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space - Find svg viewbox that trim whitespace around

Assuming I have an svg that draws some paths, what tools should I use to find a viewbox that perfectly ... redundant space around is trimmed? See Question&Answers more detail:os...

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

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windows - Get information about disk drives result on windows7 - 32 bit system

When i run the below code on windows XP - 32 , i get the below result. i have plugged only one usb pen ... is removeable Thank you for any help See Question&Answers more detail:os...

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

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SQL Server convert string to datetime

This is not asking how to convert an arbitrary string to datetime in MSSQL such as this question. I can control ... field using a date string. See Question&Answers more detail:os...

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

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javascript - Why the onclick element will trigger twice for label element

window.onload = function(){ var wow = document.getElementById("wow"); wow.onclick = function(){ alert("hi"); } ... " value="value">Text</label> See Question&Answers more detail:os...

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

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c - Assignment makes pointer from integer without cast

Coming from a Java background I'm learning C, but I find those vague compiler error messages increasingly ... someone explain these warnings? See Question&Answers more detail:os...

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

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Oracle Equivalent to MySQL INSERT IGNORE?

I need to update a query so that it checks that a duplicate entry does not exist before insertion. In ... option for Oracle. Any suggestions? See Question&Answers more detail:os...

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

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python - Pandas, groupby and count

I have a dataframe say like this >>> df = pd.DataFrame({'user_id':['a','a','s','s','s'], 'session':[4,5,4,5, ... a 2 2 s 3 3 How can I do that? See Question&Answers more detail:os...

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

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Specify an SVG as a background image and ALSO style the SVG in CSS?

Is it possible to specify an SVG as a background image and ALSO style the SVG in the same CSS file? I' ... .svg-pathclass is this possible? See Question&Answers more detail:os...

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

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Read and write into a file using VBScript

How can we read and write some string into a text file using VBScript? I mean I have a text file ... of the objects and properties concepts. See Question&Answers more detail:os...

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

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Excel vba refresh wait

I am creating some code where I can click on a single button and it will refresh the querytables that I have ... of the actual refreshing time. See Question&Answers more detail:os...

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

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.net - Redirect stdout+stderr on a C# Windows service

I've written a Windows service in C# using the ServiceBase helper. During its execution, some procedures in an ... service to a log file? See Question&Answers more detail:os...

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

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pascalscript - Inno Setup Placing image/control on custom page

I'm trying to have an image on a custom page I can get the custom page to show or the image on a ... OnClick := @ImageOnClick; end; end; See Question&Answers more detail:os...

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

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c# - Default parameter for value must be a compile time constant?

This is my method signature. While trying to pass end as an optional parameter it gives me this error. What ... string date, out string time) See Question&Answers more detail:os...

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

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java - Make SimpleDateFormat.parse() fail on invalid dates (e.g. month is greater than 12)

I'm using java.text.SimpleDateFormat to parse strings of the form "yyyyMMdd". If I try to parse a ... plain JDK without external libraries. See Question&Answers more detail:os...

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

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c# When should I use List and when should I use arraylist?

As the title says when should I use List and when should I use ArrayList? Thanks See Question&Answers more detail:os...

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

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object - How to use a member variable as a default argument in C++?

I want to make an argument for one of the member functions optional. When no argument is provided, it would use an ... double y; double z; }; See Question&Answers more detail:os...

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

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How to modify environment variables passed to custom CMake target?

Perhaps I am missing something obvious, but I can't seem to figure out how to explicitly set environment variables ... What am I doing wrong? See Question&Answers more detail:os...

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

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c++11 - Replacement for deprecated register keyword C++ 11

I have read (here, for example) that the register keyword is deprecated in C++ 11. As such, is there an ... is it taken care by the compiler? See Question&Answers more detail:os...

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

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java - Iteratively compute the Cartesian product of an arbitrary number of sets

I want to compute the cartesian product of an arbitrary number of nonempty sets in Java. I've wrote that ... how to improve it? Errors? See Question&Answers more detail:os...

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

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XSLT: How to convert XML Node to String

<ROOT> <A> <B>TESTING</B> </A> </ROOT> XSL: <xsl:variable name="nodestring" select="//A"/> <xsl ... nodeset to string using XSL. Any thoughts? See Question&Answers more detail:os...

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

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python - datetime with timezone to epoch

In the code below, I am calculating now epoch and beginning of current day epoch. import time import pytz from ... done a different way? Thanks! See Question&Answers more detail:os...

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

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191 views

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How to restart the fabric composer without losing the existing data?

I have tried "carauction-network" example in my local. But when I am starting the network by using " ... server without cleaning the data. See Question&Answers more detail:os...

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

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cuda - How can I implement a custom atomic function involving several variables?

I'd like to implement this atomic function in CUDA: __device__ float lowest; // global var __device__ int lowIdx ... with PTXAS (assembly) code? See Question&Answers more detail:os...

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

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c++ - How can i use member initialization list to initialize an array?

class A { public: A(); private: char a[5]; int* ptr; }; A::A() : a(0), ptr(0) { } Is this right? See Question&Answers more detail:os...

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

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Short circuit behavior of logical expressions in C in this example

PROGRAM #include <stdio.h> int main(void) { int i, j, k; i = 1; j = 1; k = 1; printf("%d " ... of logical expressions... Why am I wrong? See Question&Answers more detail:os...

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

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Is it necessary to declare PHP array before adding values with []?

$arr = array(); // is this line needed? $arr[] = 5; I know it works without the first line, but it's ... you need to add items one by one. See Question&Answers more detail:os...

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

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290 views

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javascript - Error: TypeError: $(...).dialog is not a function

I am having an issue getting a dialog to work as basic functionality. Here is my jQuery source imports: < ... Position dependencies. Any Ideas? See Question&Answers more detail:os...

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

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.net - Does C# support a variable number of arguments, and how?

Does C# support a variable number of arguments? If yes, How does C# support variable no of arguments? ... Optional param But Variable Param See Question&Answers more detail:os...

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

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