大约有 7,400 项符合查询结果（耗时：0.0225秒） [XML]
Combine --user with --prefix error with setup.py install
...ote that keeping this file like this will make Python think that / is your root python library directory, leading to confusing issues if you try to install other new packages.
– rogueleaderr
Feb 11 '14 at 20:45
...
How do I insert datetime value into a SQLite database?
...
Use CURRENT_TIMESTAMP when you need it, instead OF NOW() (which is MySQL)
share
|
improve this answer
|
follow
|
...
Why {} + {} is NaN only on the client side? Why not in Node.js?
...as been fixed in Chrome 49.
Very interesting question! Let's dig in.
The root cause
The root of the difference is in how Node.js evaluates these statements vs. how the Chrome development tools do.
What Node.js does
Node.js uses the repl module for this.
From the Node.js REPL source code:
self...
What is the fastest way to get the value of π?
...ould end up an irrational number that you will have to estimate (IIRC, all roots that are not whole numbers are irrational). Everything else looks pretty straight-forward if you are using infinite precision arithmetic but that square root is a deal breaker. The second one includes a sqrt as well.
...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...s thrown and on what could be the possible causes. I even found a possible root cause during experimentation.
The root of the problem is at the point a device "Goes to Sleep" for a while - this means that the OS has decided to lower the battery consumption by stopping most User Land processes for a...
Django FileField with upload_to determined at runtime
...g to set up my uploads so that if user joe uploads a file it goes to MEDIA_ROOT/joe as opposed to having everyone's files go to MEDIA_ROOT. The problem is I don't know how to define this in the model. Here is how it currently looks:
...
Lodash - difference between .extend() / .assign() and .merge()
...defaultsDeep will merge child objects and the others will overwrite at the root level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { ...
How to add extra namespaces to Razor pages instead of @using declaration?
...
If you put your namespace declaration in the Web.config in the root "Views" folder and/or the current area's "Views" folder (depending on where your view is) - it should work as expected.
share
|
...
How to programmatically create and read WEP/EAP WiFi configurations in Android?
... BufferedWriter out = null;
try
{
File root = Environment.getExternalStorageDirectory();
Toast toast = Toast.makeText(this, "SD CARD mounted and writable? " + root.canWrite(), 5000);
toast.show();
if (root.canWrite())
...
How to get an array of specific “key” in multidimensional array without looping
Let's assume I have the following multidimensional array (retrieved from MySQL or a service):
4 Answers
...