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How to upgrade Git to latest version on macOS?
I just bought a new Mac with OS X Lion and I checked in the Terminal what version of git is installed by default. I got the answer
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How to implement the Java comparable interface?
...y abstract class. I have the following example code that I am using to try and get my head around it:
10 Answers
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Default value in Doctrine
...values are preferred as these are also properly available on newly created and persisted objects (Doctrine will not go back to the database after persisting a new object to get the default values).
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iOS JavaScript bridge
I'm working on an app where I'm going to use both HTML5 in UIWebView and native iOS framework together. I know that I can implement communication between JavaScript and Objective-C. Are there any libraries that simplify implementing this communication? I know that there are several libraries to crea...
Add a column with a default value to an existing table in SQL Server
... (0)--Optional Default-Constraint.
WITH VALUES --Add if Column is Nullable and you want the Default Value for Existing Records.
Notes:
Optional Constraint Name:
If you leave out CONSTRAINT D_SomeTable_SomeCol then SQL Server will autogenerate
a Default-Contraint with a funny Name like: DF__...
Getting SyntaxError for print with keyword argument end=' '
...rom __future__ import print_function
The same goes with unicode_literals and some other nice things (with_statement, for example). This won't work in really old versions (i.e. created before the feature was introduced) of Python 2.x, though.
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Test whether a list contains a specific value in Clojure
...se for sets (which can be thought of as making no distinction between keys and values), maps (so (contains? {:foo 1} :foo) is true) and vectors (but note that (contains? [:foo :bar] 0) is true, because the keys here are indices and the vector in question does "contain" the index 0!).
To add to the ...
Using an if statement to check if a div is empty
...there's a chance that there will be white space, then you can use $.trim() and check for the length of the content.
if( !$.trim( $('#leftmenu').html() ).length ) {
// ...
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How to get child element by class name?
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Use doc.childNodes to iterate through each span, and then filter the one whose className equals 4:
var doc = document.getElementById("test");
var notes = null;
for (var i = 0; i < doc.childNodes.length; i++) {
if (doc.childNodes[i].className == "4") {
notes = ...
undefined reference to `__android_log_print'
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Try the following in your Android.mk file:
LOCAL_LDLIBS := -L$(SYSROOT)/usr/lib -llog
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