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Extracting substrings in Go
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It looks like you're confused by the working of slices and the string storage format, which is different from what you have in C.
any slice in Go stores the length (in bytes), so you don't have to care about the cost of the len operation : there is no need to count
Go strings a...
How do I make curl ignore the proxy?
...curl is reading the proxy address from the environment variable http_proxy and that the variable should keep its value. Then in a shell like bash, export http_proxy=''; before a command (or in a shell script) would temporarily change its value.
(See curl's manual for all the variables it looks at, ...
Is there any way to do a “Replace Or Insert” using web.config transformation?
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I found a cheap workaround. It ain't pretty and won't work very well if you have a lot of elements that needs to be "Replace Or Insert".
Do a "Remove" and then an "InsertAfter|InsertBefore".
For example,
<authorization xdt:Transform="Remove" />
<authorizati...
Logging framework incompatibility
I'm building a small Java app and hoping to use logback for logging.
3 Answers
3
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Replace one character with another in Bash
...lexity is worse than linear. A small test: x="$(tr -dc 'a-z \n' </dev/urandom | head -c1M)"; time y="$(tr ' ' \\- <<< "$x")"; time z="${x// /-}". With a string length of 1M (=2^20) tr took 0.04s and bash 5.0.11 took 17s. With 2M tr took 0.07s (expected) but bash took 69s (4 times as lon...
Most Useful Attributes [closed]
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@Nickolay Kondratyev: I don't know all ins and outs, but you can take a look in following web service best practices which can take you to some conclusions: blogs.msdn.com/b/jaredpar/archive/2011/03/18/…
– Nikola Radosavljević
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Number of elements in a javascript object
... implementations might keep track of such a value internally, there's no standard way to get it.
In the past, Mozilla's Javascript variant exposed the non-standard __count__, but it has been removed with version 1.8.5.
For cross-browser scripting you're stuck with explicitly iterating over the pro...
Switch Git branch without files checkout
...s: git update-ref HEAD refs/heads/otherbranch
– Alexander Bird
Jan 23 '13 at 20:25
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If you want...
Properly close mongoose's connection once you're done
I'm using mongoose in a script that is not meant to run continuously, and I'm facing what seems to be a very simple issue yet I can't find an answer; simply put once I make a call to any mongoose function that sends requests to mongodb my nodejs instance never stops and I have to kill it manually wi...
Getting command-line password input in Python
...w in Linux when you try some Sudo stuff it tells you to enter the password and, as you type, nothing is shown in the terminal window (the password is not shown)?
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