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Test if remote TCP port is open from a shell script
...ard with alpine linux and ubuntu both. probably others. no need to install extra when you're remoted in and can't. thanks for this! I might add, nc host port -w 2 && echo it works
– std''OrgnlDave
Apr 10 '17 at 14:34
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MySQL DROP all tables, ignoring foreign keys
Is there a nice easy way to drop all tables from a MySQL database, ignoring any foreign key constraints that may be in there?
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Why is Python running my module when I import it, and how do I stop it?
...program I'm building that can be run in either of 2 ways: the first is to call "python main.py" which prompts the user for input in a friendly manner and then runs the user input through the program. The other way is to call "python batch.py -file- " which will pass over all the friendly input gat...
Seedable JavaScript random number generator
...in range [0,1]
return this.nextInt() / (this.m - 1);
}
RNG.prototype.nextRange = function(start, end) {
// returns in range [start, end): including start, excluding end
// can't modulu nextInt because of weak randomness in lower bits
var rangeSize = end - start;
var randomUnder1 = t...
How to import the class within the same directory or sub directory?
I have a directory that stores all the .py files.
13 Answers
13
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Difference between the Apache HTTP Server and Apache Tomcat? [closed]
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True. And many people still use an extra Apache setup besides their Tomcat.. which is unnecessary in most cases.
– Marco Schoolenberg
Jan 4 '17 at 16:20
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Android Text over image
...droid:text="Look at the drawable below"/>
With this you don't need an extra ImageView. It's also possible to use two drawables on more than one side of the TextView.
The only problem you will face by using this, is that the drawable can't be scaled the way of an ImageView.
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How to load an ImageView by URL in Android? [closed]
...));
finish();
}
private class DownloadImageTask extends AsyncTask<String, Void, Bitmap> {
ImageView bmImage;
public DownloadImageTask(ImageView bmImage) {
this.bmImage = bmImage;
}
protected Bitmap doInBackground(String... urls) {
String urldisplay = url...
What's the difference between ng-model and ng-bind
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+ 1. Thanks for the extra info. Its always good/great to have a quick answer (Tosh's) and then a detailed WHY & HOW answer like yours to learn/understand the more in reasoning/use cases.
– redfox05
Nov ...
Does Redis persist data?
...operation can only be performed if you have enough free RAM (the amount of extra RAM is equal to the size of redis DB)
N.B.: BGSAVE RAM requirement is a real problem, because redis continues to work up until there is no more RAM to run in, but it stops saving data to HDD much earlier (at approx. ...