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How can I print each command before executing? [duplicate]
What is the best way to set up a Bash script that prints each command before it executes it?
4 Answers
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invalid target release: 1.7
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You need to set JAVA_HOME to your jdk7 home directory, for example on Microsoft Windows:
"C:\Program Files\Java\jdk1.7.0_40"
or on OS X:
/Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home
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libxml/tree.h no such file or directory
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Follow the directions here, under "Setting up your project file."
Setting up your project file
You need to add libxml2.dylib to your project (don't put it in the Frameworks section). On the Mac,
you'll find it at /usr/lib/libxml2.dylib and for the i...
Session timeout in ASP.NET
...cation>
<sessionState timeout="60" />
</system.web>
Setting the forms timeout to something less than the session timeout can give the user a window in which to log back in without losing any session data.
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How to set up a git project to use an external repo submodule?
...ally, really easy to reference and use. Assuming you already have MyWebApp set up as a repo, from terminal issue these commands:
cd MyWebApp
git submodule add git://github.com/jquery/jquery.git externals/jquery
This will create a directory named externals/jquery* and link it to the github jquery ...
How to retrieve a user environment variable in CMake (Windows)
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cmake -E env EnvironmentVariableName="Hello World" cmake ..
env [--unset=NAME]... [NAME=VALUE]... COMMAND [ARG]...
Run command in a modified environment.
Just be aware that this may only work the first time. If CMake re-configures with one of the consecutive builds (you just call e.g....
Set a default parameter value for a JavaScript function
I would like a JavaScript function to have optional arguments which I set a default on, which get used if the value isn't defined (and ignored if the value is passed). In Ruby you can do it like this:
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How to make blinking/flashing text with CSS 3
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You are first setting opacity: 1; and then you are ending it on 0, so it starts from 0% and ends on 100%, so instead just set opacity to 0 at 50% and the rest will take care of itself.
Demo
.blink_me {
animation: blinker 1s linear...
Parse JSON in C#
... return unescapedUrl; } // <= this line is causing a Stack Overflow
set { this.unescapedUrl = value; }
}
Notice that in the getter, you are returning the actual property (ie the property's getter is calling itself over and over again), and thus you are creating an infinite recursion.
Pro...
Python set to list
How can I convert a set to a list in Python? Using
7 Answers
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