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AngularJS : Difference between the $observe and $watch methods
...ed to observe/watch the value change of a DOM attribute. It is only used/called inside directives. Use $observe when you need to observe/watch a DOM attribute that contains interpolation (i.e., {{}}'s).
E.g., attr1="Name: {{name}}", then in a directive: attrs.$observe('attr1', ...).
(If you try ...
How to get arguments with flags in Bash
...
This is the idiom I usually use:
while test $# -gt 0; do
case "$1" in
-h|--help)
echo "$package - attempt to capture frames"
echo " "
echo "$package [options] application [arguments]"
echo " "
echo "options:"
...
Keep file in a Git repo, but don't track changes
...ut git status keep telling the file is modified
– rraallvv
Dec 21 '13 at 20:43
7
Yeah, this shoul...
Passing a String by Reference in Java?
...] += "foo"; }
From a performance point of view, the StringBuilder is usually the best option.
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Practical example where Tuple can be used in .Net 4.0?
...t's the point - it is more convenient not to make a custom class or struct all the time. It is an improvement like Action or Func... you can make this types yourself, but it's convenient that they exist in the framework.
sha...
Normalize data in pandas
... The corresponding method to create unit-normal normalized data is called StandardScaler.
– abeboparebop
Mar 1 '17 at 14:17
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Is there a JavaScript function that can pad a string to get to a determined length?
...e most readable and concise approach I've found; simple enough that I generally wouldn't even bother with the prototype extension (at least for only a few uses in an app). Well done.
– brichins
May 7 '13 at 23:54
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How do I run a Node.js application as its own process?
.../bin
Environment=NODE_ENV=production
WorkingDirectory=/var/www/myapp
[Install]
WantedBy=multi-user.target
Note if you're new to Unix: /var/www/myapp/app.js should have #!/usr/bin/env node on the very first line.
Copy your service file into the /etc/systemd/system folder.
Tell systemd about the ...
What is JAXB and why would I use it? [closed]
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I'm a big fan of JAXB for manipulating XML. Basically, it provides a solution to this problem (I'm assuming familiarity with XML, Java data structures, and XML Schemas):
Working with XML is difficult. One needs a way to take an XML file - which is basically a text file - a...
How does the HyperLogLog algorithm work?
...ently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
...