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C/C++ NaN constant (literal)?
...
In C, NAN is declared in <math.h>.
In C++, std::numeric_limits<double>::quiet_NaN() is declared in <limits>.
But for checking whether a value is NaN, you can't compare it with another NaN value. Instead use isnan() from <math.h> in C, or std::isnan() from <c...
Export from sqlite to csv using shell script
...out out.csv has been forgotten.
Try:
#!/bin/bash
./bin/sqlite3 ./sys/xserve_sqlite.db <<!
.headers on
.mode csv
.output out.csv
select * from eS1100_sensor_results;
!
instead.
sh/bash methods
You can either call your script with a redirection:
$ your_script >out.csv
or you can insert the ...
Eclipse Android and gitignore
...
There are file types to ignore
# built application files
*.apk
*.ap_
# files for the dex VM
*.dex
# Java class files
*.class
# generated files
bin/
gen/
# Local configuration file (sdk path, etc)
local.properties
# Eclipse project files
.classpath
.project
# Proguard folder generated b...
Running multiple TeamCity Agents on the same computer?
...ee agents much faster than it will with one.
– bopapa_1979
Jun 12 '13 at 19:29
13
If you've gone ...
Get the closest number out of an array
...; Math.abs(prev - goal) ? curr : prev);
});
const closestTo5 = getClosest(_, 5);
const closestTo = getClosest([4, 9, 15, 6, 2]);
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Find nearest value in numpy array
...
import numpy as np
def find_nearest(array, value):
array = np.asarray(array)
idx = (np.abs(array - value)).argmin()
return array[idx]
array = np.random.random(10)
print(array)
# [ 0.21069679 0.61290182 0.63425412 0.84635244 0.91599191 ...
Show Youtube video source into HTML5 video tag?
... edited Feb 12 at 11:33
aka_julie
4188 bronze badges
answered Feb 24 '15 at 3:50
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...
Detect Windows version in .net
...ObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_OperatingSystem"))
{
ManagementObjectCollection information = searcher.Get();
if (information != null)
{
foreach (ManagementObject obj in information)
{
r = obj["Caption"].ToString() +...
Was PreferenceFragment intentionally excluded from the compatibility package?
....com/file/repository.grepcode.com/java/ext/com.google.android/android/4.0.1_r1/android/preference/PreferenceFragment.java?av=h -- creating my own PreferenceFragment isn't going to happen. It appears the liberal use of package-private in PreferenceManager instead of 'protected' is the main blocker. ...
Using Rails 3.1, where do you put your “page specific” JavaScript code?
...ts merged into 1 file. Rails does this by default when it adds //= require_tree . to the bottom of your application.js manifest file.
...