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How can I default a parameter to Guid.Empty in C#?
...id() instead
public void Problem(Guid optional = new Guid())
{
// when called without parameters this will be true
var guidIsEmpty = optional == Guid.Empty;
}
You can also use default(Guid)
default(Guid) also will work exactly as new Guid().
Because Guid is a value type not reference type, ...
How To Launch Git Bash from DOS Command Line?
...
What if it's not installed on system drive? What if it's not installed in program files?
– Michael Kruglos
Mar 16 '17 at 18:04
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What is the boundary in multipart/form-data?
...ust the 'key' to separate the multiple "parts" of a multipart payload. Normally something like '&' is enough to separate the variables but you need something more unique to separate the payloads within the payload.
– user2483724
Mar 18 '14 at 18:30
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Copy a variable's value into another
...t.
Any change you make to the contents of this object will be seen identically whether you reference it through the a variable or the b variable. They are the same object.
So, when you later try to "revert" b to the original a object with this code:
b = a;
The code actually does nothing at all,...
START_STICKY and START_NOT_STICKY
...TICKY tells the OS to recreate the service after it has enough memory and call onStartCommand() again with a null intent. START_NOT_STICKY tells the OS to not bother recreating the service again. There is also a third code START_REDELIVER_INTENT that tells the OS to recreate the service and redeliv...
How to configure Mac OS X term so that git has color? [closed]
...ly enables color for the 'git diff' command. Do this to enable colors for all git commands:
$ git config --global color.ui true
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What is the “owning side” in an ORM mapping?
...d in the association table PERSON_ID_DOCUMENTS.
On the other hand, if we call idDocument.setPerson(person), we change the foreign key person_id on table ID_DOCUMENTS. Hibernate is creating two unidirectional (foreign key) relations on the database, to implement one bidirectional object relation.
H...
How to display HTML in TextView?
...yout XML will not work.
This is what you should do:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
textView.setText(Html.fromHtml("<h2>Title</h2><br><p>Description here</p>", Html.FROM_HTML_MODE_COMPACT));
} else {
textView.setText(Html.fromHtml("&l...
Calling startActivity() from outside of an Activity context
...our adapter, or
get it from your view.
Or as a last resort,
add - FLAG_ACTIVITY_NEW_TASK flag to your intent:
_
myIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Edit - i would avoid setting flags as it will interfere with normal flow of event and history stack.
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HTTP status code for a partial successful request
...s to users. In a post request a XML string is transferred that consists of all the users that should receive that particular message. If any of the users in the list do not exist I give the list of missing users back to the client for further evaluation.
...