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Set focus on TextBox in WPF from view model
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Based on this suggestion, I've implemented my own ViewCommandManager that handles invoking commands in connected views. It's basically the other direction of regular Commands, for these cases when a ViewModel needs to do some...
Start / Stop a Windows Service from a non-Administrator user account
...t = profileList.GetSubKeyNames();
foreach (string sid in sidList)
{
//Based on above names, get 'Registry Keys' corresponding to each SID
RegistryKey profile = Registry.LocalMachine.OpenSubKey(Path.Combine(keyName, sid));
//SID
string strSID = sid;
//UserName which is represent...
django admin - add custom form fields that are not part of the model
... custom form fields to the add/update page of this model in the admin that based on these fields values I will build the long string expression and save it in the relevant model field.
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Quickly reading very large tables as dataframes
...quickly reading CSV files.
Trying to store as much data as you can in databases rather than flat files. (As well as being a better permanent storage medium, data is passed to and from R in a binary format, which is faster.) read.csv.sql in the sqldf package, as described in JD Long's answer, impor...
Does use of final keyword in Java improve the performance?
...t it's by far the most common JVM, so...)
To my mind you should use final based on clear design and readability rather than for performance reasons. If you want to change anything for performance reasons, you should perform appropriate measurements before bending the clearest code out of shape - th...
$on and $broadcast in angular
...n event up the $scope hierarchy to all parents, including the $rootScope
Based on the following HTML (see full example here):
<div ng-controller="Controller1">
<button ng-click="broadcast()">Broadcast 1</button>
<button ng-click="emit()">Emit 1</button>
</...
What is the best way to prevent session hijacking?
... backward) ISP would change the IP of the user's browser from time-to-time based on re-routing their users' connections. This made the REMOTE_ADDR check return false negatives for us.
– goofballLogic
Aug 20 '15 at 15:36
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Is it possible to decrypt MD5 hashes?
...ites (yes, we all know we shouldn't, but...) anyone with access to the database of site A won't be able to use the user's password on site B.
The fact that MD5 is a hash also means it loses information. For any given MD5 hash, if you allow passwords of arbitrary length there could be multiple passw...
Abort makefile if variable not set
How could I abort a make/makefile execution based on a makefile's variable not being set/valued?
5 Answers
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Why do I need Transaction in Hibernate for read-only operations?
...tly.
But there is no guarantee that your method doesn't write into the database. If you mark method as @Transactional(readonly=true), Spring will set the JDBC transaction into a read-only mode, thus you'll dictate whether it's actually possible to write into DB in scope of this transaction. If your ...