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Reset auto increment counter in postgres
... like to force the auto increment field of a table to some value, I tried with this:
12 Answers
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MongoDb query condition on comparing 2 fields
I have a collection T , with 2 fields: Grade1 and Grade2 , and I want to select those with condition Grade1 > Grade2 , how can I get a query like in MySQL?
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How do you make a HTTP request with C++?
Is there any way to easily make a HTTP request with C++? Specifically, I want to download the contents of a page (an API) and check the contents to see if it contains a 1 or a 0. Is it also possible to download the contents into a string?
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Is it possible to specify the schema when connecting to postgres with JDBC?
Is it possible? Can i specify it on the connection URL? How to do that?
9 Answers
9
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How to check which version of v8 is installed with my NodeJS?
How is V8 installed along with NodeJs? What version is my current V8 engine?
12 Answers
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?
...p -in null myfile.txt
2:example two null,
4:example four null,
Combine with awk to print out the line number after the match:
$ grep -in null myfile.txt | awk -F: '{print $2" - Line number : "$1}'
example two null, - Line number : 2
example four null, - Line number : 4
Use command substitutio...
Error 1022 - Can't write; duplicate key in table
...an't understand where the duplication is taking place. Can anyone else see it?
9 Answers
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How do I check if a file exists in Java?
The only similar question on SO deals with writing the file and was thus answered using FileWriter which is obviously not applicable here.
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What is the size of ActionBar in pixels?
...);
If you need to understand where this is defined:
The attribute name itself is defined in the platform's /res/values/attrs.xml
The platform's themes.xml picks this attribute and assigns a value to it.
The value assigned in step 2 depends on different device sizes, which are defined in various ...
How do you execute an arbitrary native command from a string?
I can express my need with the following scenario: Write a function that accepts a string to be run as a native command.
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