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Understanding the Rails Authenticity Token
...me fields as the bank's "Transfer Funds" form.
Attacker knows your account info, and has pre-filled form fields to transfer money from your account to attacker's account.
Attacker's page includes Javascript that submits form to your bank.
When form gets submitted, browser includes your cookies for t...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
...ure out what table view it will query and which applicable FRC to pull the information from. The FRC delegate methods must also figure out which tableView to update.
It is surprising how much of this is boilerplate code.
Relevant bits of the header file:
@interface BlahViewController : UITableVi...
Maintain the aspect ratio of a div with CSS
...utside container of an element, which includes the padding area. For more information Google "CSS Box Model"
– Anson Kao
Sep 17 '12 at 20:33
11
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How do function pointers in C work?
...
Thanks for the great info. Could you add some insight on where function pointers are used or happen to be particularly useful?
– Rich.Carpenter
May 8 '09 at 15:55
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How to implement a rule engine?
...other containing a map from the property names of the User type to PropertyInfos used to invoke the property getter (if public).
You pass the User instance, and the three values from your table to the static Apply method.
class User
{
public int Age { get; set; }
public string UserName { ge...
Build fat static library (device + simulator) using Xcode and SDK 4+
...ded support for iOS 10.x (while maintaining support for older platforms)
Info on how to use this script with a project-embedded-in-another-project (although I highly recommend NOT doing that, ever - Apple has a couple of show-stopper bugs in Xcode if you embed projects inside each other, from Xcod...
What's the fastest way to merge/join data.frames in R?
...ur example code nicely shows the for loop, that's good. Could you add more info about "SEM analysis" to that issue? For example I'm guessing that SEM=Scanning electron microscope? Knowing more about the application makes it more interesting to us and helps us prioritise.
– Matt...
Merging: Hg/Git vs. SVN
...uess similar option exists also for Mercurial) to "discard" merge tracking info in git log.
From what I understand svn:mergeinfo property stores per-path information about conflicts (Subversion is changeset-based), while in Git and Mercurial it is simply commit objects that can have more than one pa...
Why does git perform fast-forward merges by default?
...en if the merge could be performed with a fast-forward. This avoids losing information about the historical existence of a feature branch and groups together all commits that together added the feature.
Jakub Narębski also mentions the config merge.ff:
By default, Git does not create an extra...
How to export revision history from mercurial or git to cvs?
...hat's imported from CVS look more git-like (see man git-cvsimport for more info on how this is set up).
Depending on the size and history of the CVS repository, this first import will take a VERY long time. You can add a -v to the above command if you want the peace of mind that something is in fac...