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I have multiple Junit test suites (SlowTestSuite, FastTestSuite etc). I would like to run only specific suite ... .com/questions/11762801/run-junit-suite-using-maven-command...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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340 views

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html - How to center things - display:block/inline-block

When centering things in html and css, I find two approaches - either applying on the element : display: ... .com/questions/16569577/how-to-center-things-displayblock-inline-block...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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623 views

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operators - What does the percent sign mean in PHP?

What exactly does this mean? $number = ( 3 - 2 + 7 ) % 7; question from:https://stackoverflow.com/questions/1934173/what-does-the-percent-sign-mean-in-php...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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python - Connecting to SQL Server 2012 using sqlalchemy and pyodbc

I'm trying to connect to a SQL Server 2012 database using SQLAlchemy (with pyodbc) on Python 3.3 ( ... questions/15750711/connecting-to-sql-server-2012-using-sqlalchemy-and-pyodbc...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

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javascript - How to set cell width when export .xlsx files with js-xlsx

I am trying to set a fixed column/cell width to my exported excel files with js-xlsx. EDIT: Here is the source of ... /how-to-set-cell-width-when-export-xlsx-files-with-js-xlsx...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

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ios - How to convert NSDate in to relative format as "Today","Yesterday","a week ago","a month ago","a year ago"?

I want to convert nsdate in to relative format like "Today","Yesterday","a week ago","a month ago","a year ... -convert-nsdate-in-to-relative-format-as-today-yesterday-a-week-ago...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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276 views

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unit testing - Why is design-by-contract not so popular compared to test-driven development?

You may think this question is like this question asked on StackOverflow earlier. But I am trying to look at ... -by-contract-not-so-popular-compared-to-test-driven-development...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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322 views

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python - How to delete the words between two delimiters?

I have a noisy data..something like <@ """@$ FSDF >something something <more noise> Now I just want to ... .com/questions/8784396/how-to-delete-the-words-between-two-delimiters...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Apache HttpClient (4.1 and newer): how to do basic authentication?

How do I add basic authentication for the default client of the httpClient library? I have seen examples where they ... -httpclient-4-1-and-newer-how-to-do-basic-authentication...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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147 views

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c# - What does "Use of unassigned local variable" mean?

I keep getting this error for annualRate, monthlyCharge, and lateFee. using System; using System.Collections.Generic; ... /5710485/what-does-use-of-unassigned-local-variable-mean...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

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java - Is there an implementation of JSR-303 (bean validation) available?

I know there are non-standard frameworks such as commons-validator, and hibernate validator. I wanted to know if ... is-there-an-implementation-of-jsr-303-bean-validation-available...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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713 views

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package - R create reference manual with R CMD check

I am writing an R package and would like to make a pdf reference manual of all functions in the package. I ... .com/questions/16986422/r-create-reference-manual-with-r-cmd-check...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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529 views

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mysql - Python Pandas to_sql, how to create a table with a primary key?

I would like to create a MySQL table with Pandas' to_sql function which has a primary key (it is usually kind of good to ... -pandas-to-sql-how-to-create-a-table-with-a-primary-key...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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git: why can't I delete my branch after a squash merge?

I have a git repo with mainline (equivalent to master) and some local feature branches. For example: $ git branch * ... /git-why-cant-i-delete-my-branch-after-a-squash-merge...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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141 views

1 answer

php - Get domain name from full URL

say someone enters a URL like this: http://i.imgur.com/a/b/c?query=value&query2=value And I want to ... https://stackoverflow.com/questions/16027102/get-domain-name-from-full-url...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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139 views

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c# - How to turn on CircuitOptions.DetailedErrors?

I'm getting this message in the console when running a server-side Blazor app: Error: There was ... .com/questions/57514541/how-to-turn-on-circuitoptions-detailederrors...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

1 answer

multithreading - What is different between join() and detach() for multi threading in C++?

What is different between join() and detach() in multi threading in C++? Does join() kill the thread? question ... -is-different-between-join-and-detach-for-multi-threading-in-c...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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771 views

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bitmap - view.getDrawingCache() is deprecated in Android API 28

In android API 28 view.getDrawingCache() has been deprecated. Is there any newer solution to generate a ... questions/52642055/view-getdrawingcache-is-deprecated-in-android-api-28...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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406 views

1 answer

java - Android LiveData - how to reuse the same ViewModel on different activities?

Example ViewModel: public class NameViewModel extends ViewModel { // Create a LiveData with a String private ... how-to-reuse-the-same-viewmodel-on-different-activities...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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26.1k views

1 answer

When we should use Supplier in Java 8?

What difference between this code? Supplier<LocalDate> s1 = LocalDate::now; LocalDate s2 = LocalDate.now(); System. ... com/questions/40244571/when-we-should-use-supplier-in-java-8...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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471 views

1 answer

python - Improve Row Append Performance On Pandas DataFrames

I am running a basic script that loops over a nested dictionary, grabs data from each record, and ... com/questions/27929472/improve-row-append-performance-on-pandas-dataframes...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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191 views

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performance - Comparing Fortran & C++ assembler for int = floor(sqrt(...))

I have implemented a function in Fortran and C++ each: #include <math.h> void dbl_sqrt_c(double *x, ... .com/questions/67046739/comparing-fortran-c-assembler-for-int-floorsqrt...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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356 views

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Making all the characters in a string lowercase in Lua

Here is the thing. I am trying to convert a string in lowercase in Lua, but it's not working. I have ... /questions/3202531/making-all-the-characters-in-a-string-lowercase-in-lua...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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208 views

1 answer

javascript - How to keep Google Chrome Extension popup open?

If I open my extension popup then I open another window or tab following the popup does not stay open if I ... .com/questions/4146930/how-to-keep-google-chrome-extension-popup-open...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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290 views

1 answer

go - Accessing struct fields inside a map value (without copying)

Assuming the following type User struct { name string } users := make(map[int]User) users[5] = ... questions/17438253/accessing-struct-fields-inside-a-map-value-without-copying...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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198 views

1 answer

r - Generate a set of random unique integers from an interval

I am trying to build some machine learning models, so I need training data and a validation data so suppose I ... 17773080/generate-a-set-of-random-unique-integers-from-an-interval...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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255 views

1 answer

html - Stop absolutely positioned div from overlapping text

Here is a simplification of my layout: <div style="position: relative; width:600px;"> <p>Content of ... .com/questions/12357242/stop-absolutely-positioned-div-from-overlapping-text...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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102 views

1 answer

What is the correct way to use lifetimes with a struct in Rust?

I want to write this structure: struct A { b: B, c: C, } struct B { c: &C, } struct C; The B.c ... questions/27589054/what-is-the-correct-way-to-use-lifetimes-with-a-struct-in-rust...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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