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Which is best way to define constants in android, either static class, interface or xml resource?
...get data from server, for that I'm having three different set of URLs to point development system, test server and live server. It's difficult to change URL whenever I want to give application for testing/live. so I planned to make it as configurable, so that application can get appropriate URL base...
How to use Python's pip to download and keep the zipped files for a package?
...rent working directory by default), but it performs the additional step of converting any source packages to wheels.
It conveniently supports requirements files:
pip wheel -r requirements.txt -w .\outputdir
Add the --no-deps argument if you only want the specifically requested packages:
pip whe...
Evaluate empty or null JSTL c tags
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Here's an example of how to validate a int and a String that you pass from the Java Controller to the JSP file.
MainController.java:
@RequestMapping(value="/ImportJavaToJSP")
public ModelAndView getImportJavaToJSP() {
ModelAndView model2= new ModelAndView("...
Detect if value is number in MySQL
...HERE col1 NOT REGEXP..., and for the case where you might have a decimal point, use regex: ^[0-9\.]+$
– Robbie Averill
Dec 3 '13 at 23:44
2
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A Java API to generate Java source files [closed]
...Model();
JDefinedClass dc = cm._class("foo.Bar");
JMethod m = dc.method(0, int.class, "foo");
m.body()._return(JExpr.lit(5));
File file = new File("./target/classes");
file.mkdirs();
cm.build(file);
I can get this output:
package foo;
public class Bar {
int foo() {
return 5;
}
}...
In-App Billing test: android.test.purchased already owned
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Add this code to a thread to initiate consume request.
int response = mService.consumePurchase(3, getPackageName(), purchaseToken);
Here for the purchase test, purchaseToken is
purchaseToken = "inapp:" + getPackageName() + ":android.test.purchased";
And
if (response == 0)
...
Zip lists in Python
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@Sigur: "Convert tuple to list and back "
– David Cary
Aug 29 '17 at 11:47
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Import multiple csv files into pandas and concatenate into one DataFrame
...aframe API. If all the data fits into memory, you can call df.compute() to convert the dataframe into a Pandas dataframe.
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Calling a function every 60 seconds
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If you don't care if the code within the timer may take longer than your interval, use setInterval():
setInterval(function, delay)
That fires the function passed in as first parameter over and over.
A better approach is, to use setTimeout along with a self-executing anonymous function:
(funct...
How to create Java gradle project
... it's very good. @Mike In eclipse, before do this, java project has to be converted to the gradle project. Then, how can I set the source folders automatically?
– verystrongjoe
May 15 '15 at 0:26
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