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Insertion Sort vs. Selection Sort
...ed element.
So, in a selection sort, sorted elements are found in output order, and stay put once they are found. Conversely, in an insertion sort, the unsorted elements stay put until consumed in input order, while elements of the sorted region keep getting moved around.
As far as swapping is c...
Delete specific line number(s) from a text file using sed?
...
On my system, when processing large files, sed appears an order of magnitude slower than a simple combination of head and tail: here's an example of the faster way (without in-place mode): delete-line() { local filename="$1"; local lineNum="$2"; head -n $((lineNum-1)) "$filename"; t...
The SMTP server requires a secure connection or the client was not authenticated. The server respons
....Credentials after calling SmtpClient.UseDefaultCredentials = false.
The order is important as setting SmtpClient.UseDefaultCredentials = false will reset SmtpClient.Credentials to null.
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LINQ Orderby Descending Query
...need to choose a Property to sort by and pass it as a lambda expression to OrderByDescending
like:
.OrderByDescending(x => x.Delivery.SubmissionDate);
Really, though the first version of your LINQ statement should work. Is t.Delivery.SubmissionDate actually populated with valid dates?
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Rails hidden field undefined method 'merge' error
...he object that backs the form. For example:
controller:
def new
...
@order.service = "test"
...
end</pre>
view:
<%= form_for @order do |f| %>
<%= f.hidden_field :service %>
<%= f.submit %>
<% end %>
...
how do i block or restrict special characters from input fields with jquery?
...also prevent the user from non-text keypresses like backspace, arrow keys, etc.
– bendytree
Jul 2 '12 at 17:41
6
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How to encode URL parameters?
... this set: +@?=:*#;,$&. This set is used in GET parameters (&, +, etc.), anchor tags (#), wildcard tags (*), email/username parts (@), etc..
For example -- If you use encodeURI(), user@example.com/?email=me@home will not properly send the second @ to the server, except for your browser hand...
How do I extract the contents of an rpm?
... the example below:
$ rpm2cpio php-5.1.4-1.esp1.x86_64.rpm | cpio -idmv
/etc/httpd/conf.d/php.conf
./etc/php.d
./etc/php.ini
./usr/bin/php
./usr/bin/php-cgi
etc
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Concept behind these four lines of tricky C code
...we're going to do (roughly) like the original, and print it out in reverse order, we'll start by putting it in in reverse order. For our first step, we'll just view that bit pattern as a double, and print out the result:
#include <stdio.h>
char string[] = "skcoR++C";
int main(){
printf(...
How do you see recent SVN log entries?
... this option to show ranges of revisions:
To list everything in ascending order:
svn log -r 1:HEAD
To list everything in descending order:
svn log -r HEAD:1
To list everything from the thirteenth to the base of the currently checked-out revision in ascending order:
svn log -r 13:BASE
To ge...