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Named placeholders in string formatting
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I found it disappointing that the library doesn't throw if keys are not found, however, if you use the default syntax (${arg}) instead of the custom one above (%(arg)) then the regex will not compile, which is the desired effect.
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Media Player called in state 0, error (-38,0)
I am currently trying to design a simple app that streams an internet radio station. I have the URL for the station and am setting up the Media Player like
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Best way to get InnerXml of an XElement?
...would ever be more efficient in these conditions because of the penalty of converting a large list to a large array (even obvious here with smaller lists).
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ASP MVC in IIS 7 results in: HTTP Error 403.14 - Forbidden
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Maybe it's useful to someone:
After converting my app to MVC 4 with .NET framework 4.5 and installing the framework on my server with IIS 7.0 I encountered the same 'forbidden' error mentioned in the question. I tried all options described above to no avail, wh...
How do you get the length of a list in the JSF expression language?
...a function to your Bean that returns the length:
In class MyBean:
public int getSomelistLength() { return this.somelist.length; }
In your JSF page:
#{MyBean.somelistLength}
Two: If you're using Facelets (Oh, God, why aren't you using Facelets!), you can add the fn namespace and use the length f...
Zooming MKMapView to fit annotation pins?
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I have converted the answer by Rafael Moreira. The credit goes to him.
For those of you looking for the Swift version, here is the code:
func zoomToFitMapAnnotations(aMapView: MKMapView) {
guard aMapView.annotations.count >...
postgresql list and order tables by size
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This will be more clear.
pg_size_pretty(<numeric_value>) - converts no.of bytes to human-readable format.
pg_database_size(<db_name>) - gets database size in bytes.
pg_total_relation_size(<relation_name>) - gets total size of table and its index in bytes.
pg_relation_s...
Disable ONLY_FULL_GROUP_BY
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awesome, worked for me, just i need to convert this on permanently
– Fernando Torres
Oct 21 '19 at 19:06
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Check if an array is empty or exists
...ge_array.length). IMHO, while you can safely rely on JS's loose-typing, to convert a 0 integer to false and a non-zero integer to true, I consider it preferable, for readability in the future, to "say what you mean". I would do .. && image_array.length > 0).
– Toolma...
Synchronous request in Node.js
...ce when you use res.getBody(), all get body does is accept an encoding and convert the response data. Just do res.body.toString(encoding) instead.
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