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Using ping in c#

... 216 using System.Net.NetworkInformation; public static bool PingHost(string nameOrAddress) { ...
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Make git automatically remove trailing whitespace before committing

... I'm assuming that the easiest way to do this would be for git to automatically remove trailing whitespace (and other whitespace errors) from all commits as they are applied. ...
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PHP code is not being executed, instead code shows on the page

...guration, here are a few things you can check: Make sure that PHP is installed and running correctly. This may sound silly, but you never know. An easy way to check is to run php -v from a command line and see if returns version information or any errors. Make sure that the PHP module is listed an...
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ImageView - have height match width?

...gt; See here Deprecated: According to this post by Android Developers, all you need to do now is to wrap whatever you want within a PercentRelativeLayout or a PercentFrameLayout, and then specify its ratios, like so <android.support.percent.PercentRelativeLayout android:layout_width="ma...
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Find location of a removable SD card

...l Android 4.4, the official Android platform has not supported SD cards at all except for two special cases: the old school storage layout where external storage is an SD card (which is still supported by the platform today), and a small feature added to Android 3.0 where it would scan additional SD...
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PG::ConnectionBad - could not connect to server: Connection refused

... #2 is a great suggestion: "Check server.log". My error was actually caused by upgrading to Yosemite, the server log said: FATAL: could not open directory "pg_tblspc": No such file or directory. This answer helped me with that problem stackoverflow.com/questions/25970132/… ...
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Detecting taps on attributed text in a UITextView in iOS

...ob/master/… – tarmes Nov 8 '13 at 16:37 Documentation says it's only available in IOS 7 or later :) ...
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Reading a binary file with python

...har[] to a string. – PeterM May 20 '16 at 14:57 ...
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Difference between local and global indexes in DynamoDB

...ndary index is considered "global" because queries on the index can span all of the data in a table, across all partitions. Local secondary index — an index that has the same hash key as the table, but a different range key. A local secondary index is "local" in the sense that every p...
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Play an audio file using jQuery when a button is clicked

...ing(load when you need it) the sound is the best approach if its size is small. You can create the audio element dynamically, when its loaded you can start it with .play() and pause it with .pause(). Things we used We will use canplay event to detect our file is ready to be played. There is no ....