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How to remove the querystring and get only the url?
...e() is less direct because it must produce a potentially two-element array by which the first element must be accessed.
Some other techniques may break when the querystring is missing or potentially mutate other/unintended substrings in the url -- these techniques should be avoided.
A demonstratio...
Is there a way to create multiline comments in Python?
...in the sense that unless used as docstrings, multiline strings generate no bytecode -- just like #-prepended comments. In effect, it acts exactly like a comment.
On the other hand, if you say this behavior must be documented in the official documentation to be a true comment syntax, then yes, you w...
How do I use Java to read from a file that is actively being written to?
...
Could not get the example to work using FileChannel.read(ByteBuffer) because it isn't a blocking read. Did however get the code below to work:
boolean running = true;
BufferedInputStream reader = new BufferedInputStream(new FileInputStream( "out.txt" ) );
public void run() {
...
Compiling a java program into an executable [duplicate]
...ch smoother and user-friendly, as it is able to find any installed Java VM by itself. When no VM is available, the wrapper can automatically download and install a suitable JVM, or simply display a message or redirect the user to a web site.
JSmooth provides a variety of wrappers for your java appl...
python tuple to dict
...
>>> dict([('hi','goodbye')])
{'hi': 'goodbye'}
Or:
>>> [ dict([i]) for i in (('CSCO', 21.14), ('CSCO', 21.14), ('CSCO', 21.14), ('CSCO', 21.14)) ]
[{'CSCO': 21.14}, {'CSCO': 21.14}, {'CSCO': 21.14}, {'CSCO': 21.14}]
...
How can you hide database output in Rails console?
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A better way of doing this is by typing this into the console:
ActiveRecord::Base.logger.level = 1
as it prevents problems trying use a pointer to a logger that is set to nil (source: Disable Rails SQL logging in console)
To turn it back on
ActiveRe...
PDOException SQLSTATE[HY000] [2002] No such file or directory
...e problem. None of the above solutions worked for me. I solved the problem by changing the "host" in the /app/config/database.php file from "localhost" to "127.0.0.1".
Not sure why "localhost" doesn't work by default but I found this answer in a similar question solved in a symfony2 post. https://st...
How do I remove objects from a JavaScript associative array?
...pen:
Problem
var elements = new Array()
elements.push(document.getElementsByTagName("head")[0])
elements.push(document.getElementsByTagName("title")[0])
elements["prop"] = document.getElementsByTagName("body")[0]
console.log("number of elements: ", elements.length) // Returns 2
delete elements[1...
Unique Constraint in Entity Framework Code First
...alone. You can dramatically reduce the probability of a violation in code (by checking uniqueness prior to calling SaveChanges()), but there's still the possibility of another insert/update slipping in between the time of the uniqueness check and the time of SaveChanges(). So, depending on how missi...
How to customise file type to syntax associations in Sublime Text?
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I've found the answer (by further examining the Sublime 2 config files structure):
I was to open
~/.config/sublime-text-2/Packages/Scala/Scala.tmLanguage
And edit it to add sbt (the extension of files I want to be opened as Scala code files) t...