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How to check if a line is blank using regex
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Actually in multiline mode a more correct answer is this:
/((\r\n|\n|\r)$)|(^(\r\n|\n|\r))|^\s*$/gm
The accepted answer: ^\s*$ does not match a scenario when the last line is blank (in multiline mode).
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Python: How would you save a simple settings/config file?
...) as f:
sample_config = f.read()
config = ConfigParser.RawConfigParser(allow_no_value=True)
config.readfp(io.BytesIO(sample_config))
# List all contents
print("List all contents")
for section in config.sections():
print("Section: %s" % section)
for options in config.options(section):
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How can I search for a commit message on GitHub?
Not in a Git repository , but rather in GitHub specifically - how do I search just the commit messages of a specific repository/branch?
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Attach IntelliJ IDEA debugger to a running Java process
...rs on application startup.
Debug
Start your application as you would normally, then in IntelliJ select the new configuration and hit 'Debug'.
IntelliJ will connect to the JVM and initiate remote debugging.
You can now debug the application by adding breakpoints to your code where desired. The ...
~x + ~y == ~(x + y) is always false?
...=> -1 == -2
Hence, a contradiction. Therefore, ~(x+y) != ~x + ~y for all x and y (mod 2n).
*It is interesting to note that on a machine with one's complement arithmetic, the equality actually holds true for all x and y. This is because under one's complement, ~x = -x. Thus, ~x + ~y == -x + ...
“document.getElementByClass is not a function”
...t a function
in older browsers, though, in which case you can provide a fallback implementation if you need to support those older browsers.
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How to enable Bootstrap tooltip on disabled button?
... Just a side note, this only works for IE in 11 or higher. Pretty much all other modern browsers have supported it for a while. See: caniuse.com/#feat=pointer-events
– Neil Monroe
Aug 14 '14 at 22:26
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How to set entire application in portrait mode only?
...o be disabled while the application is running. How do I do it programmatically?
16 Answers
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Postgres: “ERROR: cached plan must not change result type”
...after the database table was modified. This reset the database connection, allowing the prepared statement to execute without errors.
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Clearing intent
My Android app is getting called by an intent that is passing information (pendingintent in statusbar).
20 Answers
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