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Android Writing Logs to text File
I'm Trying to Write Logs to Custom Log.txt File on Android File using this code of Mine but then this method creates file but contains nothing. Basically I want to read previous contents of the file and then append my data with the existing content.
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?
...ill always produce the same results, whatever the version of Python (both existing and, likely, future ones)?
6 Answers
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Setting environment variables via launchd.conf no longer works in OS X Yosemite/El Capitan/macOS Sie
...environment.plist file in ~/Library/LaunchAgents/ with this content:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>Label</key>
&l...
Remove trailing newline from the elements of a string list
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Be aware of the following: If you are using Python 3.x and you want to return a list, you have to list, so that it's list(map(str.strip, my_list)). Also check that out: link.
– So S
Dec 1 '15 at 21:31
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Is there any particular difference between intval and casting to int - `(int) X`?
...) can be passed a base from which to convert. (int) cannot.
int intval( mixed $var [, int $base = 10 ] )
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Ruby: How to iterate over a range, but in set increments?
...html#M000695 for the full API.
Basically you use the step() method. For example:
(10..100).step(10) do |n|
# n = 10
# n = 20
# n = 30
# ...
end
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Fastest way to replace NAs in a large data.table
...alue=0) { v[is.na(v)] = value; v }
for (i in names(dt))
eval(parse(text=paste("dt[,",i,":=na.replace(",i,")]")))
}
system.time(a_gdata = f_gdata(dt1))
user system elapsed
18.805 12.301 134.985
system.time(a_andrie = f_andrie(dt1))
Error: cannot allocate vector of size 305.2 Mb
Timin...
JavaScript, elegant way to check nested object properties for null/undefined [duplicate]
...urse of using the app this gets populated. Let's say somwhere, after an AJAX call or something i do this:
4 Answers
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C++ deprecated conversion from string constant to 'char*'
...conversion from const char* to char* is generally not possible without an explicit cast for safety reasons. But for backwards compatibility with C the language C++ still allows assigning a string literal to a char* and gives you a warning about this conversion being deprecated.
So, somewhere you ar...
What does “./bin/www” do in Express 4.x?
I just started to learn about Express 4.0 in my Node.js app, and I found that it generated ./bin/www file, on which only the application server and port settings are written and everything others like middleware and routing is defined in ./app.js file.
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