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Running windows shell commands with python

How can we interact with OS shell using Python ? I want to run windows cmd commands via python. How can it be achieved ? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How do you get total amount of RAM the computer has?

Using C#, I want to get the total amount of RAM that my computer has. With the PerformanceCounter I can get the ... the References, but I don't see it there. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Python 3.7 anaconda environment - import _ssl DLL load fail error

I created anaconda environment with Python=3.7 and have trouble with the error of _ssl and DLL. When I tried to get back ... .0 py37_0 pycodestyle 2.4.0 py37_0 pycosat 0.6.3 py37hf...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Most efficient way to test equality of lambda expressions

Given a method signature: public bool AreTheSame<T>(Expression<Func<T, object>> exp1, Expression<Func<T, object>> exp2) ... => u2.ID); --> would return true Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Single table inheritance and where to use it in Rails

I am stuck in a weird Design problem, I am working on a two type of profiles Models, User profile (belongs ... in behaviour. Thoughts about what can I do? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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three.js - How to change the zOrder of object with Threejs?

I made a scene using the webgl renderer where I put multiple 3D objects that I can select and move. However when ... t get any result. Thank you for your help. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Sorting a php array of arrays by custom order

I have an array of arrays: Array ( [0] => Array ( [id] = 7867867, [title] = 'Some Title'), [1] ... based (i.e. valueA < valueB). Help is appreciated. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to start Service using Alarm Manager in Android?

In my application, I am trying to start a service using Alarm manager. When I am clicking a button service should ... it is not showing. Can any one help? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to get a property value based on the name

is there a way to get the value of a property of a object based on its name? For example if I have: ... propertyName) { return the value of the property; } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to set the maximum memory usage for JVM?

I want to limit the maximum memory used by the JVM. Note, this is not just the heap, I want to limit the total memory used by this process. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How do I slice an array in Excel VBA?

What function can I use in Excel VBA to slice an array? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql server - Removing leading zeroes from a field in a SQL statement

I am working on a SQL query that reads from a SQLServer database to produce an extract file. One of the ... function, but this seems only to remove spaces. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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windows installer - How to pass CustomActionData to a CustomAction using WiX?

How are properties set on CustomActionData to be retrieved by a deferred custom action? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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entity framework 4.1 - Unit Testing DbContext

I've researched some information about techniques I could use to unit test a DbContext. I would like to add ... to some problems that I'm not anticipating? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Which characters are valid/invalid in a JSON key name?

Are there any forbidden characters in key names, for JavaScript objects or JSON strings? Or characters that need to be ... ", "-" and space in key names. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql - Select max value of each group

Name Value AnotherColumn ----------- Pump 1 8000.0 Something1 Pump 1 10000.0 Something2 Pump 1 10000.0 ... 1 since it has two entries with same value. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Collection to stream to a new collection

I'm looking for the most pain free way to filter a collection. I'm thinking something like Collection<?> foo ... constructor, or output method that I'm missing. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Unloading the Assembly loaded with Assembly.LoadFrom()

I need to check the time amount to run GetTypes() after loading the dll. The code is as follows. ... collector to reclaim the resource allocated to assem? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jpeg - Setting jpg compression level with ImageIO in Java

I'm using javax.imageio.ImageIO to save a BufferedImage as a jpeg file. In particular, I created the following ... Can I set the compression level and how? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Pagination using MySQL LIMIT, OFFSET

I have some code that LIMITs data to display only 4 items per page. The column I'm using has about 20-30 ... having to hard-code each new page, and offset? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How do I access a control inside a XAML DataTemplate?

I have this flipview: <FlipView x:Name="models_list" SelectionChanged="selectionChanged"> <FlipView.ItemTemplate> < ... required control. Can anyone help me? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - Fastest way to find lines of a file from another larger file in Bash

I have two files, file1.txt and file2.txt. file1.txt has about 14K lines and file2.txt has about 2 billions ... the common Unix commands or with a small script. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Read Excel cell value and not the formula computing it -openpyxl

I am using openpyxl to read cell value (excel addin-webservice update this column. ) I have used data_only = True ... How can i read the cell actual value ? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - how to run a winform from console application?

How do I create, execute and control a winform from within a console application? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sqlite - Force Python to forego native sqlite3 and use the (installed) latest sqlite3 version

The error message I am trying to get rid of is: AttributeError: 'sqlite3.Connection' object has no attribute ' ... the new sqlite3 module for all sqlite3 calls? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Word wrap for a label in Windows Forms

How can one get word wrap functionality for a Label for text which goes out of bounds? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Given a URL to a text file, what is the simplest way to read the contents of the text file?

In Python, when given the URL for a text file, what is the simplest way to access the contents off the ... the file #print first line #print second line #etc Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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github - Only use a proxy for certain git urls/domains?

Is it possible to configure git to use a proxy only for specific domains? I'd like to use our ... some kind of global configuration option. Any thoughts? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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