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Memcached vs. Redis? [closed]
...
Use Redis if
You require selectively deleting/expiring items in the cache. (You need this)
You require the ability to query keys of a particular type. eq. 'blog1:posts:*', 'blog2:categories:xyz:posts:*'. oh yeah! this is very important. Use this to i...
Multiline Comment Workarounds?
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You can do this easily in RStudio:
select the code and click CTR+SHIFT+C
to comment/uncomment code.
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How to customize the background color of a UITableViewCell?
...override state-based properties set
earlier by the table view, such as
selection and background color. After
the delegate returns, the table view
sets only the alpha and frame
properties, and then only when
animating rows as they slide in or
out."
I've found this information in this ...
How can I get a list of users from active directory?
...rDomainName))))
{
List<UserPrincipal> users = searcher.FindAll().Select(u => (UserPrincipal)u).ToList();
foreach(var u in users)
{
DirectoryEntry d = (DirectoryEntry)u.GetUnderlyingObject();
Console.WriteLine(d.Properties["GivenName"]?.Value?.ToString...
How to read and write into file using JavaScript?
...t the file into the browser, or a simple upload control. Once the user has selected a file, you can read it w/ Javascript: http://www.html5rocks.com/en/tutorials/file/dndfiles/
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Tools to generate database tables diagram with Postgresql? [closed]
...rse engineer") an existing DB schema (via JDBC) and make a diagram of some selected tables.
Location Manager Error : (KCLErrorDomain error 0)
... Scheme
Click Run .app
Option tab
Already checked Core Location > select your location
Press OK
Besides that, even if you are not connected to wifi, you can set a location in simulator through top menu items Debug>Location and to make it permanent follow steps above
...
How to empty a Heroku database
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If you already have multiple gems installed, you may be presented with:
Select gem to uninstall:
1. heroku-2.25.0
2. heroku-2.26.2
3. All versions
Just uninstall #2 and rerun the command. Joy!
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How to fix PCH error?
... Build Folder... (with Option key pressed) works for most people. See the selected answer by @gaige.
If you're unlike most people (myself included) and this still causes you trouble XCode has likely left your shared precompiled headers elsewhere. For me they were in a folder similar to this:
/va...
com.jcraft.jsch.JSchException: UnknownHostKey
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This is insecure and really shouldn't have been selected as the right answer on that principle. The setKnownHosts() and setFingerPrint() options are the way to do this without ignoring an important aspect of the ssh process. Edit: in my experience, #1 does not work from wi...