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How to represent multiple conditions in a shell if statement?
... "$g" -eq 2 -a "$c" = "456" \) ]
then echo abc
else echo efg
fi
I've enclosed the references to $g in double quotes; that's good practice, in general. Strictly, the parentheses aren't needed because the precedence of -a and -o makes it correct even without them.
Note that the -a and -o operators...
Detect Safari browser
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That's because all browsers on iOS are just wrappers for Safari (with the exception of Opera Mini in Mini mode), including Chrome. This doesn't necessarily mean that they'll all match this test since the userAgent string is up to the wrapper. You might want...
How to Set AllowOverride all
...f/
Open the file httpd.conf in Notepad.
Find this line:
#LoadModule vhost_alias_module modules/mod_vhost_alias.so
Remove the hash symbol:
LoadModule vhost_alias_module modules/mod_vhost_alias.so
Then goto <Directory />
and change to:
<Directory />
Options FollowSymLink...
Gmail's new image caching is breaking image links in newsletter
...rotected images.
You are all done now. Now you try to run your php-email script once again. As a result you receive another email in your Gmail or Hotmail inbox. you had fixed all the issues with your images. Now the images must be displayed in your email content. but you are still unable to see t...
How do you change the size of figures drawn with matplotlib?
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I'm using this on OS X under ipython 3.7, matplotlib 3.0.3. I am able to adjust the figure size, but the window does not resize (the figure canvas adjusts, but the window does not grow or shrink to accommodate the canvas). The forward=True k...
What is the current state of the art in HTML canvas JavaScript libraries and frameworks? [closed]
...n github (open-sourced under MIT License)
To get started, check out:
Demos (simple & complex, with code to show how they're done)
Fabric.js presentation at FalsyValues (and another one at BK.js)
Wiki on github (including FAQ)
Documentation
Google Group (ask any question there)
Fabric.js on tw...
release Selenium chromedriver.exe from memory
...o run Selenium chromedriver.exe . At the end of the run I have browser.close() to close the instance. ( browser = webdriver.Chrome() ) I believe it should release chromedriver.exe from memory (I'm on Windows 7). However after each run there is one chromedriver.exe instance remain in the memor...
List of foreign keys and the tables they reference
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Here is an all-purpose script we use that has been incredibly handy.
Save it off so you can execute it directly (@fkeys.sql). It will let you search by Owner and either the Parent or Child table and show foreign key relationships. The current ...
Debugging iframes with Chrome developer tools
...main frame can. You can still set breakpoints in and debug your code using Scripts panel though.
Update: This is no longer true. See Metagrapher's answer.
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How do I get the YouTube video ID from a URL?
I want to get the v=id from YouTube’s URL with JavaScript (no jQuery, pure JavaScript).
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