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c - What's a modern term for "array/pointer equivalence"?

Just about everyone reading this is probably familiar with these three key facts about C: When you mention ... questions/48868367/whats-a-modern-term-for-array-pointer-equivalence...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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PHP include(): File size & performance

An inexperienced PHP question: I've got a PHP script file that I need to include on different pages ... ://stackoverflow.com/questions/2298196/php-include-file-size-performance...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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114 views

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vue.js - Comparison between Bootstrap-Vue and Bootstrap 4

I have used Vuejs for developing my frontend and now I have to style it. I came across Bootstrap-vue ... .com/questions/50127800/comparison-between-bootstrap-vue-and-bootstrap-4...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Cython: (Why / When) Is it preferable to use Py_ssize_t for indexing?

This is a follow-up to this question. (Why / When) Is it preferable to use Py_ssize_t for indexing? In the docs I ... -why-when-is-it-preferable-to-use-py-ssize-t-for-indexing...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

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java - Initialize field before super constructor runs?

In Java, is there any way to initialize a field before the super constructor runs? Even the ugliest ... .com/questions/15682457/initialize-field-before-super-constructor-runs...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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994 views

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knockout.js - Knockout : How to check whether bindings have been applied to page area

Is there a way to check whether applyBindings has been called for a page area or not? It seems knockout doesn't ... -how-to-check-whether-bindings-have-been-applied-to-page-area...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How can SynchronizationContext.Current of the main thread become null in a Windows Forms application?

I have a problem in my application: At some point, the SynchronizationContext.Current becomes null for the main thread. ... -current-of-the-main-thread-become-null-in-a-windo...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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185 views

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Populating cascading dropdown lists in JSP/Servlet

Suppose I am having three dropdownlist controls named dd1, dd2 and dd3. The value of each dropdownlist ... /questions/2263996/populating-cascading-dropdown-lists-in-jsp-servlet...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Java: Subtract '0' from char to get an int... why does this work?

This works fine: int foo = bar.charAt(1) - '0'; Yet this doesn't - because bar.charAt(x) returns a char: int ... 4318263/java-subtract-0-from-char-to-get-an-int-why-does-this-work...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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191 views

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Java's Collections.shuffle is doing what?

I recently found myself needing to be sure my list wasn't in order. Hibernate was nice enough to ... /stackoverflow.com/questions/2249520/javas-collections-shuffle-is-doing-what...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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80 views

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How to return one and only one value from a PowerShell function?

I've learned from this Stack Overflow question, that PowerShell return semantics are different, let's say, from C#'s ... to-return-one-and-only-one-value-from-a-powershell-function...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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257 views

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svn - Subversion update externals to a date

I'm working on a large, established project under SVN control. Many parts of the code base are being ... /stackoverflow.com/questions/683716/subversion-update-externals-to-a-date...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - How do I increase the /proc/pid/cmdline 4096 byte limit?

For my Java apps with very long classpaths, I cannot see the main class specified near the end of the arg list ... 199130/how-do-i-increase-the-proc-pid-cmdline-4096-byte-limit...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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108 views

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java - How to default the source folder for new JUnit tests in Eclipse?

Most of our Eclipse projects have multiple source folders, for example: src/main/java src/test/java When you right- ... to-default-the-source-folder-for-new-junit-tests-in-eclipse...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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119 views

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How do I sort a PHP array by an element nested inside?

I have an array like the following: Array ( [0] => Array ( 'name' => "Friday" 'weight' => 6 ) [1] => ... com/questions/3701855/how-do-i-sort-a-php-array-by-an-element-nested-inside...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

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uml - How to Generate a Sequence Diagram from Java Source Code

I have a question about generating sequence diagram from Java source code. When I googled I saw someone told to ... /how-to-generate-a-sequence-diagram-from-java-source-code...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

1 answer

Maven Cobertura plugin not generating coverage.xml

I am trying to generate a coverage.xml so that I can reference it in Cobertura plugin of Hudson, but ... .com/questions/9398662/maven-cobertura-plugin-not-generating-coverage-xml...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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503 views

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go - Is there a way to reuse an argument in fmt.Printf?

I have a situation where I want to use my printf argument twice. fmt.Printf("%d %d", i, i) Is there a way ... /questions/26624699/is-there-a-way-to-reuse-an-argument-in-fmt-printf...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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173 views

1 answer

javascript - No sound on iOS 6 Web Audio API

I was really excited to see iOS 6 supports the Web Audio API, since we make HTML5 games. However, I cannot ... stackoverflow.com/questions/12517000/no-sound-on-ios-6-web-audio-api...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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152 views

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python - Function application over numpy's matrix row/column

I am using Numpy to store data into matrices. Coming from R background, there has been an extremely ... com/questions/8079061/function-application-over-numpys-matrix-row-column...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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125 views

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c++ - When is a function try block useful?

I'm wondering when programmers use function try blocks. When is it useful? void f(int i) try { if ( i ... //stackoverflow.com/questions/5612486/when-is-a-function-try-block-useful...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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399 views

1 answer

wpf - DependencyProperty.Register() or .RegisterAttached()

What's the difference between the two, when should RegisterAttached() be used instead of . ... /stackoverflow.com/questions/910579/dependencyproperty-register-or-registerattached...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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113 views

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android - Fragment not receiving menu callbacks

I have a fragment class that extends Fragment and calls setHasOptionsMenu to participate in the menu. ... stackoverflow.com/questions/6279571/fragment-not-receiving-menu-callbacks...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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227 views

1 answer

Android Constraint Layout Programmatically?

In iOS I'm a big fan of deleting the storyboard and using the Cartography framework to lay ... ://stackoverflow.com/questions/39296627/android-constraint-layout-programmatically...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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262 views

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Using wire or reg with input or output in Verilog

When you declare something as input or output, how do you know if you have to also declare it as a reg or a ... /questions/5360508/using-wire-or-reg-with-input-or-output-in-verilog...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

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svn - Subversion: deleting old feature branches vs. keeping them

I have a subversion repository with the standard layout, i.e. trunk/ and branches/ (and tags/). When ... /questions/162591/subversion-deleting-old-feature-branches-vs-keeping-them...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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261 views

1 answer

python - How can I write unit tests against code that uses matplotlib?

I'm working on a python (2.7) program that produce a lot of different matplotlib figure (the data are not ... 27948126/how-can-i-write-unit-tests-against-code-that-uses-matplotlib...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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232 views

1 answer

php - How to use the swiftMailer in Yii2

I can't finally understand how to use the swiftMailer extension in Yii2. Judging by that on this subject I ... .com/questions/24995620/how-to-use-the-swiftmailer-in-yii2...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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