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Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
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13 Answers
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How to get “wc -l” to print just the number of lines without file name?
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221
Try this way:
wc -l < file.txt
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Rails how to run rake task
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132
You can run Rake tasks from your shell by running:
rake task_name
To run from from Ruby (e....
How do I reference a javascript object property with a hyphen in it?
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11 Answers
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Create Django model or update if exists
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178
If you're looking for "update if exists else create" use case, please refer to @Zags excellent...
Automatically plot different colored lines
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131
You could use a colormap such as HSV to generate a set of colors. For example:
cc=hsv(12);
fi...
A clean, lightweight alternative to Python's twisted? [closed]
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14 Answers
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Android: HTTP communication should use “Accept-Encoding: gzip”
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174
You should use http headers to indicate a connection can accept gzip encoded data, e.g:
HttpU...
Cannot change version of project facet Dynamic Web Module to 3.0?
...urces . Also I changed the library in Java Build Path to obtain the JavaSE-1.7. It's all OK up to here.
31 Answers
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