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R apply function with multiple parameters
I have a function f(var1, var2) in R. Suppose we set var2 = 1 and now I want to apply the function f() to the list L . Basically I want to get a new list L* with the outputs
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How to get image height and width using java?
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Here is something very simple and handy.
BufferedImage bimg = ImageIO.read(new File(filename));
int width = bimg.getWidth();
int height = bimg.getHeight();
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Moving and vanishing lines of code; trouble with Eclipse's XML Editor
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This bug is (finally) fixed in ADT 21. The fix is now available in ADT 21 Preview 9, posted a few minutes ago, here: https://android-review.googlesource.com/#/c/44936/1
The reason you get weird visual artifacts is that if a file contains...
Python int to binary string?
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Python's string format method can take a format spec.
>>> "{0:b}".format(37)
'100101'
Format spec docs for Python 2
Format spec docs for Python 3
shar...
How can I make a time delay in Python? [duplicate]
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import time
time.sleep(5) # Delays for 5 seconds. You can also use a float value.
Here is another example where something is run approximately once a minute:
import time
while True:
print("This prints once a minute.")
time.sleep(60) # Delay for 1 mi...
How to output only captured groups with sed?
Is there any way to tell sed to output only captured groups? For example given the input:
8 Answers
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What are the differences between local branch, local tracking branch, remote branch and remote track
I just started using Git and I got really confused between different branches. Can anyone help me to figure out what the following branch types are?
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Using sed and grep/egrep to search and replace
I am using egrep -R followed by a regular expression containing about 10 unions, so like:
.jpg | .png | .gif etc. This works well, now I would like to replace all strings found with .bmp
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How to duplicate sys.stdout to a log file?
...t is the best way to accomplish logging when a python app is making a lot of system calls?
17 Answers
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moving committed (but not pushed) changes to a new branch after pull
I've done a fair bit of work ("Your branch is ahead of 'origin/master' by 37 commits.") which really should have gone into its own branch rather than into master . These commits only exist on my local machine and have not been pushed to origin , but the situation is complicated somewhat in that o...