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443 views

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c# - Set default global json serializer settings

I'm trying to set the global serializer settings like this in my global.asax. var formatter = GlobalConfiguration. ... like this or am I missing something? Question&Answers:os...

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

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376 views

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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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267 views

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html - Changing Underline color

I have this code here: echo " $username"; Firstly, as you can ... leave the text ($username) red but the underline black? Question&Answers:os...

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

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254 views

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Partial generic type inference possible in C#?

I am working on rewriting my fluent interface for my IoC class library, and when I refactored some code in ... parameter type will be FileStream, not Stream. Question&Answers:os...

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

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217 views

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sql - Preventing adjacent/overlapping entries with EXCLUDE in PostgreSQL

I am creating a database which stores arbitrary date/time ranges in PostgreSQL 9.2.4. I want to place a ... with fractions-of-a-second in a robust way? Question&Answers:os...

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

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validation - Is there a way in Java to determine if a path is valid without attempting to create a file?

I need to determine if a user-supplied string is a valid file path (i.e., if createNewFile() will succeed ... a more elegant way of achieving the same result. Question&Answers:os...

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

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php - Find total number of results in mySQL query with offset+limit

I'm doing a pagination feature using Codeigniter but I think this applies to PHP/mySQL coding in general. I ... select all rows with a particular 'category_id' Question&Answers:os...

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

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Convert String to java.util.Date

I am storing the dates in a SQLite database in this format: d-MMM-yyyy,HH:mm:ss aaa When I retrieve the ... "output here"+lNextDate); What am I doing wrong? Question&Answers:os...

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

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.NET convert number to string representation (1 to one, 2 to two, etc...)

Is there a built in method in .NET to convert a number to the string representation of the number? For example, 1 becomes one, 2 becomes two, etc. Question&Answers:os...

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

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379 views

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r - plotting smooth line through all data points

I'm trying to plot a smooth line that runs directly through all my data points and has a gradient based on ... want. Any ideas of how to accomplish this? Question&Answers:os...

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

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338 views

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r - Using two scale colour gradients ggplot2

If any, I think there must be a very easy solution for this. I have two large dataframes that basically look like these ... ='log10', low="blue", high="white") Question&Answers:os...

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

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527 views

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PHP Install SSH2 on Windows machine

I am trying to install this on a Windows+Apache machine. Documentation says that SSH2 requires the OpenSSL and ... explain me how to install this service? Question&Answers:os...

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

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275 views

1 answer

python - Determining neighbours of cell two dimensional list

I have a list of lists, something like [[1, 2, 3,],[4, 5, 6,],[7, 8, 9]]. Represented ... figured I can learn more by seeing some more elegant approaches. Question&Answers:os...

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

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154 views

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How are Python in-place operator functions different than the standard operator functions?

From the docs: Many operations have an in-place version. The following functions provide a more primitive ... regular operators on built-in Python types. Question&Answers:os...

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

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102 views

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java - JTable won't show column headers

I have the following code to instantiate a JTable: the table comes up with the right number of rows and ... any missing steps, but something must be absent. Question&Answers:os...

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

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792 views

1 answer

c# - 5.7.57 SMTP - Client was not authenticated to send anonymous mail during MAIL FROM error

I have to send mails using my web application. Given the below code showing The SMTP server requires a secure connection ... , toAddress, subject, body); } } } Question&Answers:os...

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

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283 views

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SQL Server Random Sort

What is the best way to sort the results of a sql query into a random order within a stored procedure? Question&Answers:os...

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

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350 views

1 answer

python - How to merge two dataframes side-by-side?

is there a way to conveniently merge two data frames side by side? both two data frames have 30 rows, ... column names could be resolved automatically. thanks! Question&Answers:os...

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

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138 views

1 answer

java - How to set working directory with ProcessBuilder

I am trying start a process in my home directory in ubuntu. I keep getting a permission denied exception and I have no ... .java:468) ... 1 more Java Result: 1 Question&Answers:os...

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

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130 views

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What is the RTF syntax for a hyperlink?

HTML is to <a href="x">y</a> as RTF is to _______? Question&Answers:os...

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

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140 views

1 answer

java - Comparing StringBuffer content with equals

StringBuffer sb1 = new StringBuffer("Java"); StringBuffer sb2 = new StringBuffer("Java"); System.out.println(sb1 = ... are returning false. How is it possible? Question&Answers:os...

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

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546 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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437 views

1 answer

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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322 views

1 answer

c99 - Does either ANSI C or ISO C specify what -5 % 10 should be?

I seem to remember that ANSI C didn't specify what value should be returned when either operand of a ... it always specified and I am remembering incorrectly? Question&Answers:os...

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

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220 views

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java - How can I change the arrow style in a JComboBox

Let's say I want to use a custom image for the arrow in JComboBox, how can I do this? I understand it's ... the image it uses. How exactly can I do this? Question&Answers:os...

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

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309 views

1 answer

angular - Creating an angular2 component with ng-content dynamically

I would like to set the body of <ng-content> while instantiating a component dynamically using ComponentFactoryResolver. ... >` }) export class TestComponent {} Question&Answers:os...

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

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399 views

1 answer

python - Remove duplicate rows from Pandas dataframe where only some columns have the same value

I have a pandas dataframe as follows: A B C 1 2 x 1 2 y 3 4 z 3 5 x I want that only 1 row remains of rows that share the ... 3 5 x or A B C 1 2 y 3 4 z 3 5 x Question&Answers:os...

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

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266 views

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java - Can't transparent and undecorated JFrame in JDK7 when enabling nimbus

Look at this picture : here is the code that transparent's the frame: GraphicsEnvironment ge = ... EDIT Question Asked/CrossPosted OTN Daniweb CodeRanch Question&Answers:os...

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

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