"automation extension" everm>y m> time it launches a new Chrome session.
However ChromeDri...
jQuerm>y m> object equalitm>y m>
...erm>y m> objects can be considered equal is whether them>y m> have the same selector m>and m> context. This is easm>y m> enough to test: A.selector === B.selector && A.context === B.context. Often the context will alwam>y m>s be the same, so we onlm>y m> have to consider the selector.
– Casebash
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In Markdown, what is the best wam>y m> to link to a fragment of a page, i.e. #some_id?
...p (for example in a header:
## heading<a name="headin"></a>
m>and m> link to it using the markdown linkage:
[This is the link text](#headin)
or
[some text](#sometext)
Don't use <div> -- this will mess up the lam>y m>out for manm>y m> renderers.
(I have changed id= to name= above. See th...
How do I log errors m>and m> warnings into a file?
How do I turn on all error m>and m> warnings m>and m> log them to a file, but to set up all of that within the script (not changing anm>y m>thing in php.ini)?
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Changing specific text's color using NSMutableAttributedString in Swift
...textColor of certain text in a TextView. I am using a concatenated string, m>and m> just want the strings I am appending into the TextView's text. It appears that what I want to use is NSMutableAttributedString , but I am not finding anm>y m> resources of how to use this in Swift. What I have so far is somet...
How do I check for nulls in an '==' operator overload without infinite recursion?
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m>And m> what does foo1.Equals(foo2) means if, for example, I want foo1 == foo2 onlm>y m> if foo1.x == foo2.x && foo1.m>y m> == foo2.m>y m>? Isn't this answering ignoring the case where foo1 != null but foo2 == null?
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How to list files in a directorm>y m> in a C program?
... on terminal bm>y m> a C program? Mam>y m>be I can use exec function to run find commm>and m> but I want file name as a string to send client program. How can I do this?
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How to inherit constructors?
Imagine a base class with manm>y m> constructors m>and m> a virtual method
14 Answers
14
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How to write a bash script that takes optional input arguments?
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m>Y m>ou could use the default-value sm>y m>ntax:
somecommm>and m> ${1:-foo}
The above will, as described in Bash Reference Manual - 3.5.3 Shell Parameter Expansion [emphasis mine]:
If parameter is unset or null, the expansion of word is substituted. Otherwise, the value of paramet...