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How to find a table having a specific column in postgresql
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you can query system catalogs:
select c.relname
from pg_class as c
inner join pg_attribute as a on a.attrelid = c.oid
where a.attname = <column name> and c.relkind = 'r'
sql fiddle demo
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Is there a difference between copy initialization and direct initialization?
...ain function :
int main()
{
A a1 = 1; // OK: copy-initialization selects A::A(int)
A a2(2); // OK: direct-initialization selects A::A(int)
A a3 {4, 5}; // OK: direct-list-initialization selects A::A(int, int)
A a4 = {4, 5}; // OK: copy-list-initialization selects A::A(i...
TimePicker Dialog from clicking EditText
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eReminderTime.setText( "" + selectedHour + ":" + selectedMinute);
Your missing a + between "" and selected hour, setText methods only take a single string, so you need to concatenate all the parts (the first quotes are likely unnecessary).
eReminderT...
What are the differences between 'call-template' and 'apply-templates' in XSL?
...ower of XSLT: It takes any number of XML nodes (whatever you define in the select attribute), iterates them (this is important: apply-templates works like a loop!) and finds matching templates for them:
<!-- sample XML snippet -->
<xml>
<foo /><bar /><baz />
</xml...
Trim trailing spaces in Xcode
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You can create a script and bind it to a keyboard shortcut:
Select Scripts Menu > Edit User Scripts...
Press the + button and select New Shell Script
Give it a name like "Strip Trailing Spaces", and give it a shortcut like ⌃⇧R.
Set Input to "Selection" and Output to "Replace Se...
The cast to value type 'Int32' failed because the materialized value is null
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where u.ID == userID
select (int?)ch.Amount).Sum() ?? 0;
This first casts to int? to tell the C# compiler that this expression can indeed return null, even though Sum() returns an int. Then we use the normal ?? operator to handle the null case....
Disable Maven warning message - “Selected war files include a WEB-INF/web.xml which will be ignored”
... },
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true,enableSnippets:true
});
}
});
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Why “no projects found to import”?
...ing to "import existing project into workspace". As the "root directory" I select the directory where all my .java (and .class) files are located. Eclipse writes me that "no projects are found to import". Why?
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iOS 7.0 No code signing identities found
...ourcompanyName.Something (Put same as in AppId)
CodeSigningIdentity.
Select The Provisioning profile which you created.
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Android: How to bind spinner to custom object list?
... has its own ID (the IDs are not equal to display sequence). When the user selects the name from the list the variable currentID has to be changed.
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