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Best Practice - NSError domains and codes for your own project/app
...my project. The frameworks could change and add more codes, or change the meaning of existing codes, etc. It also helps me more specifically identify where the error came from. For example, if my StackKit framework generates an error in the com.stackkit domain, I know that it's a framework proble...
Can an AJAX response set a cookie?
...n-asker only wishes to know if cookies can be written in AJAX request that means his UA supports cookies :)
– this. __curious_geek
Jul 27 '10 at 4:52
10
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Delete element in a slice
..."append", actually it is a slice([]type).
So "a = append(a[:0], a[1:]...)" means "a = append(a[0:0], a[1:])"
a[0:0] is a slice which has nothing
a[1:] is "Hello2 Hello3"
This is how it works
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How do I declare class-level properties in Objective-C?
...
properties have a specific meaning in Objective-C, but I think you mean something that's equivalent to a static variable? E.g. only one instance for all types of Foo?
To declare class functions in Objective-C you use the + prefix instead of - so your ...
Android Layout with ListView and Buttons
...<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent" android:layout_height="fill_parent">
<Button android:layout_width="fill_parent"
android:layout_height="wrap_content" an...
Understanding MongoDB BSON Document size limit
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I mean, the limit was raised to 16MB, that doesn't fix the "issue" long term; IMO the limit should just be eliminated.
– marr75
Jun 2 '16 at 18:56
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getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...iu Latcu mentioned above, don't call super.onSaveInstanceState(). But this means you will lose the whole state of your activity along with fragments state.
Override onBackPressed and in there call only finish(). This should be OK if you application doesn't use Fragments API; as in super.onBackPress...
How do I kill all the processes in Mysql “show processlist”?
...W FULL PROCESSLIST");
while ($row=mysql_fetch_array($result)) {
$process_id=$row["Id"];
if ($row["Time"] > 200 ) {
$sql="KILL $process_id";
mysql_query($sql);
}
}
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How to check if a Constraint exists in Sql server?
...E, PRIMARY KEY, FOREIGN KEY, and/or DEFAULT
SELECT
OBJECT_NAME(OBJECT_ID) AS NameofConstraint
,SCHEMA_NAME(schema_id) AS SchemaName
,OBJECT_NAME(parent_object_id) AS TableName
,type_desc AS ConstraintType
FROM sys.objects
WHERE type_desc LIKE '%CONSTRAINT'
...
How to remove item from list in C#?
...ou can use Remove(T item):
var itemToRemove = resultlist.Single(r => r.Id == 2);
resultList.Remove(itemToRemove);
When you are not sure the item really exists you can use SingleOrDefault. SingleOrDefault will return null if there is no item (Single will throw an exception when it can't find th...