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Heroku deployment error H10 (App crashed)
I have a RoR app working on my local computer, but when I send it to heroku, it crashes. The error log gives an error H10 & says:
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convert a list of objects from one type to another using lambda expression
I have a foreach loop reading a list of objects of one type and producing a list of objects of a different type. I was told that a lambda expression can achieve the same result.
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How do you copy and paste into Git Bash
I'm using msysgit running on Windows XP.
30 Answers
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Determine whether JSON is a JSONObject or JSONArray
...ceof JSONArray)
//you have an array
tokenizer is able to return more types: http://developer.android.com/reference/org/json/JSONTokener.html#nextValue()
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Check if character is number?
I need to check whether justPrices[i].substr(commapos+2,1) .
22 Answers
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QString to char* conversion
I was trying to convert a QString to char* type by the following methods, but they don't seem to work.
10 Answers
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psql - save results of command to a file
I'm using psql's \dt to list all tables in a database and I need to save the results.
10 Answers
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How do I enable standard copy paste for a TextView in Android?
I want to enable standard copy paste for a TextView (the same as for EditText). How can I do it?
9 Answers
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Can jQuery read/write cookies to a browser?
Simple example: I want to have some items on a page (like divs or table rows), and I want to let the user click on them to select them. That seems easy enough in jQuery. To save which items a user clicks on with no server-side post backs, I was thinking a cookie would be a simple way to get this don...
How to deal with SQL column names that look like SQL keywords?
...I allowed to do something like SELECT from FROM TableName or is there a special syntax to avoid the SQL Server being confused?
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