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How can I replace every occurrence of a String in a file with PowerShell?
...downvote if I could. In PowerShell 3 this silently deletes all the content from the file! Using Set-Content instead of Out-File yuou get a warning like "The process cannot access the file '123.csv' because it is being used by another process.".
– Iain Samuel McLean Elder
...
What is the difference between join and merge in Pandas?
...ve some typing by using df1.join(df2) instead.
Some notes on these issues from the documentation at http://pandas.pydata.org/pandas-docs/stable/merging.html#database-style-dataframe-joining-merging:
merge is a function in the pandas namespace, and it is also
available as a DataFrame instance ...
ZeroMQ的学习和研究（PHP代码实例） - C/C++ - 清泛网 - 专注C/C++及内核技术
... Hello World server
* Binds REP socket to tcp://*:5555
* Expects "Hello" from client, replies with "World"
* @author Ian Barber <ian (dot) barber (at) gmail (dot) com>
*/
$context = new ZMQContext (1);
// Socket to talk to clients
$responder = new ZMQSocket ($context, ZMQ::SOCKET_REP);
$resp...
android EditText - finished typing event
...editable field - I pretty much never press Enter/Done - and what I've seen from our customers, neither do they... I am talking about a list of Edittexts/Comboboxes etc. If you only give the user one Input field and force him to press a button before he can advance to other fields then that's obvious...
How to git reset --hard a subdirectory?
...for a path, replacing both the index and the working tree with the version from the HEAD commit.
As answered by Ajedi32, both checkout forms don't remove files which were deleted in the target revision.
If you have extra files in the working tree which don't exist in HEAD, a git checkout HEAD -- &...
When would you use the Builder Pattern? [closed]
...d method could be modified to check parameters after they have been copied from the builder to the Pizza object and throw an IllegalStateException if an invalid parameter value has been supplied. This pattern is flexible and it is easy to add more parameters to it in the future. It is really only us...
Python speed testing - Time Difference - milliseconds
...nWarning: time.clock has been deprecated in Python 3.3 and will be removed from Python 3.8: use time.perf_counter or time.process_time instead.
– Contango
Jul 21 at 20:02
add ...
Inserting code in this LaTeX document with indentation
...command{\code}[1]{\texttt{#1}}
Also, note that code blocks can be loaded from other files with
\lstinputlisting[breaklines]{source.c}
breaklines isn't required, but I find it useful. Be aware that you'll have to specify \usepackage{ listings } for this one.
Update: The listings package also in...
JavaScript: Object Rename Key
... @Ivo - I agree that it is risky, but there is nothing that will stop me from extending the prototype if I felt it lead to more expressive code. Although I am coming from an ECMAScript 5 mindset where you can mark a property as non-enumerable via Object.defineProperty.
– Chao...
No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '…' is therefor
... is raised:
JavaScript code is limited by the same-origin policy, meaning, from a page at www.example.com, you can only make (AJAX) requests to services located at exactly the same domain, in that case, exactly www.example.com (not example.com - without the www - or whatever.example.com).
In your ca...