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How to gracefully handle the SIGKILL signal in Java
...ignal. The program should handle the signal by doing a controlled, but rapid, shutdown. When a computer shuts down, the final stage of the shutdown process sends every remaining process a SIGTERM, gives those processes a few seconds grace, then sends them a SIGKILL.
The way to handle this for anyt...
How to get a complete list of object's methods and attributes?
...fundamental tool. (Most recommended)
Solutions other than dir() merely provide their way of dealing the output of dir().
Listing 2nd level attributes or not, it is important to do the sifting by yourself, because sometimes you may want to sift out internal vars with leading underscores __, but some...
Can I find out the return value before returning while debugging in Intellij?
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Note: If you create a breakpoint, there are a lot of things you can tell IDEA to do with them, such as if you break on a breakpoint, you can tell them to perform an expression and log it. You can look around with what you can do if you right-click on a breakpoint and click properties.
UPDATE:
Tr...
Extract a part of the filepath (a directory) in Python
... I ended up splitting the path and taking the piece I wanted, it didn't work before but after reading all these answers, I found out what I did wrong.
– Thalia
Apr 13 '12 at 23:21
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How to read from stdin line by line in Node
...a file into the command the file is sent to stdout. A bug? readline is considered unstable at this point.
– Matt R. Wilson
Nov 20 '13 at 4:11
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Clojure differences between Ref, Var, Agent, Atom, with examples
...duce a short snip-it of the motivations for each:
start by watching this video on the notion of Identity and/or studying here.
Refs are for Coordinated Synchronous access to "Many Identities".
Atoms are for Uncoordinated synchronous access to a single Identity.
Agents are for Uncoordinated asynch...
Output of git branch in tree like fashion
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I love gitk, but I didn't figure out gitk in Mac. If you have any suggestion, please let me know. I started using Github Desktop but love to work on command line.
– AMIC MING
Jul 13 '16 at 18:44
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Django connection to PostgreSQL: “Peer authentication failed”
...I had been using MySQL database no problem. I am new to PostgreSQL, but decided to switch because the host I ultimately plan to use for this project does not have MySQL.
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Why is a 3-way merge advantageous over a 2-way merge?
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"But how would it know what to do with the differences?" Didn't get it. If it can already see the differences between the two files (without reference to the original), why can't it apply both changes serially in increasing order of files' timestamps? That is: It starts off with my ...
Count number of matches of a regex in Javascript
...wer
The problem with your initial code is that you are missing the global identifier:
>>> 'hi there how are you'.match(/\s/g).length;
4
Without the g part of the regex it will only match the first occurrence and stop there.
Also note that your regex will count successive spaces twice:
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