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Working with huge files in VIM
I tried opening a huge (~2GB) file in VIM but it choked. I don't actually need to edit the file, just jump around efficiently.
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How to create a directory using Ansible
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If state=directory, all immediate subdirectories will be created if they do not exist, since 1.7 they will be created with the supplied permissions.
– Alex
Oct 6 '16 at 10:05
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Location of parenthesis for auto-executing anonymous JavaScript functions?
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They're virtually the same.
The first wraps parentheses around a function to make it a valid expression and invokes it. The result of the expression is undefined.
The second executes the function and the parentheses around the automati...
How can I do string interpolation in JavaScript?
... @LaughingLemonade Backward compatibility. If it was implemented that way, all the existing code which prints a string in that format will fail.
– thefourtheye
Dec 21 '18 at 7:02
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Find an element in DOM based on an attribute value
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Update: In the past few years the landscape has changed drastically. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this.
There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it ...
Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...其他原始数据类型。
如果你需要实现一个数组用来存放(Foo,Bar)的对象，尝试分解为Foo[]与Bar[]要比(Foo,Bar)好很多。(当然，为了某些好的API的设计，可以适当做一些妥协。但是在自己的代码内部，你应该多多使用分解后的容易。
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Initializing a list to a known number of elements in Python [duplicate]
...st thing that comes to mind for me is:
verts = [None]*1000
But do you really need to preinitialize it?
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Returning value from Thread
...// value[0] holds 2 at this point.
}
You can also use an Executor and a Callable like this:
public void test() throws InterruptedException, ExecutionException
{
ExecutorService executor = Executors.newSingleThreadExecutor();
Callable<Integer> callable = new Callable<Integer>...
How to return value from an asynchronous callback function? [duplicate]
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This is impossible as you cannot return from an asynchronous call inside a synchronous method.
In this case you need to pass a callback to foo that will receive the return value
function foo(address, fn){
geocoder.geocode( { 'address': address}, function(results, status) {
fn(r...
Pandas: Setting no. of max rows
...s default value like this:
pd.reset_option('display.max_rows')
And reset all of them back:
pd.reset_option('all')
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