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Android, getting resource ID from string?
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@EboMike: I didn't know that Resources.getIdentifier() existed.
In my projects I used the following code to do that:
public static int getResId(String resName, Class<?> c) {
try {
Field idField = c.getDeclaredField(resName);...
How do I change an HTML selected option using JavaScript?
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Link to "Fiddler Demo" now results in 404/Page Not Found :-(
– Genki
Aug 11 '18 at 4:47
1
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git recover deleted file where no commit was made after the delete
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rm -r ./engines - oops. Now git reset engines; git checkout engines.
– Kris
Jul 26 '18 at 13:26
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java.net.UnknownHostException: Invalid hostname for server: local
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What the exception is really saying is that there is no known server with the name "local". My guess is that you're trying to connect to your local computer. Try with the hostname "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Throw...
Replace a character at a specific index in a string?
...d/or to modify its value
valueField.setAccessible(true);
//now we get the array the String instance is actually using
char[] value = (char[])valueField.get(text);
//The 13rd character is the "s" of the word "Test"
value[12]='x';
//We display the string...
Eclipse / Android : “Errors running builder 'Android Pre Compiler' on project…”
...(File > New > Project, Android Project from Existing Code). If it is now named incorrectly, right click it > Refactor > Rename. This fixed the issue for me.
– Glenn Schmidt
Jan 30 '13 at 4:05
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Create a new database with MySQL Workbench
...alled the latest version of the MySQL Workbench (5.2.33). I would like to know how you can create a database with this application. In the Overview tab of the SQL editor there are few "MySQL Schema" displayed, are these schemas the existing databases?
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How to allow to accept only image files?
...turn;
}
// here you can do whatever you want with your image. Now you are sure that it is an image
}
}
How do I check if a column is empty or null in MySQL?
...orks in SQLServer but not in SQLite, as far as I can tell, from testing it now.
– Magne
Oct 3 '17 at 9:59
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How do I delete rows in a data frame?
...a and have a look around and reorder the data. Your row deletion code will now delete the wrong rows, and worse, you are unlikely to get any errors warning you that this has occurred.
Better strategy
A better strategy is to delete rows based on substantive and stable properties of the row. For exa...