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Maven Install on Mac OS X
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OS X prior to Mavericks (10.9) actually comes with Maven 3 built in.
If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it.
Assuming qualifications are met, run mvn -version and see some output like this:
Apache Maven 3....
X-Frame-Options Allow-From multiple domains
...y: frame-ancestors 'self' example.com *.example.net ;
Unfortunately, for now, Internet Explorer does not fully support Content-Security-Policy.
UPDATE: MDN has removed their deprecation comment. Here's a similar comment from W3C's Content Security Policy Level
The frame-ancestors directive o...
SQL Server Regular expressions in T-SQL
...racters.
_ Any single character.
[ ] Any single character within the specified range
(for example, [a-f]) or set (for example, [abcdef]).
[^] Any single character not within the specified range
(for example, [^a - f]) or set (for example, [^abcdef]).
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Increasing the maximum number of TCP/IP connections in Linux
...n's capability, bump it up from default 128 to something like 128 to 1024. Now you can take advantage of this increase by modifying the listen backlog variable in your application's listen call, to an equal or higher integer.
sysctl net.core.somaxconn=1024
txqueuelen parameter of your ethernet ca...
Is there a way to perform “if” in python's lambda
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The syntax you're looking for:
lambda x: True if x % 2 == 0 else False
But you can't use print or raise in a lambda.
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How can I represent an infinite number in Python?
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I don't know exactly what you are doing, but float("inf") gives you a float Infinity, which is greater than any other number.
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javac error: Class names are only accepted if annotation processing is explicitly requested
...home/user $ javac Main.java
user@defiant /home/user $
Slap your forehead now and grumble that the error message is so cryptic.
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How to display HTML tags as plain text [duplicate]
... the <>s:
&lt;strong&gt;Look just like this line - so then know how to type it&lt;/strong&gt;
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More elegant way of declaring multiple variables at the same time
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As others have suggested, it's unlikely that using 10 different local variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :)
Depending on what you're doing, it may make sense to use a dictionary instead. For examp...
How to read the database table name of a Model instance?
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If you would like to, create a property method to return it... @property def table_name(self): return self._meta.db_table
– Jcc.Sanabria
Sep 12 '18 at 23:16
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