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Convert Dictionary to semicolon separated string in c#
...=> x.Key + "=" + x.Value).ToArray());
(And if you're using .NET 4, or newer, then you can omit the final ToArray call.)
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How to count objects in PowerShell?
...ray.)
2012.01.30 Update
The above is true for PowerShell V2. One of the new features of PowerShell V3 is that you do have a Count property even for singletons, so the at-sign becomes unimportant for this scenario.
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In SQL, how can you “group by” in ranges?
...score range], count(*) as [number of occurrences]
from (
select user_id,
case when score >= 0 and score< 10 then '0-9'
when score >= 10 and score< 20 then '10-19'
else '20-99' end as range
from scores) t
group by t.range
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Cost of storing AMI
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f18650697%2fcost-of-storing-ami%23new-answer', 'question_page');
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How do I create a transparent Activity on Android?
..."?>
<resources>
<style name="Theme.Transparent" parent="android:Theme">
<item name="android:windowIsTranslucent">true</item>
<item name="android:windowBackground">@android:color/transparent</item>
<item name="android:windowContentOverlay">@n...
Gradle, “sourceCompatibility” vs “targetCompatibility”?
...s.oracle.com/en/java/javase/11/tools/… ?
– Brian Agnew
Feb 11 at 10:09
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Trigger a keypress/keydown/keyup event in JS/jQuery?
...
You could dispatching events like
el.dispatchEvent(new Event('focus'));
el.dispatchEvent(new KeyboardEvent('keypress',{'key':'a'}));
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How can I remove the string “\n” from within a Ruby string?
...escaped control chars like \n to represent their true value, in this case, newline, and allow the use of #{expression} so you can weave variables and, well, pretty much any ruby expression you like into the text.
While on the other hand, single quotes ' treat the string literally, so there's no exp...
Transpose a data frame
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Is it possible to refresh a single UITableViewCell in a UITableView?
...To reload the entire table, add the
[self.tableView reloadData]; to your new refresh method.
If you wish to reload the data every time you switch views, implement the method:
//ensure that it reloads the table view data when switching to this view
- (void) viewWillAppear:(BOOL)animated {
[s...