大约有 30,000 项符合查询结果（耗时：0.0384秒） [XML]
Rearrange columns using cut
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@kraymer What do you mean? cut works fine for variable-length columns as long as you have a unique column separator.
– tripleee
Mar 29 '17 at 5:06
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Mongoose query where value is not null
...oins do not exists in Mongo, that's why first you need to query the user's ids with the role you like, and after that do another query to the profiles document, something like this:
const exclude: string = '-_id -created_at -gallery -wallet -MaxRequestersPerBooking -active -__v';
// Get the ...
Renaming branches remotely in Git
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Well, if the old and new names are the same, then it means you don't need to rename the branch, so there is no point running the command in the first place ;-)
– Sylvain Defresne
Nov 8 '14 at 20:25
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Why does the is operator return false when given null?
...ence is assignment compatible with a variable of reference type X does not mean that null is a member of type X. The "is assignment compatible with" relation and the "is a member of type" relation obviously have a lot of overlap, but they are not identical in the CLR.
If musings about type theory i...
Can someone explain collection_select to me in clear, simple terms?
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collection_select(
:post, # field namespace
:author_id, # field name
# result of these two params will be: <select name="post[author_id]">...
# then you should specify some collection or array of rows.
# It can be Author.where(..).order(..) or something like...
How to check if a view controller is presented modally or pushed on a navigation stack?
...ent is a modal; which is the situation I'm having.
– meaning-matters
May 12 '14 at 23:12
2
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What are all the user accounts for IIS/ASP.NET and how do they differ?
... a new site in IIS7's MMC) is to run under Application Pool Identity. This means setting the site's Identity in its Application Pool's Advanced Settings to Application Pool Identity:
In the website you should then configure the Authentication feature:
Right click and edit the Anonymous Authent...
Can Java 8 code be compiled to run on Java 7 JVM?
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@MarinosAn What do you mean exactly? MI with traits that contain concrete methods, e.g. class C extends A with B, is implemented with normal interfaces A and B and companion classes A$class and B$class. class C simply forwards the methods to the st...
Android- create JSON Array and JSON Object
How can I create a JSON with this format in Android:
Since the API that I will be passing will parse JsonArray then the object.
Or would it be okay if just to pass a json object? Since I will just have to insert 1 transaction per service call.
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List comprehension rebinds names even after scope of comprehension. Is this right?
...d to be left as it is in Python 2, but it's fully fixed in Python 3.
This means that in all of:
list(x for x in a if x>32)
set(x//4 for x in a if x>32) # just another generator exp.
dict((x, x//16) for x in a if x>32) # yet another generator exp.
{x//4 for x in a if x>32} ...