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c# - Common programming mistakes in .Net when handling exceptions?

question from:https://stackoverflow.com/questions/2883936/common-programming-mistakes-in-net-when-handling-exceptions...

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

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Webdriver and proxy server for firefox

are there any ways to set firefox's proxy settings? I found here information about FoxyProxy but when ... .com/questions/2887978/webdriver-and-proxy-server-for-firefox...

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

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c# - Difference between Object, Dynamic and Var

I need to know the difference between these three keywords Object , Dynamic and var in C#. I have ... stackoverflow.com/questions/21080346/difference-between-object-dynamic-and-var...

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

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multithreading - How to sleep a C++ Boost Thread

Seems impossible to sleep a thread using boost::thread. Method sleep requires a system_time but how can I build it ... .com/questions/4265310/how-to-sleep-a-c-boost-thread...

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

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Changing the default port for iPython notebook server / Jupyter

I am trying to run an ipython notebook / jupyter server on a machine behind a firewall. The only port ... /31270570/changing-the-default-port-for-ipython-notebook-server-jupyter...

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

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sql server - How do I retrieve decimals when rounding an average in SQL

Here is my SQL statement SELECT ROUND(AVG(column_name), 100) FROM [database].[dbo].[table] The answer I retrieve ... /how-do-i-retrieve-decimals-when-rounding-an-average-in-sql...

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

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php - Symfony2, How to make a form label class/attr different than its input?

I would like to build a form with label and inputs, but the class of them should be different. Code below creates ... how-to-make-a-form-label-class-attr-different-than-its-input...

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

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Need to assign the contents of a text file to a variable in a bash script

I am very new to making bash scripts, but my goal here is to take a .txt file I have and assign the string of words ... -the-contents-of-a-text-file-to-a-variable-in-a-bash-script...

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

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ios - How to check in which position (landscape or portrait) is the iPhone now?

I have an app with a tab bar, and nav controllers in each tab. When user shakes the device, a UIImageView ... to-check-in-which-position-landscape-or-portrait-is-the-iphone-now...

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

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ios - "oldValue" and "newValue" default parameters names inside willSet / didSet unrecognized

I am currently writing Swift 3 code in Xcode 8. When using oldValue and newValue default parameters inside ... -and-newvalue-default-parameters-names-inside-willset-didset-unrec...

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

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adb - React-Native run-android on specific device

Is it possible to use the run-android command for one specific device only? For example, if I have three ... .com/questions/40725219/react-native-run-android-on-specific-device...

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

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methods - Android ViewPager setCurrentItem not working after onResume

I've got this strange issue, ViewPager's setCurrentItem(position, false) works perfectly fine, then ... /19316729/android-viewpager-setcurrentitem-not-working-after-onresume...

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

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dart - How to close Scaffold's drawer after an item tap?

After I tap an item in the Scaffold's drawer I want it to automatically hide itself. How do I do it in ... .com/questions/43807184/how-to-close-scaffolds-drawer-after-an-item-tap...

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

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MySQL: Truncate Table within Transaction?

I have an InnoDB table that needs to be re-populated every ten minutes within anywhere from 60k to ... //stackoverflow.com/questions/5972364/mysql-truncate-table-within-transaction...

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

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183 views

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objective c - How do I declare a debug only statement

In C# I can use the following code to have code which only executes during debug build, how can I do the ... .com/questions/479531/how-do-i-declare-a-debug-only-statement...

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

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sdk - Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-1.xml, reason: Connection to https://dl-ssl.google.com refused

(Closed). This question needs details or clarity. It is not currently accepting answers. question from:https:// ... -dl-ssl-google-com-android-repository-addons-list-1-x...

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

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330 views

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Ruby: filter array by regex?

This is a common, repetitive idiom for me: filtering an array using a regular expression, and returning a sub ... ://stackoverflow.com/questions/17354864/ruby-filter-array-by-regex...

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

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446 views

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How to remove JavaFX stage buttons (minimize, maximize, close)

How to remove JavaFX stage buttons (minimize, maximize, close)? Can't find any according Stage methods, so ... /8341305/how-to-remove-javafx-stage-buttons-minimize-maximize-close...

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

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java - How can I resolve "an enclosing instance that contains X.Y is required"?

I am developing a small desktop application in Netbeans. This is my first program and I am facing a very strange ... -i-resolve-an-enclosing-instance-that-contains-x-y-is-required...

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

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186 views

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c# - Sending and receiving UDP packets between two programs on the same computer

Is it possible to get two separate programs to communicate on the same computer (one-way only) over UDP through ... -receiving-udp-packets-between-two-programs-on-the-same-computer...

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

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197 views

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c# - Copying one Azure blob to another blob in Azure Storage Client 2.0

In the old 1.7 storage client there was a CloudBlob.CopyFromBlob(otherBlob) method, but it does not seem to be present ... -azure-blob-to-another-blob-in-azure-storage-client-2-0...

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

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css - Difference between <span> and <div> with text-align:center;?

I don't understand this: I have tried to center the text-align of a HTML <span> tag but it did ... .com/questions/7756926/difference-between-span-and-div-with-text-aligncenter...

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

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android.os.NetworkOnMainThreadException at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1145)

I am developing my first Android app and had built in mostly based on research. When I try to login my user I get the ... ; } catch (IOException e) { e.printStackTrace(); } try {...

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

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Objective-C static, extern, public variables

I want to have a variable that I can access anywhere by importing a header file but I also want ... /stackoverflow.com/questions/7642304/objective-c-static-extern-public-variables...

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

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Python "is" statement: what is happening?

(This question already has answers here): question from:https://stackoverflow.com/questions/3718513/python-is-statement-what-is-happening...

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

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Only show number buttons on Soft Keyboard in Android?

On the soft keyboard in Android you can set the soft keyboard to show the numbers instead of a-z keyboard ... questions/3357302/only-show-number-buttons-on-soft-keyboard-in-android...

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

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162 views

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MySQL config file location - redhat linux server

What is the default location for the MySQL configuration file on a redhat linux box? question from:https:// ... .com/questions/341608/mysql-config-file-location-redhat-linux-server...

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

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879 views

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google chrome - How to change the default browser used by jupyter notebook in windows

I'm on a windows machine without admin right and I would like to run jupyter on chrome, while the default ... -to-change-the-default-browser-used-by-jupyter-notebook-in-windows...

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

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