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How do I list all versions of a gem available at a remote site?
...ut it in a string so that we're sure we pass it 1-1, i.e. gem list '^rhc$' etc.
– mgol
Oct 2 '13 at 3:04
1
...
Algorithm to get the excel-like column name of a number
...recursive function (Based on zero indexed numbers, meaning 0 == A, 1 == B, etc)...
function getNameFromNumber($num) {
$numeric = $num % 26;
$letter = chr(65 + $numeric);
$num2 = intval($num / 26);
if ($num2 > 0) {
return getNameFromNumber($num2 - 1) . $letter;
} else ...
SQL, Postgres OIDs, What are they and why are they useful?
... handy for tables where you don't have a primary key, have duplicate rows, etc. For example, if you have a table with two identical rows, and you want to delete the oldest of the two, you could do that using the oid column.
OIDs are implemented using 4-byte unsigned integers. They are not unique–...
What are the differences between Helper and Utility classes?
...becoming useless. Examples: Vector3, RandomNumberGenerator, StringMatcher, etc...
A "helper" seems to be any class whose design is to aid another class. These may or may not depend on your project. If you're creating a GameNetworkClient class, you could say the GameNetworkConnection class is a 'he...
How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
...rily. In fact, it’s not even necessary for UTF-8 as it only has one byte order (but it could be used to identify UTF-8).
– Gumbo
Nov 25 '10 at 17:01
1
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Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
...tances (and the dreaded diamond) you will look out for mixins -- which are ordered linear chaining of interfaces to get around the problems of multiple inheritance. However, mixins don't mix that well. And we end up with traits -- yes those stateless little blobs of behavior that you see pop-up all ...
Download old version of package with NuGet
....Logging -Version 1.2.0
See the command reference for details.
Edit:
In order to list versions of a package you can use the Get-Package command with the remote argument and a filter:
Get-Package -ListAvailable -Filter Common.Logging -AllVersions
By pressing tab after the version option in the ...
Can I run multiple programs in a Docker container?
... for each process such as autorestart=true, stdout_logfile, stderr_logfile etc. Take a look at docs.docker.com/engine/admin/using_supervisord
– Andreas Lundgren
Aug 12 '16 at 7:39
...
How to sort the letters in a string alphabetically in Python
...Hello World!"
>>>"".join(sorted(a))
' !!HWdellloor'
CORRECT: In order to write the sorted string without changing the case of letter. Use the code:
>>> a = "Hello World!"
>>> "".join(sorted(a,key=lambda x:x.lower()))
' !deHllloorW'
If you want to remove all punctuatio...
Simulator error FBSSystemServiceDomain code 4
...n installation of an app, SpringBoard will
SIGKILL that app's process in order to force a relaunch of the app
with the new executable. The problem is that there is a race
condition whereby SpringBoard may accidentally SIGKILL a new process
that we just launched rather than the old process. ...