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How to upgrade PowerShell version from 2.0 to 3.0
... and the PowerShell version that is installed here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0?
7 Ans...
document.getElementById vs jQuery $()
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For anyone interested document.getElementBy doesn't work correctly in <IE8. It also gets elements by name therefore you could theoretically argue document.getElementById is not only misleading, but can return incorrect val...
Recursive search and replace in text files on Mac and Linux
...lways check the documentation (although I had it that less didn't even conform to the OS X manpage):
https://web.archive.org/web/20170808213955/https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/sed.1.html
sed takes the argument after -i as the extension for b...
jQuery .hasClass() vs .is()
...d method of determining whether an element is assigned a class, from a performance standpoint?
4 Answers
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Conda: Installing / upgrading directly from github
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There's better support for this now through conda-env. You can, for example, now do:
name: sample_env
channels:
dependencies:
- requests
- bokeh>=0.10.0
- pip:
- "--editable=git+https://github.com/pythonforfacebook/facebook-s...
Why can I not push_back a unique_ptr into a vector?
...an only move it.
Note, however, that your current use of unique_ptr is incorrect. You cannot use it to manage a pointer to a local variable. The lifetime of a local variable is managed automatically: local variables are destroyed when the block ends (e.g., when the function returns, in this case...
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?
I'm writing a web app for the iPad ( not a regular App Store app - it's written using HTML, CSS and JavaScript). Since the keyboard fills up a huge part of the screen, it would make sense to change the app's layout to fit the remaining space when the keyboard is shown. However, I have found no way ...
How do I specify different Layouts in the ASP.NET MVC 3 razor ViewStart file?
...would like to have 2 separate Layouts in my application. Let's say one is for the Public section of the website and the other is for the Member side.
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git submodule tracking latest
...the tip of the remote branch (as opposed to integrating with the commit recorded in the superproject's gitlink).
# add submodule to track master branch
git submodule add -b master [URL to Git repo];
# update your submodule
git submodule update --remote
If you had a submodule already present yo...
What is the “-->” operator in C++?
After reading Hidden Features and Dark Corners of C++/STL on comp.lang.c++.moderated , I was completely surprised that the following snippet compiled and worked in both Visual Studio 2008 and G++ 4.4.
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