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Update multiple columns in SQL
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The "tiresome way" is standard SQL and how mainstream RDBMS do it.
With a 100+ columns, you mostly likely have a design problem... also, there are mitigating methods in client tools (eg generation UPDATE statements) or by using ORMs
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Why do we need the “finally” clause in Python?
...) but it's not a TypeError.
Other control flow statements such as continue and break statements.
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Why does Node.js' fs.readFile() return a buffer instead of string?
...ontent of test.txt (which is on the same folder of the Javascript source) and display it using this code:
6 Answers
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Template function inside template class
... void MyClass<T>::foo() { U a; a.invoke(); } and it works
– Michael
Dec 27 '11 at 1:39
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How to click or tap on a TextView text
...a way to run a method on tapping or clicking a TextView line of text in an Android App.
8 Answers
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Convert xlsx to csv in Linux with command line
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The Gnumeric spreadsheet application comes with a command line utility called ssconvert that can convert between a variety of spreadsheet formats:
$ ssconvert Book1.xlsx newfile.csv
Using exporter Gnumeric_stf:stf_csv
$ cat newfile.csv
Foo,Bar,Baz
1,2,3
123.6,7.89,
2012/05/14...
Default value of BOOL
...ective-C objects are always set to 0 (or nil) when you allocate an object" and I cannot find any other, clearer, reference, so it's all a bit contradictory to me.
– Kristof Van Landschoot
Sep 9 '13 at 8:47
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find all unchecked checkbox in jquery
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And using input[type=checkbox] is fastest.
– jClark
Jul 24 '15 at 16:36
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How do I tell Spring Boot which main class to use for the executable jar?
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Thanks @ludo_rj, and I found this also works: mvn clean package -Dstart-class=com.foo.Application, if want to dynamically specify using which main class
– zhuguowei
May 11 '16 at 6:16
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How to run an application as “run as administrator” from the command prompt? [closed]
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It saves the password the first time and never asks again. Maybe when you change the administrator password you will be prompted again.
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