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How to see if an NSString starts with a certain other string?
...ying to check to see if a string that I am going to use as URL starts with http. The way I am trying to check right now doesn't seem to be working. Here is my code:
...
Using sed to mass rename files
...small post with examples on batch renaming using sed couple of years ago:
http://www.guyrutenberg.com/2009/01/12/batch-renaming-using-sed/
For example:
for i in *; do
mv "$i" "`echo $i | sed "s/regex/replace_text/"`";
done
If the regex contains groups (e.g. \(subregex\) then you can use them ...
Parsing XML with namespace in Python via 'ElementTree'
...space dictionary. This is not documented very well:
namespaces = {'owl': 'http://www.w3.org/2002/07/owl#'} # add more as needed
root.findall('owl:Class', namespaces)
Prefixes are only looked up in the namespaces parameter you pass in. This means you can use any namespace prefix you like; the API...
Converting Secret Key into a String and Vice Versa
...way. This is what helped me. Might help you too.
Links:
*.getEncoded(): https://docs.oracle.com/javase/7/docs/api/java/security/Key.html
Encoder information: https://docs.oracle.com/javase/8/docs/api/java/util/Base64.Encoder.html
Decoder information: https://docs.oracle.com/javase/8/docs/api/ja...
Setting DEBUG = False causes 500 Error
...omain names that are valid for this site; required if DEBUG is False
# See https://docs.djangoproject.com/en/1.9/ref/settings/#allowed-hosts
ALLOWED_HOSTS = []
Add your host here like ['www.beta800.net'] or ['*'] for a quick test, but don't use ['*'] for production.
...
How to draw a path on a map using kml file?
...rtCoords, String targetCoords, int mode) {
String urlPedestrianMode = "http://maps.google.com/maps?" + "saddr=" + startCoords + "&daddr="
+ targetCoords + "&sll=" + startCoords + "&dirflg=w&hl=en&ie=UTF8&z=14&output=kml";
Log.d(myapp.APP, "urlPedestri...
How to call a Python function from Node.js
...%j', results);
});
For the full documentation and source code, check out https://github.com/extrabacon/python-shell
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CMake link to external library
...you need to add hints or path suffixes, see the documentation for details:
https://cmake.org/cmake/help/latest/command/find_library.html
2. Link the library
From 1. you have the full library name in FOO_LIB. You use this to link the library to your target GLBall as in
target_link_libraries(GLBal...
Difference between $(window).load() and $(document).ready() functions
...
<html>
<head>
<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
<script>
$( document ).ready(function() {
alert( "document loaded" );
});
$( window ).load(function() {
alert( "window load...
Check substring exists in a string in C
...
Use strstr for this.
http://www.cplusplus.com/reference/clibrary/cstring/strstr/
So, you'd write it like..
char *sent = "this is my sample example";
char *word = "sample";
char *pch = strstr(sent, word);
if(pch)
{
...
}
...