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Gulp command not found after install
...lled in the wrong directory so I had to change the “npm config prefix” by running this code:
npm config set prefix /usr/local
Then I reinstalled gulp globally (with the -g param) and it worked properly.
This article is where I found the solution: http://webbb.be/blog/command-not-found-node-n...
Warn user before leaving web page with unsaved changes
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Short, wrong answer:
You can do this by handling the beforeunload event and returning a non-null string:
window.addEventListener("beforeunload", function (e) {
var confirmationMessage = 'It looks like you have been editing something. '
...
How to get a group of toggle buttons to act like radio buttons in WPF?
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This one should be selected answer by far. Gives you all the benefits of a radiobutton without the drawbacks of binding to some controller. I first tried binding to separate invisible radiobutton set, but that had unnecessary overhead and ended up with a bug w...
Advantages and disadvantages of GUID / UUID database keys
...h.
Disadvantages:
Larger space use, but space is cheap(er)
Can't order by ID to get the insert order.
Can look ugly in a URL, but really, WTF are you doing putting a REAL DB key in a URL!? (This point disputed in comments below)
Harder to do manual debugging, but not that hard.
Personally, I u...
How can I send an email by Java application using GMail, Yahoo, or Hotmail?
Is it possible to send an email from my Java application using a GMail account? I have configured my company mail server with Java app to send email, but that's not going to cut it when I distribute the application. Answers with any of using Hotmail, Yahoo or GMail are acceptable.
...
Get pandas.read_csv to read empty values as empty string instead of nan
...Documentation for read_csv now offers both na_values (list or dict indexed by columns) and keep_default_na (bool). The keep_default_na value indicates whether pandas' default NA values should be replaced or appended to. The OP's code doesn't work currently just because it's missing this flag. For th...
How to design a database for User Defined Fields?
...F. The same holds true for the related indices.
You also get a speed boost by limiting the amount of data that has to be processed for aggregations or other transformations. Splitting the data out into multiple tables lets you perform some of the aggregating and other statistical analysis on the UDF...
CPU Privilege Rings: Why rings 1 and 2 aren't used?
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As a hobbyist operating system writer, I found that because paging (a major part of the modern protection model) only has a concept of privileged (ring 0,1,2) and unprivileged, the benefit to rings 1 and 2 were diminished greatly.
T...
Calculate date from week number
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I had issues with the solution by @HenkHolterman even with the fix by @RobinAndersson.
Reading up on the ISO 8601 standard resolves the issue nicely. Use the first Thursday as the target and not Monday. The code below will work for Week 53 of 2009 as well...
NHibernate vs LINQ to SQL
...about normalizing your database instead, and letting your DAL be generated by tools i.e. SQLMetal?
– Alex
Jul 1 '10 at 19:31
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