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Omitting the double quote to do query on PostgreSQL

Simple question, is there any way to omit the double quote in PostgreSQL? Here is an example, giving select * ... do the first on PostgreSQL? 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 to have static data members in a header-only library?

What is the best way to have a static member in a non-templated library class, without placing the burden of ... and/or more elegant solutions? See Question&Answers more detail:os...

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

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regex - Python regular expressions OR

Suppose I want a regular expression that matches both "Sent from my iPhone" and "Sent from my iPod". How do I ... ) but doesn't seem to work. 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 remove read-only attrib directory with Python in Windows?

I have a read only directory copied from version controlled directory which is locked. When I tried to remove ... a whole directory structure? 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 - How to set default value for POCO's in EF CF?

In Entity Framework Code First approach, how do you set a default value for a property in the POCO's ... value for CreatedOn ? } } See Question&Answers more detail:os...

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

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html - How to indent multiple levels of select optgroup with CSS?

Just trying to indent optgroup blocks by nesting depth really, I've tried a general margin-left rule, nested ... //jsfiddle.net/Tb5Rc/5/ 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 - setInterval not working properly on Chrome

I have a custom made slideshow object to perform the usual stuff the name indicates on a website. It all works well ... ; slideshow.start(); }); See Question&Answers more detail:os...

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

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r - Saving a graph with ggsave after using ggplot_build and ggplot_gtable

I am modifying a graph built with ggplot by altering the data produced by ggplot_build (for a reason similar to ... and ggplot2_0.9.3.1) See Question&Answers more detail:os...

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

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angularjs - Angular Js - set token on header default

Im trying to add a header with my access token to each API call. It works well for all the GET requests ... posts and get requests in AngularJs? See Question&Answers more detail:os...

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

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FFmpeg - Overlay one video onto another video?

I understand that this is a very open ended question. I have done some initial reading into FFmpeg, but now ... interval apart from 0:00. 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 do I determine the true pixel size of my Monitor in .NET?

I want to display an image at 'true size' in my application. For that I need to know the pixel size of the ... too, I'm happy to P/Invoke. 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 do I disable visual styles for just one control, and not its children?

I have a TabControl within a TabControl. I want the outer TabControl to show its tabs on the left. However, with ... 's not what I'm after. See Question&Answers more detail:os...

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

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jquery - Change Fullcalendar event source after render

I've been using FullCalendar v1.5.3 for a MS SharePoint replacement. I'm trying to re-render the calendar event's ... } }); What am I missing? See Question&Answers more detail:os...

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

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.htaccess to restrict access to folder

I have a php file that inherits (includes) another PHP files. All inherited files are located in one folder ... Any help would be appreciated See Question&Answers more detail:os...

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

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architecture - On 32-bit CPUs, is an 'integer' type more efficient than a 'short' type?

On a 32-bit CPU, an integer is 4 bytes and a short integer is 2 bytes. If I am writing a C/C++ ... the 4 byte bandwidth of the bus)? See Question&Answers more detail:os...

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

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php - Logging In To Joomla 1.5 Using External Form (not within joomla folder, but on same server)

I currently have a Joomla 1.5 installation, as well as another website. They both reside on the same web server. ... $ret = curl_exec($ch); ?> See Question&Answers more detail:os...

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

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Can I use one ng-app inside another one in AngularJS

I have two ng-app like ; <div ng-app="app1" > somexpression <div ng-app="app2"> some more expression </ ... to change this ng-app to directive 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# - Download multiple files async and wait for all of them to finish before executing the rest of the code

I am trying to download multiple files from the internet and await for all of them to finish. This is a C# console ... + value.docName); } } } See Question&Answers more detail:os...

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

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Make a Swift dictionary where the key is "Type"?

I'm trying to do this sort of thing .. static var recycle: [Type: [CellThing]] = [] but - I can't :) ... have k of those already! return c } 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 - Force requests to use IPv4 / IPv6

How to force the requests library to use a specific internet protocol version for a get request? Or can this be ... myUserName', 'my-password')) See Question&Answers more detail:os...

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

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149 views

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javascript - React.createClass vs. ES6 arrow function

I'm new to React and trying to get a handle on syntax. I'm developing in a React 15 environment (using ... /ul> ); export default MyComponent; See Question&Answers more detail:os...

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

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image - Android : Understanding drawable folder

I have an image with dimensions 250*70 pixels under drawable folder (I'm just starting out in Android development, ... or links to search ? 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 - How exactly does using OR in a MySQL statement differ with/without parentheses?

I have this query: SELECT * FROM (`users`) WHERE `date_next_payment` <= '2011-02-02' AND `status` = ' ... out there I'd really appreciate it. 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 - Handle error 404 with Spring controller

I use @ExceptionHandler to handle exceptions thrown by my web app, in my case my app returns JSON response with ... does not exist is accessed 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++ - Why are lambda expressions not allowed in an unevaluated operands but allowed in the unevaluated portions of constant expressions?

If we look at the draft C++ standard section 5.1.2 Lambda expressions paragraph 2 says (emphasis mine going ... , perhaps to allow for SFINAE? See Question&Answers more detail:os...

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

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871 views

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unix - Using grep for multiple search patterns

Consider I have the following stream of data: BODY1 attrib1: someval11 attrib2: someval12 attrib3: someval13 ... single pattern specified. See Question&Answers more detail:os...

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

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gcc - Can CMake use g++ to compile C files?

I have worked on a project where I was using g++ to compile C code in files that end in .c. The reason is ... to use g++ to compile C files. See Question&Answers more detail:os...

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

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548 views

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android - Change Device language via ADB

I want to change language via ADB. I try: adb shell setprop persist.sys.language fr;setprop persist.sys.country ... do this on physical device See Question&Answers more detail:os...

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

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