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How to automatically add user account AND password with a Bash script?
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I'm surprised no-one has mentioned the reason passwd doesn't make this easy: this approach will put the new password straight into the shell history, unless steps are taken to prevent this. Anyone committed to going this route, should keep th...
How to version REST URIs
...o your media-types that will break your existing clients then create a new one and leave your urls alone!
And for those readers currently saying that this makes no sense if I am using application/xml and application/json as media-types. How are we supposed to version those? You're not. Those medi...
What makes Scala's operator overloading “good”, but C++'s “bad”?
...m), and a mistake not to be repeated in newer languages. Certainly, it was one feature specifically dropped when designing Java.
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Stash just a single file
...it stash save --keep-index
As Dan points out, thefiletostash is the only one to be reset by the stash, but it also stashes the other files, so it's not exactly what you want.
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Pandas - How to flatten a hierarchical index in columns
... this, rather than 0.
.
If you want to combine/join your MultiIndex into one Index (assuming you have just string entries in your columns) you could:
df.columns = [' '.join(col).strip() for col in df.columns.values]
Note: we must strip the whitespace for when there is no second index.
In [11]:...
Is the ternary operator faster than an “if” condition in Java [duplicate]
I am prone to " if-conditional syndrome " which means I tend to use if conditions all the time. I rarely ever use the ternary operator. For instance:
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What is the correct way to represent null XML elements?
...nding complex type.
A clarification:
If you have a book xml element and one of the child elements is book:series you have several options when filling it out:
Removing the element entirely - This can be done when you wish to indicate that series does not apply to this book or that book is not p...
Safe characters for friendly url [closed]
...("|")
backslash ("\")
caret ("^")
percent ("%")
I may have forgotten one or more, which leads to me echoing Carl V's answer. In the long run you are probably better off using a "white list" of allowed characters and then encoding the string rather than trying to stay abreast of characters tha...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
...rrors are related to not being able to find an SSL library and the OP mentioned that they had recently upgraded their installed version of openssl. I had the same issue with the same upgrade scenario; I suspect the reinstall fixes things by causing Ruby to be built against the upgraded libraries (th...
Why does C++ rand() seem to generate only numbers of the same order of magnitude?
...bout the distribution. Uniform is just a special case, albeit an important one. Might be a good place to point out various distributions from the C++11 standard library.
– leftaroundabout
Jun 20 '13 at 21:43
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