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Python - When to use file vs open
What's the difference between file and open in Python? When should I use which one? (Say I'm in 2.5)
6 Answers
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ssh: The authenticity of host 'hostname' can't be established
...ption to no on the command line, and/or send the key to a null known_hosts file. You can also set these options in your config file, either for all hosts or for a given set of IP addresses or host names.
ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no
EDIT
As @IanDunn notes, ther...
How to turn off INFO logging in Spark?
... Did not work for me. Spark 1.5. RHEL 6. CDH 5.5. Tried creating new file /opt/cloudera/parcels/CDH/etc/spark/conf.dist/log4j.properties and changing like explained above. And also tried editing existing file /etc/spark/conf/log4j.properties. No effect for pyspark shell nor for pyspark-shell.
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How should you build your database from source control?
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If I can write it in standard's compliant SQL then it generally goes in a file in my source control. The file will define as much as possible such as SPs, Table CREATE statements.
I also include dummy data for testing in source control:
proj/sql/setup_db.sql
proj/sql/dummy_data.sql
proj/sql/mssq...
How to write to a file in Scala?
... there is the useful abstraction Source . How can I write lines to a text file?
18 Answers
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Syntax highlighting for Jade in Sublime Text 2?
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Sublime Text 2 supports Textmate syntax definition files. There is a Jade Textmate bundle at https://github.com/miksago/jade-tmbundle.
Install by creating a new folder in your Sublime Text "Packages" folder, call the new folder Jade, then curl -O https://raw.github.com/miks...
How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
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The version number shown describes the version of the JRE the class file is compatible with.
The reported major numbers are:
Java SE 14 = 58,
Java SE 13 = 57,
Java SE 12 = 56,
Java SE 11 = 55,
Java SE 10 = 54,
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 4...
The key must be an application-specific resource id
...he tag id must be unique so it wants it to be an id created in a resources file to guarantee uniqueness.
If the view will only contain one tag though you can just do
setTag(objContact.onlineid);
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drag drop files into standard html file input
These days we can drag & drop files into a special container and upload them with XHR 2. Many at a time. With live progress bars etc. Very cool stuff. Example here.
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Does .NET provide an easy way convert bytes to KB, MB, GB, etc.?
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Can you provide the case when file size is < 0 ? For me it looks weird...
– Ruslan F.
May 31 '19 at 11:23
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