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Restful way for deleting a bunch of items
... understanding a few issues. the DF4XY7. how on earth do you generate this string? This Deletion resource. Do i need to insert any data into the database? I apologise if i repeat some questions. It is just a little unfamiliar to me.
– Kim Stacks
Mar 20 '10 at ...
Better way to shuffle two numpy arrays in unison
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Your "scary" solution does not appear scary to me. Calling shuffle() for two sequences of the same length results in the same number of calls to the random number generator, and these are the only "random" elements in the shuffle algorithm. By resetting the state, you ensure ...
&& (AND) and || (OR) in IF statements
...uated. And this is very useful. For example, if you need to test whether a String is not null or empty, you can write:
if (str != null && !str.isEmpty()) {
doSomethingWith(str.charAt(0));
}
or, the other way around
if (str == null || str.isEmpty()) {
complainAboutUnusableString();
} ...
How to sort git tags by version string order of form rc-X.Y.Z.W?
When I enter a command:
7 Answers
7
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What's the correct way to sort Python `import x` and `from x import y` statements?
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Imports are generally sorted alphabetically and described in various places beside PEP 8.
Alphabetically sorted modules are quicker to read and searchable. After all python is all about readability.
Also It is easier to verify that something...
Java Ordered Map
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example: SortedMap<String, Object> map = new TreeMap<>();
– Ben
Jan 22 '17 at 22:11
7
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Obtain form input fields using jQuery?
...e() (api.jquery.com/serialize) puts all of the form's elements in a single string ready for appending to a URL in a query string, essentially mimicking a GET form request. This would not accomplish what nickf's answer accomplishes.
– Christopher Parker
Mar 2 '1...
How to change package name of Android Project in Eclipse?
...ce:
NEVER use a direct package names as in something similar to passing a string value containing the package name. Use the method getPackageName(). This will make the renaming dynamic. Do whatever to reach the method getPackageName().
In Eclipse Juno, the correct way of renaming is:
Go and edit...
The difference between Classes, Objects, and Instances
...ject's code. An object is an instance of a class
for example if you say
String word = new String();
the class is the String class, which describes the object (instance) word.
When a class is declared, no memory is allocated so class is just a template.
When the object of the class is declared...
Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
I have installed a latest maven-3.0.4 on Windows 7 :
The installation details are as follows:
Installation Path :
...