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CSV file written with Python has blank lines between each row
This code reads thefile.csv , makes changes, and writes results to thefile_subset1 .
9 Answers
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How to assert two list contain the same elements in Python? [duplicate]
...h does exactly what you are looking for, as you can read from the python standard library documentation. The method is somewhat misleadingly named but it does exactly what you are looking for.
a and b have the same elements in the same number, regardless of their order
Here a simple example wh...
How to get a specific “commit” of a gem from github?
I'm using rails_admin , and since it is in (very) active development, bugs turn up every now and then.
2 Answers
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Why is this F# code so slow?
A Levenshtein implementation in C# and F#. The C# version is 10 times faster for two strings of about 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I can tell, they do the exact same thing? Doesn't matter if it is a Release or a Debug build.
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How to change Hash values?
...my_hash[k] = v.upcase }
or, if you'd prefer to do it non-destructively, and return a new hash instead of modifying my_hash:
a_new_hash = my_hash.inject({}) { |h, (k, v)| h[k] = v.upcase; h }
This last version has the added benefit that you could transform the keys too.
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Is it possible to view bytecode of Class file? [duplicate]
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Yes. You can use the javap command that's included with the JDK to see the byte code of a class. For example:
javap -c com.mypackage.MyClass
There are several libraries and tools that help you to work with Java bytecode, for example ASM and Jasmin.
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How to specify a port number in SQL Server connection string?
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For JDBC the proper format is slightly different and as follows:
jdbc:microsoft:sqlserver://mycomputer.test.xxx.com:49843
Note the colon instead of the comma.
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makefile:4: *** missing separator. Stop
...relationship with tabs. All actions of every rule are identified by tabs. And, no, four spaces don't make a tab. Only a tab makes a tab.
To check, I use the command cat -e -t -v makefile_name.
It shows the presence of tabs with ^I and line endings with $. Both are vital to ensure that dependencie...
Access event to call preventdefault from custom function originating from onclick attribute of tag
...e. older versions of IE will still require detection inside of your event handler function to look at window.event).
A quick example.
function sayHi(e) {
e.preventDefault();
alert("hi");
}
<a href="http://google.co.uk" onclick="sayHi(event);">Click to say Hi</a>
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How to disable UITextField editing but still accept touch?
... as inputView . Its all good, except that I can edit by copy, paste, cut and select text, and I don't want it. Only the Picker should modify text field.
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