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python - Difference between "findAll" and "find_all" in BeautifulSoup

I would like to parse an HTML file with Python, and the module I am using is BeautifulSoup. It is said that ... findAll('tr') Can anyone tell me the difference? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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284 views

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php - Explode string into array with no empty elements?

PHP's explode function returns an array of strings split on some provided substring. It will return empty strings when there are ... 2" [2]=> string(1) "3" } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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180 views

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In C, does a pointer to a structure always point to its first member?

Suppose I have a number of C structs for which I would like a particular set of functions to operate upon. I' ... the location of the first member of a struct?) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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371 views

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javascript - Protractor set global variables

I am trying to set a global variable on protractor to use in all describe blocks. var glob = 'test'; ... i add properly global variables in protractor tests? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Retrieving Multiple Result sets with stored procedure in php/mysqli

I have a stored procedure that has multiple result sets. How do I advance to the 2nd result set in mysqli to ... one else come across this and have a solution? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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103 views

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How do i run PHP inside CSS

i have a stylesheet link like so <link href="css/<? echo $theme;?>/styles.css" rel="stylesheet" type=" ... advise the best course of action? Thanks in advance Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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268 views

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java - JavaFX launch another application

I've been smashing my head with JavaFx... This works for when there's no instances of an application ... some way. Any suggestions are welcomed. Thanks. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Powershell, File system provider, Get-ChildItem filtering... where are the official docs?

As mentioned in another question, if you try to do a Get-ChildItem -filter ... command you are more limited than ... 't found them. Anyone know where to look? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jsf - How can I set id of a component/tag inside ui:repeat

I'm trying to assign an id to a component inside a <ui:repeat> like that: <ui:repeat value="#{bean.columns}" ... must not be a zero-length String at Any Ideas? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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238 views

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java - How to convert a 1d array to 2d array?

Say, I have a 1d array with 30 elements: array1d[0] = 1 array1d[1] = 2 array1d[2] = 3 . . . array1[29] = ... Should I use a for loop? But I cannot work it out. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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251 views

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postgresql - Time zone names with identical properties yield different result when applied to timestamp

I've just spent an hour in despair with the discrepancy in these results of these two expressions: db=# ... zone name in pg_timezone_names in all of them. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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146 views

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javascript - jQuery .find() doesn't return data in IE but does in Firefox and Chrome

I helped a friend out by doing a little web work for him. Part of what he needed was an easy way to ... and without that IE doesn't parse the xml correctly. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

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python - Threads and tkinter

I've heard that threads in Python are not easy to handle and they become more tangled with tkinter. I have the ... 't know why it happens or what it means. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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289 views

1 answer

c# - Loading multiple versions of the same assembly

I'm working with a third-party assembly and unfortunately I now need to load their latest and a previous version ... I would only be handling this at startup? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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java - Use custom Manifest file and permission in Unity?

Im currently trying to program a little game for android with Unity3D. Because I want a visible status ... Unity3D does change my modified Manifests everytime? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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233 views

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javascript - Does execCommand SaveAs work in Firefox?

Why does this not work in ff/chrome? javascript: document.execCommand('SaveAs','true','http://www.google.com'); (used as a bookmarklet) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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267 views

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performance - Is Mongodb Aggregation framework faster than map/reduce?

Is the aggregation framework introduced in mongodb 2.2, has any special performance improvements over map/reduce? If ... , and the performance was nearly same) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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115 views

1 answer

php - Should a MAMP return ::1 as IP on localhost?

I need to retrieve a user's IP. My localhost is returning ::1 as the IP. I am curious, if this is an expected behaviour? I'm running MAMP on Snow Leopard. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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551 views

1 answer

excel - How to call a macro from a button and pass arguments

I want to add a button to my excel worksheet which should call a macro that can handle one agument (an integer ... argument to a macro when a button is pressed? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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441 views

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mysql - #1139 - Got error 'repetition-operator operand invalid' from regexp

I'm having trouble using a regular expression to select some results from my MySQL table. I'm using this query SELECT ... me this error and how can i fix it? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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358 views

1 answer

regex - Create new column in dataframe based on partial string matching other column

I have a dataframe with 2 columns GL and GLDESC and want to add a 3rd column called KIND based on some data that ... of account but was unable to make it work. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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206 views

1 answer

c# - Cancelling a pending task synchronously on the UI thread

Sometimes, once I have requested the cancellation of a pending task with CancellationTokenSource.Cancel, I need to ... = 0x0004; public const uint WAIT_TIMEOUT = 0...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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377 views

1 answer

c++ - Why doesn't SFINAE (enable_if) work for member functions of a class template?

#include <type_traits> struct A{}; struct B{}; template <typename T> struct Foo { typename std::enable_if<std::is_same<T, A>:: ... bar() { } }; int main() { }; Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

1 answer

c# - Efficient DataTable Group By

I would like to perform an aggregate query on a DataTable to create another DataTable. I cannot alter the SQL being used to ... 1); } } Is there a better way? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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281 views

1 answer

Calling superclass from a subclass constructor in Java

I am trying to create a constructor that takes a field as a parameter, then puts it in a field that is ... the accessor method that returns it to the field? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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519 views

1 answer

python - Pass JavaScript variable to Flask url_for

I have an endpoint that takes a value in the url and produces some content that will be inserted into a div. I want ... ', share = '$variable1') }}" ); } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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95 views

1 answer

java - Can't cast to to unspecific nested type with generics

I have two classes with nested generics. Is there a way to get rid of the Type mismatch: cannot convert from Msg<Value< ... >> Msg<Value<?>>objMsg = strMsg; } } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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22.3k views

1 answer

javascript - How to use greasemonkey to selectively remove content from a website

The content I am trying to modify has a series of <div> entries, and within each of these are other <div> entries. There ... </div> </div> Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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