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Static/Dynamic vs Strong/Weak
...guished (e.g. whether the language tries to do an implicit conversion from strings to numbers).
See the wiki-page for more detailed information.
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Login failed for user 'DOMAIN\MACHINENAME$'
...out DOMAIN\MACHINE$ it means you use Integrated Security in the connection string. If this is unexpected, it means you screwed up the connection strings you use.
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How to set a default entity property value with Hibernate
...nullable = false, columnDefinition = "int default 100")
Notice that the string in columnDefinition is database dependent. Also if you choose this option, you have to use dynamic-insert, so Hibernate doesn't include columns with null values on insert. Otherwise talking about default is irrelevant....
django template display item value or empty string
...lt_if_none template filter, (doc).
default_if_none will display the given string if the variable is 'None'.
default will display the string if the variable evaluates to False, ie empty strings, empty lists etc
{{ item.somefield|default_if_none:"" }}
{{ item.somefield|default:"" }}
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Reading Xml with XmlReader in C#
...from this blog post):
static IEnumerable<XElement> SimpleStreamAxis(string inputUrl,
string elementName)
{
using (XmlReader reader = XmlReader.Create(inputUrl))
{
reader.MoveToContent();
while (reader.Read())
{
if (reader.Nod...
Clear Application's Data Programmatically
... (ActivityManager)activity.getSystemService(Context.ACTIVITY_SERVICE);
String myProcessPrefix = activity.getApplicationInfo().processName;
String myProcessName = activity.getPackageManager().getActivityInfo(activity.getComponentName(), 0).processName;
for (ActivityManager.RunningAppProce...
Microsoft Web API: How do you do a Server.MapPath?
...other concerns into a bigger toolbelt / utility interface) with the method string MapPath(string virtualPath). Only the concrete implementation for your WebApi IPathMapper needs to know about System.Web.Hosting.HostingEnvironment
– StuartLC
Jun 3 '15 at 14:05
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What do 'lazy' and 'greedy' mean in the context of regular expressions?
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'Greedy' means match longest possible string.
'Lazy' means match shortest possible string.
For example, the greedy h.+l matches 'hell' in 'hello' but the lazy h.+?l matches 'hel'.
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varbinary to string on SQL Server
...mean different things.
If the varbinary is the binary representation of a string in SQL Server (for example returned by casting to varbinary directly or from the DecryptByPassPhrase or DECOMPRESS functions) you can just CAST it
declare @b varbinary(max)
set @b = 0x5468697320697320612074657374
sel...
Real World Example of the Strategy Pattern
... save a file, or make a webcall
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign products to people in a database. This assignment of a product to a person has a status which is either "Approved" or "...