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How to pipe list of files returned by find command to cat to view all the files
...ys the contents of all those files) and basically need to grep something from these files.
15 Answers
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Deserializing a JSON into a JavaScript object
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Modern browsers support JSON.parse().
var arr_from_json = JSON.parse( json_string );
In browsers that don't, you can include the json2 library.
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C++ templates that accept only certain types
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I suggest using Boost's static assert feature in concert with is_base_of from the Boost Type Traits library:
template<typename T>
class ObservableList {
BOOST_STATIC_ASSERT((is_base_of<List, T>::value)); //Yes, the double parentheses are needed, otherwise the comma will be seen as...
ReactJS - Does render get called any time “setState” is called?
...date (run render function)?" every time you change state or pass new props from parent component.
You can write your own implementation of shouldComponentUpdate method for your component, but default implementation always returns true - meaning always re-run render function.
Quote from official do...
How should I structure a Python package that contains Cython code
...Here is a cut-down version of setup.py which I hope shows the essentials:
from distutils.core import setup
from distutils.extension import Extension
try:
from Cython.Distutils import build_ext
except ImportError:
use_cython = False
else:
use_cython = True
cmdclass = {}
ext_modules = [...
How best to include other scripts?
... source filenames, ${string%substring} strips shortest match of $substring from back of $string
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Medium-size Clojure sample application?
...eps fails with this message: ``` Retrieving gaka/gaka/0.1.0/gaka-0.1.0.pom from clojars Tried to use insecure HTTP repository without TLS. This is almost certainly a mistake; however in rare cases where it's intentional please see lein help faq for details.Tried to use insecure HTTP repository witho...
How do I set the proxy to be used by the JVM
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From the Java documentation (not the javadoc API):
http://download.oracle.com/javase/6/docs/technotes/guides/net/proxies.html
Set the JVM flags http.proxyHost and http.proxyPort when starting your JVM on the command line.
T...
How does _gaq.push(['_trackPageLoadTime']) work?
...ity has been set as a default setting. (Functionally speaking, it has gone from being an opt-in feature to being an opt-out feature.)
_setSiteSpeedSampleRate is the new function for setting the sample rate on this feature; its default value is 1 (as in 1%). To opt out of using this the Site Speed f...
How to position a DIV in a specific coordinates?
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Script its left and top properties as the number of pixels from the left edge and top edge respectively. It must have position: absolute;
var d = document.getElementById('yourDivId');
d.style.position = "absolute";
d.style.left = x_pos+'px';
d.style.top = y_pos+'px';
Or do it as ...