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Is SQL syntax case sensitive?
...ools might send identifiers quoted all the time, so in instances where you mix queries generated by some tool (like a CREATE TABLE query generated by Liquibase or other DB migration tool), with hand made queries (like a simple JDBC select in your application) you have to make sure that the cases are...
Remove refs/original/heads/master from git repo after filter-branch --tree-filter?
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I guess you accidentally mixed the words: If I am right, it should be git update-ref -d original/refs/heads/master? However, only your second command worked for me.
– JJD
Jul 6 '12 at 14:44
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What happens when there's insufficient memory to throw an OutOfMemoryError?
...nt (build 1.6.0_26-b03)
Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02, mixed mode)
Edit: I tried to see what would happen if I forced the JVM to run completely out of memory using the following program:
class OOMTest2 {
private static void test (int n) {
int[] foo;
try {...
How to erase the file contents of text file in Python?
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Not a complete answer more of an extension to ondra's answer
When using truncate() ( my preferred method ) make sure your cursor is at the required position.
When a new file is opened for reading - open('FILE_NAME','r') it's cursor is at 0 by default.
But if you ...
How to set a Django model field's default value to a function call / callable (e.g., a date relative
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You've got your definitions of auto_now and auto_now_add mixed up, it's the other way round.
– Michael Bates
Jan 25 '16 at 2:29
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Xcode - ld: library not found for -lPods
I get these errors when I try to build an iOS application.
22 Answers
22
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How to use a keypress event in AngularJS?
...to add a directive, like this:
Javascript:
app.directive('myEnter', function () {
return function (scope, element, attrs) {
element.bind("keydown keypress", function (event) {
if(event.which === 13) {
scope.$apply(function (){
scope.$eval...
Persistent invalid graphics state error when using ggplot2
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I found this to occur when you mix ggplot charts with plot charts in the same session. Using the 'dev.off' solution suggested by Paul solves the issue.
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Why is the clone() method protected in java.lang.Object?
... Josh Bloch's Effective Java:
"The Cloneable interface was intended as a mixin interface for objects to advertise that they permit cloning. Unfortunately it fails to serve this purpose ... This is a highly atypical use of interfaces and not one to be emulated ... In order for implementing the inte...
How do I import other TypeScript files?
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export {AClass, valueZero} // pick the one you want to export
}
Or even mix both together
{
class AClass(){} // not exported yet
export valueZero = 0; // will be available for import
export {AClass} // add AClass to the export list
}
For the import you have 2 options, first you pick again what...