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Simple argparse example wanted: 1 argument, 3 results
...ser.add_argument('action', help='The action to take (e.g. install, remove, etc.)')
parser.add_argument('foo-bar', help='Hyphens are cumbersome in positional arguments')
args = parser.parse_args()
if args.action == "install":
print("You asked for installation")
else:
print("You asked for so...
How do I use grep to search the current directory for all files having the a string “hello” yet disp
...ted; the -print0 and -0 deals with file names containing spaces (newlines, etc).
If you don't have obstreperous names (with spaces etc), you can use:
find . -name '*.*[ch]' -print | xargs grep hello /dev/null
This might pick up a few names you didn't intend, because the pattern match is fuzzier ...
Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
... with all the possibilities that come with it (like animated progress bars etc.). I think there is a good reason why even the google engineers don't do it this way in the Google Maps app. All I need is a button or two on the InfoWindow that will show a pressed state and trigger some actions when cli...
Is there a better way to express nested namespaces in C++ within the header
...h)
One level of "public API" namespaces for certain aspects (UI, DB access etc.)
"Implementation Detail" namespaces that are not part of the public API
(anonymous namespaces in .cpp's, or ModuleDetailHereBeTygers namespaces in
header-only libs)
enums are the biggest problem in my experience. They ...
“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
This is how my connection is set:
Connection conn = DriverManager.getConnection(url + dbName + "?useUnicode=true&characterEncoding=utf-8", userName, password);
...
jQuery textbox change event doesn't fire until textbox loses focus?
...tic then you should use an interval timer to cater for auto fill, plugins, etc:
var lastValue = '';
setInterval(function() {
if ($("#textbox").val() != lastValue) {
lastValue = $("#textbox").val();
console.log('I am definitely sure the text box realy realy changed this time');
...
CodeIgniter: How to get Controller, Action, URL information
...ass:
$this->uri->segment(n); // n=1 for controller, n=2 for method, etc
I've also been told that the following work, but am currently unable to test:
$this->router->fetch_class();
$this->router->fetch_method();
...
to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...rtz does random-access of pixels and shares the CPU with networking, audio etc. Also, if you have several elements that you draw using Quartz at the same time, you have to re-draw all of them when one changes, then upload the whole chunk, while if you change one image and then let UIViews or CALayer...
PHP Fatal error: Call to undefined function json_decode()
...
The same issue with 7.1
apt-get install php7.1-json
sudo nano /etc/php/7.1/mods-available/json.ini
Add json.so to the new file
Add the appropriate sym link under conf.d
Restart apache2 service (if needed)
sha...
What is the maven-shade-plugin used for, and why would you want to relocate Java packages?
...rces of itself. Maven will be responsible to find out all artifacts (JARs etc) that the project depending on when the project is built.
An uber-jar is something that take all dependencies, and extract the content of the dependencies and put them with the classes/resources of the project itself, in...