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How to securely save username/password (local)?
...nd ciphertext securely, such as in a file or registry key with permissions set so only the current user can read it. To get access to the original data, use ProtectedData.Unprotect():
byte[] plaintext= ProtectedData.Unprotect(ciphertext, entropy,
DataProtectionScope.CurrentUser);
Note that th...
SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu
...have faced the same problem a week ago.
The problem is with the time zone setting. Specify in other formats like mm/dd/yyyy (usually works).
Specifying the date as 30/12/2013 resulted in the error for me. However, specifying it as mm/dd/yyyy format worked.
If you need to convert your input the...
Can I set null as the default value for a @Value in Spring?
...
You must set the nullValue of the PropertyPlaceholderConfigurer. For the example I'm using the string @null but you can also use the empty string as nullValue.
<bean id="propertyConfigurer" class="org.springframework.beans.factory...
How do I add the contents of an iterable to a set?
... "one [...] obvious way" to add all items of an iterable to an existing set ?
6 Answers
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What is the difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout?
..., let's say I have a !**&#Q@? query that takes 32 seconds to run. If I set SqlCommand.CommandTimeout = 40 but leave SqlConnection.ConnectionTimeout at its default (presumably 30), will the connection timeout? In other words, do I have to set both properties? It sounds like you are saying "no," b...
How to use random in BATCH script?
...% gives you a random number between 0 and 32767.
Using an expression like SET /A test=%RANDOM% * 100 / 32768 + 1, you can change the range to anything you like (here the range is [1…100] instead of [0…32767]).
share
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How to expire session due to inactivity in Django?
...pire the session on browser close with the SESSION_EXPIRE_AT_BROWSER_CLOSE setting. Then set a timestamp in the session on every request like so.
request.session['last_activity'] = datetime.now()
and add a middleware to detect if the session is expired. something like this should handle the whole...
What is choice_set in this Django app tutorial?
...Question too, automatically generating a field on each instance called foo_set where Foo is the model with a ForeignKey field to that model.
choice_set is a RelatedManager which can create querysets of Choice objects which relate to the Question instance, e.g. q.choice_set.all()
If you don't like ...
How to make CSS width to fill parent?
...ements all have different rendering rules.
So for:
table#bar you need to set the width to 100% otherwise it will be only be as wide as it determines it needs to be. However, if the table rows total width is greater than the width of bar it will expand to its needed width. IF i recall you can count...
How to set working/current directory in Vim?
...hich will also change to the directory the current file is in, but without setting autochdir.
:cd
will change directory to your home directory (or on windows, print the current directory).
:cd -
will change the directory to the previous directory you visited.
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