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Sorting a tab delimited file
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By default the field delimiter is non-blank to blank transition so tab should work just fine.
However, the columns are indexed base 1 and base 0 so you probably want
sort -k4nr file.txt
to sort file.txt by column 4 numeri...
MySQL skip first 10 results
... more easy to understand than limit 10,10
– shellbye
May 5 '16 at 6:11
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How to specify the private SSH-key to use when executing shell command on Git?
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Something like this should work (suggested by orip):
ssh-agent bash -c 'ssh-add /somewhere/yourkey; git clone git@github.com:user/project.git'
if you prefer subshells, you could try the following (though it is more fragile):
ssh-agent $(ssh-add /somewhere/yourkey;...
How to resize superview to fit all subviews with autolayout?
...e, which will be used in systemLayoutSizeFittingSize's calculation.
EDIT: by request, adding example of height calculation for a table view cell
Using autolayout for table-cell height calculation isn't super efficient but it sure is convenient, especially if you have a cell that has a complex layo...
How do I specify a single test in a file with nosetests?
...docs.io/en/latest/usage.html#selecting-tests. Your failure could be caused by tests not being a module in your setup?
– michaeljoseph
Mar 13 '17 at 10:04
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AJAX post error : Refused to set unsafe header “Connection”
...quest isn't allowed to set these headers, they are being set automatically by the browser. The reason is that by manipulating these headers you might be able to trick the server into accepting a second request through the same connection, one that wouldn't go through the usual security checks - that...
Rotating x axis labels in R for barplot
...ay. But you could suppress the bar labels and the plot text of the labels by saving the bar positions from barplot and do a little tweaking up and down. Here's an example with the mtcars data set:
x <- barplot(table(mtcars$cyl), xaxt="n")
labs <- paste(names(table(mtcars$cyl)), "cylinders")...
How do you convert a byte array to a hexadecimal string, and vice versa?
How can you convert a byte array to a hexadecimal string, and vice versa?
45 Answers
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JavaScript console.log causes error: “Synchronous XMLHttpRequest on the main thread is deprecated…”
... to continue loading.
In situations like this one you'd be better served by looking into a binding framework of some kind and just returning a JSON object, or depending on your backend and templating you could change how you load your scripts.
You could also use jQuery's getScript() to grab rele...
Where should I put tags in HTML markup?
...OM is ready, i.e. when the document has been parsed
document.getElementById("user-greeting").textContent = "Welcome back, Bart";
});
Because your browser does not know my-script.js isn't going to modify the document until it has been downloaded & executed, the parser stops parsing.
Antiqu...