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stl - What is the difference between set vs map in C++?

I am still confused by the differences between the map and set datastructures in STL. I know set is storing the values ... /22088607/what-is-the-difference-between-set-vs-map-in-c...

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

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163 views

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encryption - Should all sites use SSL by default?

We are in the process of moving our web architecture to a new environment. Included are dozens of different sites ... .com/questions/2177159/should-all-sites-use-ssl-by-default...

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

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220 views

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$(window).scroll in vanilla JavaScript

What's the equivalent of the following in plain JS? $(window).scroll(function() { }); I'm also ... :https://stackoverflow.com/questions/14389687/window-scroll-in-vanilla-javascript...

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

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119 views

1 answer

c# - What does an @functions code block in a razor file do, and when (if ever) should I use it?

Whilst looking at a theme I downloaded from the Orchard CMS gallery, I noticed that a Layout.cshtml file had this block of ... code-block-in-a-razor-file-do-and-when-if-ever-should...

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

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192 views

1 answer

Suppressing output in python subprocess call

(This question already has answers here): question from:https://stackoverflow.com/questions/10251391/suppressing-output-in-python-subprocess-call...

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

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111 views

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python - Pythonic way to create a numpy array from a list of numpy arrays

I generate a list of one dimensional numpy arrays in a loop and later convert this list to a 2d numpy array. I would' ... -way-to-create-a-numpy-array-from-a-list-of-numpy-arrays...

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

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142 views

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How is length implemented in Java Arrays?

I was wondering about the implementation of length of a Java Array. I know that using arrayName.length gives us ... .com/questions/5950155/how-is-length-implemented-in-java-arrays...

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

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904 views

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ip - What does MySQL "::1" hostname refer to?

On a freshly installed (windows version of) MySQL 5.5.9 SELECT user, host FROM mysql.user gives: user ... stackoverflow.com/questions/5081475/what-does-mysql-1-hostname-refer-to...

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

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333 views

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http - Python urllib2 with keep alive

How can I make a "keep alive" HTTP request using Python's urllib2? question from:https://stackoverflow.com/questions/1037406/python-urllib2-with-keep-alive...

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

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162 views

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Mercurial shelve extension - how can you view the diff of a shelf?

I see no documentation on how to do this in the docs. question from:https://stackoverflow.com/questions/18048533/mercurial-shelve-extension-how-can-you-view-the-diff-of-a-shelf...

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

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134 views

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android - Difference between "onMenuItemSelected" and "onOptionsItemSelected"

can someone explain me the difference between: onMenuItemSelected (int featureId, MenuItem ... questions/7059572/difference-between-onmenuitemselected-and-onoptionsitemselected...

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

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579 views

1 answer

python - During handling of the above exception, another exception occurred

I have below try-except to catch JSON parse errors: with open(json_file) as j: try: json_config = ... /52725278/during-handling-of-the-above-exception-another-exception-occurred...

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

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php - How can I use var_dump + output buffering without memory errors?

I'm using a debugging aid in an application that uses var_dump() with output buffering to capture variables and ... -can-i-use-var-dump-output-buffering-without-memory-errors...

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

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229 views

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javascript - Are ES6 module imports hoisted?

I know that in the new ES6 module syntax, the JavaScript engine will not have to evaluate the code to ... ://stackoverflow.com/questions/29329662/are-es6-module-imports-hoisted...

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

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143 views

1 answer

How to get the length of an array in C? Is "sizeof" a solution?

(This question already has answers here): question from:https://stackoverflow.com/questions/9413046/how-to-get-the-length-of-an-array-in-c-is-sizeof-a-solution...

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

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204 views

1 answer

.net - How to handle all unhandled exceptions when using Task Parallel Library?

I'm using the TPL (Task Parallel Library) in .NET 4.0. I want to centralize the handling logic of all ... /how-to-handle-all-unhandled-exceptions-when-using-task-parallel-library...

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

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189 views

1 answer

Clojure: How to to recur upon exception?

I am trying to execute a func several times before giving up upon exceptions. But it is not valid in ... stackoverflow.com/questions/1879885/clojure-how-to-to-recur-upon-exception...

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

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278 views

1 answer

Is it possible to make git svn dcommit result in a single svn commit?

According to the manual, git dcommit will create a revision in SVN for each commit in git. But is there a way ... -possible-to-make-git-svn-dcommit-result-in-a-single-svn-commit...

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

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88 views

1 answer

How to get the length of an array in C? Is "sizeof" a solution?

(This question already has answers here): question from:https://stackoverflow.com/questions/9413046/how-to-get-the-length-of-an-array-in-c-is-sizeof-a-solution...

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

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125 views

1 answer

What RAD tools are out there?

question from:https://stackoverflow.com/questions/510664/what-rad-tools-are-out-there...

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

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312 views

1 answer

ios - What do horizontalAccuracy and verticalAccuracy of a CLLocation refer to?

I've been working on a location based app recently and am noticing some strange values for CLLocation. ... what-do-horizontalaccuracy-and-verticalaccuracy-of-a-cllocation-refer-to...

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

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119 views

1 answer

java - Best way of creating and using an anonymous Runnable class

I want to use an anonymous class for Runnable. There are two ways, but I don't know if they do the ... questions/12771500/best-way-of-creating-and-using-an-anonymous-runnable-class...

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

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831 views

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mapreduce - How to write 'map only' hadoop jobs?

I'm a novice on hadoop, I'm getting familiar to the style of map-reduce programing but now I faced a ... //stackoverflow.com/questions/9394409/how-to-write-map-only-hadoop-jobs...

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

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924 views

1 answer

git - Moving an existing GitLab project into a new subgroup

Just started out using self hosted GitLab... it looks like it's going to be really useful moving towards ... /52778548/moving-an-existing-gitlab-project-into-a-new-subgroup...

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

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449 views

1 answer

jodatime - Persist Joda-time's DateTime via Hibernate

I'm using Jodatime in my Play app, but currently having to do a bunch of converting back and ... /stackoverflow.com/questions/6284098/persist-joda-times-datetime-via-hibernate...

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

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124 views

1 answer

Using an Android library project Activity within another project

I have an Android library project that I would like to use from within another Android project. The ... 6157616/using-an-android-library-project-activity-within-another-project...

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

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346 views

1 answer

reactjs - change button color react native

I want to simply change the color of the button, but i can't. I tried to change directly in the ... :https://stackoverflow.com/questions/41754471/change-button-color-react-native...

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

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698 views

1 answer

java - Expiry time @cacheable spring boot

I have implemented a cache and now I want to add an expiry time. How can I set an expiry time in ... :https://stackoverflow.com/questions/27968157/expiry-time-cacheable-spring-boot...

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

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