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Split string in Lua?
...to do a simple split of a string, but there doesn't seem to be a function for this, and the manual way I tested didn't seem to work. How would I do it?
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How can I write a heredoc to a file in Bash script?
...al 'EOF' (The LimitString) should not have any whitespace in front of the word, because it means that the LimitString will not be recognized.
In a shell script, you may want to use indentation to make the code readable, however this can have the undesirable effect of indenting the text within your ...
Why does ContentResolver.requestSync not trigger a sync?
...er pattern as discussed at Google IO - slide 26. My content provider is working, and my sync works when I trigger it from the Dev Tools Sync Tester application, however when I call ContentResolver.requestSync(account, authority, bundle) from my ContentProvider, my sync is never triggered.
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Any reason to clean up unused imports in Java, other than reducing clutter?
Is there any good reason to avoid unused import statements in Java? As I understand it, they are there for the compiler, so lots of unused imports won't have any impacts on the compiled code. Is it just to reduce clutter and to avoid naming conflicts down the line?
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How to extract text from a string using sed?
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The pattern \d might not be supported by your sed. Try [0-9] or [[:digit:]] instead.
To only print the actual match (not the entire matching line), use a substitution.
sed -n 's/.*\([0-9][0-9]*G[0-9][0-9]*\).*/\1/p'
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Is it worthwile to learn assembly language? [closed]
Is it still worthwhile to learn ASM ?
7 Answers
7
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CORS - What is the motivation behind introducing preflight requests?
Cross-origin resource sharing is a mechanism that allows a web page to make XMLHttpRequests to another domain (from wikipedia ).
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Append a dictionary to a dictionary [duplicate]
...,values of the other dictionary should be made into the first dictionary. For example:
7 Answers
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
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How can I merge two Python dictionaries in a single expression?
For dictionaries x and y, z becomes a shallowly merged dictionary with values from y replacing those from x.
In Python 3.5 or greater:
z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, y...
What is the use case of noop [:] in bash?
I searched for noop in bash (:), but was not able to find any good information. What is the exact purpose or use case of this operator?
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