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Comma omitted in variadic function declaration in C++

I am used to declaring variadic functions like this: int f(int n, ...); When reading The C++ ... .com/questions/35708014/comma-omitted-in-variadic-function-declaration-in-c...

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

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180 views

1 answer

r - Pattern matching using a wildcard

How do I identify a string using a wildcard? I've found glob2rx, but I don't quite understand how ... https://stackoverflow.com/questions/5823503/pattern-matching-using-a-wildcard...

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

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468 views

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rust - Getting the absolute path from a PathBuf

Given a relative path: PathBuf::from("./cargo_home") Is there a way to get the absolute path? question ... .com/questions/30511331/getting-the-absolute-path-from-a-pathbuf...

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

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301 views

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PHP-MySQL-How to safely increment MySQL integer field?

I want to increment a field value safely using php and mysql. What type of table/field must I use? Is ... /questions/2033537/php-mysql-how-to-safely-increment-mysql-integer-field...

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

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110 views

1 answer

c# - The process cannot access the file because it is being used by another process

I'm trying to read a log file of log4net: FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read) ... -access-the-file-because-it-is-being-used-by-another-process...

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

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691 views

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comments - What is shortcut for uncomment in Visual Studio Code?

Old way with CTRL + K CTRL + C works for commenting but old way CTRL + K CTRL + U not working ... com/questions/51383050/what-is-shortcut-for-uncomment-in-visual-studio-code...

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

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312 views

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macos - How can I disable Bash sessions in OS X El Capitan

A seemingly new feature in OS X El Capitan (10.11 Beta) is Bash sessions (Terminal sessions). I now have a ~/ ... /32418438/how-can-i-disable-bash-sessions-in-os-x-el-capitan...

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

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175 views

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iphone - Why in Xcode, Groups can be created, but not real folders?

When doing iOS programming, it is interesting that in Xcode (4.3.2), we can create groups, such as a group ... /10368101/why-in-xcode-groups-can-be-created-but-not-real-folders...

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

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860 views

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desktop - Using Modernizr to test for tablet and mobile - Opinions wanted

I want to use Modernizr to detect whether a user is view a site on a desktop, tablet or mobile device. My ... /7928200/using-modernizr-to-test-for-tablet-and-mobile-opinions-wanted...

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

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96 views

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c# - Group into a dictionary of elements

Hi I have a list of element of class type class1 as show below. How do I group them into a Dictionary ... ://stackoverflow.com/questions/5414813/group-into-a-dictionary-of-elements...

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

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159 views

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php - Allowed memory size of X bytes exhausted

Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 13965430 bytes) PHPInfo shows that ... /questions/4096582/allowed-memory-size-of-x-bytes-exhausted...

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

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358 views

1 answer

firebase - How to increment existing number field in Cloud Firestore

I have a field which indicates the number of transactions. I would like to increment it by 1 as soon ... /50762923/how-to-increment-existing-number-field-in-cloud-firestore...

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

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203 views

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asp.net - IIS url rewrite role except some urls

I got this rule in URL rewrite that rewrites every request to the site using HTTP to HTTPS <rule name= ... .com/questions/13320614/iis-url-rewrite-role-except-some-urls...

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

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419 views

1 answer

sms - Sending text messages programmatically in android

OK. I am sending text messages through my app. After a text message is sent, it sends a ... /stackoverflow.com/questions/8578689/sending-text-messages-programmatically-in-android...

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

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194 views

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r - Replace NA with 0 in a data frame column

(This question already has answers here): question from:https://stackoverflow.com/questions/13172711/replace-na-with-0-in-a-data-frame-column...

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

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213 views

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php - Adding line breaks to a text/plain email

I'm having a problem sending a plain text (not HTML!) email, all my line breaks are being ignored: -> ... .com/questions/9619001/adding-line-breaks-to-a-text-plain-email...

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

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316 views

1 answer

javascript - What is the easiest way to detect if at least one field has been changed on an HTML form?

I have an HTML form with over 20 fields. I also have a couple of links on the page which will lead the user away from ... -to-detect-if-at-least-one-field-has-been-changed-on-an-h...

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

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483 views

1 answer

iteration - How to iterate over non-const variables in C++?

#include <initializer_list> struct Obj { int i; }; Obj a, b; int main() { for(Obj& obj : {a, b ... stackoverflow.com/questions/57215858/how-to-iterate-over-non-const-variables-in-c...

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

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139 views

1 answer

IP Address of the machine in PHP gives ::1 but why?

I am trying to fetch the ip address of my machine through php. For that I am writing the code like: <?php echo ... /10517371/ip-address-of-the-machine-in-php-gives-1-but-why...

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

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139 views

1 answer

android - Cannot resolve method 'setShiftingMode(Boolean)' in BottomNavigationView

After upgrading to latest support library '28.0.0-alpha1' I cannot disable shifting mode ... questions/51342200/cannot-resolve-method-setshiftingmodeboolean-in-bottomnavigationview...

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

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349 views

1 answer

nullable - Why is this code invalid in C#?

The following code will not compile: string foo = "bar"; Object o = foo == null ? DBNull.Value : foo; I ... https://stackoverflow.com/questions/202271/why-is-this-code-invalid-in-c...

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

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277 views

1 answer

ios - Swift 2.0: Type of Expression is ambiguous without more context?

The following used to work in Swift 1.2: var recordSettings = [ AVFormatIDKey: kAudioFormatMPEG4AAC, ... 0-type-of-expression-is-ambiguous-without-more-context...

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

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307 views

1 answer

html - Bootstrap radio button "checked" flag

In case #1 works, in case #2 it do not works. Check the code bellow: <div class="container"> < ... :https://stackoverflow.com/questions/19102946/bootstrap-radio-button-checked-flag...

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

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336 views

1 answer

testing - Authentication Test Servers

I'm searching for examples of public HTTPS sites that use one of the following authentication types - ... :https://stackoverflow.com/questions/6509278/authentication-test-servers...

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

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98 views

1 answer

java - Hints to improve Eclipse performance

Working in Eclipse with big projects can be painful because of IDE works slowly, sometimes stops and ... /stackoverflow.com/questions/5660247/hints-to-improve-eclipse-performance...

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

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464 views

1 answer

virtualization - VM Player: is it possible to create snapshots?

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question ... questions/3558809/vm-player-is-it-possible-to-create-snapshots...

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

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214 views

1 answer

asp.net - Display label text with line breaks in c#

Is it possible to display the label text with line breaks exactly as per the image I need the text on the ... /questions/13878347/display-label-text-with-line-breaks-in-c-sharp...

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

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237 views

1 answer

database - c# working with Entity Framework in a multi threaded server

What is the best practice for working with entity framework in a multi threaded server? I'm using entity ... -sharp-working-with-entity-framework-in-a-multi-threaded-server...

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

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