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Difference between single and double square brackets in Bash
...nsion.
expr a \< b > /dev/null: POSIX equivalent², see: How to test strings for lexicographic less than or equal in Bash?
&& and ||
[[ a = a && b = b ]]: true, logical and
[ a = a && b = b ]: syntax error, && parsed as an AND command separator cmd1 &&...
How to create PDF files in Python [closed]
...h the style and markup you want for you pdf document
Executing pdfkit.from_string(...) method by passing the rendered html as parameter
This way you get a pdf document with styling and images supported.
You can install it as follows :
using pip
pip install pdfkit
You will also need to install...
App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...oken=[access_token]&method=filemetas&fsids=[1737895653506]&thumb=1&dlink=1&extra=1
5、根据dlink下载 【Web客户端】
https://d.pcs.baidu.com/file/330eb0451pf47ab8514ab5b6f0095c67?fid=2584198580-250528-1737895653506&rt=pr&sign=FDtAERV-DCb740ccc5511e5e8fedcff06b081203-l1%2FQEmhrWYz44Qz...
When should one use final for method parameters and local variables?
...l variables when using conditions.
Let me give you an example:
final String name;
switch(pluginType) {
case CANDIDATE_EXPORT:
name = "Candidate Stuff";
break;
case JOB_POSTING_IMPORT:
name = "Blah";
break;
default:
...
How to make MySQL handle UTF-8 properly
... worry utf8mb4 taking extra storage when most text is ASCII. Although char strings are preallocated, varchar strings are not -- see the last few lines on this documentation page. For example, char(10) will be pessimistically reserve 40 bytes under utf8mb4, but varchar(10) will allocate bytes in kee...
Set opacity of background image without affecting child elements
... @mystrdat You're already downloading the image, this isn't an extra request.
– brad
Feb 22 '13 at 4:47
2
...
When creating a service with sc.exe how to pass in context parameters?
...ss:
class MyService : ServiceBase
{
protected override void OnStart(string[] args)
{
}
}
I regis
How to handle many-to-many relationships in a RESTful API?
...00:00:00Z',
}
This solution relies on REST resources only. Although some extra calls may be necessary to get data from players, teams or their relationship, all HTTP methods are easily implemented. POST, PUT, DELETE are simple and straightforward.
Whenever a relationship is created, updated or de...
how to debug the js in jsfiddle
...tool panel, under "jsfiddle.net", then under my named folder, there was an extra directory with another index file that showed the code. Hope this helps!
– MilesMorales
Mar 7 '16 at 19:09
...
What is the difference between List (of T) and Collection(of T)?
...s that it is returning a new instance. Note that for e.g. a Dictionary<string, List<string>> to return List<string> is just fine, since the dictionary's state only encapsulates the identities of the lists therein, rather than their contents.
– supercat
...