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How to exclude certain directories/files from git grep search
...repo. But then you'd probably also want to adjust your exclude pathspec to start from the top as well: :/!*.java (otherwise it would only exclude *.java files from under your current directory).
There's a good reference for all the "magic words" allowed in a pathspec at git-scm.com (or just git hel...
Why is XOR the default way to combine hashes?
... the round-to-even rule (which is good for accountants), or simply, if you start with a literal sqrt(5) constant, when you subtract 1, you remove the high order bit, a bit must have been lost.
– migle
Jan 8 '18 at 16:52
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Storing time-series data, relational or non?
... right place in the file to read from.
if you like it even more optimized start thinking about splitting your files like that;
1_2_january2014.data
1_2_february2014.data
1_2_march2014.data
or use kdb+ from http://kx.com because they do all this for you:) column-oriented is what may help you.
T...
How can you diff two pipelines in Bash?
...int out is that, in all of the answer's examples, the diffs won't actually start until both streams have finished. Test this with e.g.:
comm -23 <(seq 100 | sort) <(seq 10 20 && sleep 5 && seq 20 30 | sort)
If this is an issue, you could try sd (stream diff), which doesn't ...
Is an array name a pointer?
...ferencing operator in C, [ ], is defined in terms of pointers. x[y] means: start with the pointer x, step y elements forward after what the pointer points to, and then take whatever is there. Using pointer arithmetic syntax, x[y] can also be written as *(x+y).
For this to work with a normal array, ...
Using tags in the with other HTML
...lt;head>), I'll keep using this browser-supported capability, unless it starts breaking.
– ToolmakerSteve
Jul 16 at 20:18
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Syntax behind sorted(key=lambda: …)
...selves are not sorted. Why is this?? Lets read the docs:
Key Functions Starting with Python 2.4, both list.sort() and sorted() added a key parameter to specify a function to be called on
each list element prior to making comparisons.
We have to do a little bit of reading between the lines he...
How to match all occurrences of a regex
...ssion matching enumerator with named capture support"
"How to find out the starting point for each match in ruby"
Reading about special variables $&, $', $1, $2 in Ruby will be helpful too.
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First-time database design: am I overengineering? [closed]
...able hardware.
That said, and this relates to your question 3, with the start you have you probably shouldn't really be overly worried about performance or hyper-sensitivity to normalization orthodoxy here. This is a reporting server you are building, not a transaction based application backend,...
When serving JavaScript files, is it better to use the application/javascript or application/x-javas
...r to be strictly standard's compliant.
But until people viewing my website start complaining that "ever since upgrading my browser, about 50% of your website disappeared", I have no motive to change the code in my website.
s...