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Test if a variable is set in bash when using “set -o nounset”
...LUE ends up being an empty string if WHATEVER is not set. We're using the {parameter:-word} expansion, which you can look up in man bash under "Parameter Expansion".
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Web API Put Request generates an Http 405 Method Not Allowed error
...ditional ball buster for me: PUT actions can't bind data to primitive type parameters. I had to change public int PutFluffColor(int Id, int colorCode) to public int PutFluffColor(int Id, UpdateFluffColorModel model)
– Josh Noe
May 1 '15 at 17:31
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How to get the contents of a webpage in a shell variable?
...e as:
content=$(wget google.com -q -O -)
echo $content
We use the -O option of wget which allows us to specify the name of the file into which wget dumps the page contents. We specify - to get the dump onto standard output and collect that into the variable content. You can add the -q quiet optio...
How to convert Milliseconds to “X mins, x seconds” in Java?
...*
* Convert a millisecond duration to a string format
*
* @param millis A duration to convert to a string form
* @return A string of the form "X Days Y Hours Z Minutes A Seconds".
*/
public static String getDurationBreakdown(long millis) {
if(millis < 0) {
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Write bytes to file
...tand you correctly, this should do the trick. You'll need add using System.IO at the top of your file if you don't already have it.
public bool ByteArrayToFile(string fileName, byte[] byteArray)
{
try
{
using (var fs = new FileStream(fileName, FileMode.Create, FileAccess.Write))
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Why use the 'ref' keyword when passing an object?
...ll need to be coded to ensure they handle this possibility.
Also, when the parameter type is an object, then object variables always act as references to the object. This means that when the ref keyword is used you've got a reference to a reference. This allows you to do things as described in the e...
Circular gradient in android
...tBackground
}
}
Basic usage (but feel free to adjust with additional params):
view.background = ShaderUtils.radialGradientBackground(Color.TRANSPARENT, BLACK)
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Run all SQL files in a directory
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I also had to add some other params (e.g. /I to enable quoted identifiers)
– Pavel K
Sep 4 '14 at 11:22
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If I revoke an existing distribution certificate, will it mess up anything with existing apps?
I built an iOS app for an organization that has an app already on the store. After weeks of trying to get the guy who has the key to sign the app, they finally came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certifi...
What is the difference between JavaScript and ECMAScript?
... I've deduced, ECMAScript is the standard and JavaScript is the implementation. Is this correct?
16 Answers
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