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In android studio,cannot load 2 facets-unknown facet type:android and android-gradle
...nabled, so toggling the check-box sorted it)
Not sure if my cause was installing Flutter, but I did have to disable the Flutter plugin before I could build again.
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SQL Query to concatenate column values from multiple rows in Oracle
... ways depending on what version you have - see the oracle documentation on string aggregation techniques. A very common one is to use LISTAGG:
SELECT pid, LISTAGG(Desc, ' ') WITHIN GROUP (ORDER BY seq) AS description
FROM B GROUP BY pid;
Then join to A to pick out the pids you want.
Note: Out of...
How to sort strings in JavaScript
I have a list of objects I wish to sort based on a field attr of type string. I tried using -
11 Answers
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How to empty a list?
...
This actually removes the contents from the list, but doesn't replace the old label with a new empty list:
del lst[:]
Here's an example:
lst1 = [1, 2, 3]
lst2 = lst1
del lst1[:]
print(lst2)
For the sake of completeness, the slic...
How often does python flush to a file?
...t size.
A negative buffering means to use the system default, which is usually line buffered for tty devices and fully buffered for other files.
If omitted, the system default is used.
code:
bufsize = 0
f = open('file.txt', 'w', buffering=bufsize)
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Scanner vs. StringTokenizer vs. String.Split
...va's Scanner class and now I'm wondering how it compares/competes with the StringTokenizer and String.Split. I know that the StringTokenizer and String.Split only work on Strings, so why would I want to use the Scanner for a String? Is Scanner just intended to be one-stop-shopping for spliting?
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Save all files in Visual Studio project as UTF-8
...w DirectoryInfo(@"...").GetFiles("*.cs", SearchOption.AllDirectories)) {
string s = File.ReadAllText(f.FullName);
File.WriteAllText (f.FullName, s, Encoding.UTF8);
}
Only three lines of code! I'm sure you can write this in less than a minute :-)
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How can I put strings in an array, split by new line?
I have a string with line breaks in my database. I want to convert that string into an array, and for every new line, jump one index place in the array.
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SVN needs-lock 设置强制只读属性（官方资料） - 环境配置 - 清泛IT论坛，...
...when the property is not available
sets the svn:needs-lock property on all already existing binary files in repositories
configures users to automatically set property svn:needs-lock on newly added binary files1) - create a pre-commit.cmd script in the repository\hooks directory. This script...
Convert all strings in a list to int
In Python, I want to convert all strings in a list to integers.
4 Answers
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