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Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...工作所需的浏览器的测试要求，请参考如下浏览器特性的列表：
Browser
Supported
Automated Testing
Notes
Firefox Stable
yes
Windows and Linux
Chrome Stable
yes
Windows and Linux
...
T-SQL split string
...x---------x
2. Converting to rows from a table which have an ID for each CSV row
SOURCE TABLE
x-----x--------------------------x
| Id | Value |
x-----x--------------------------x
| 1 | String1,String2,String3 |
| 2 | String4,String5,String6 |
x-----x---------...
Seeding the random number generator in Javascript
...
Antti Sykäri's algorithm is nice and short. I initially made a variation that replaced JavaScript's Math.random when you call Math.seed(s), but then Jason commented that returning the function would be better:
Math.seed = function(s)...
Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
...he same output is in compare_output$comparison_df which you can write to a CSV/TEXT fule using native R functions.
– Alex Joseph
Feb 13 '19 at 11:37
...
How do I get the different parts of a Flask request's url?
...s in Flask:
@app.errorhandler(404)
def not_found(e):
with open("./404.csv", "a") as f:
f.write(f'{datetime.datetime.now()},{request.__dict__}\n')
return send_file('static/images/Darknet-404-Page-Concept.png', mimetype='image/png')
...
Proper use of 'yield return'
... Another example that might be interesting is when reading rather large CSV files. You want to read each element but you also want to extract your dependency away. Yield returning an IEnumerable<> will allow you to return each row and process each row individually. No need to read a 10 Mb f...
When is a language considered a scripting language? [closed]
...
@Andrey: Chakra (IE9), TraceMonkey/JägerMonkey (Firefox), Nitro (Safari), Carakan (Opera) all compile JavaScript to bytecode and then some of the bytecode is interpreted and some compiled to native code. V8 (Chrome) skips bytecode and compiles JavaScript strai...
Invalid postback or callback argument. Event validation is enabled using '
...qiueID]. And if multiple are selected the browser posts it the values as a csv. Note the items and selectedindex properties of the control will be wrong on the server since you've modified the itrmlist on the client which the server doesn't know about.
– Michael
...
Get ffmpeg information in friendly way
..._entries stream=width,height,r_frame_rate,bit_rate,codec_name,duration -of csv=p=0:s=x video.mp4
results in:
h264x600x480x25/1x385.680000x542326
-select_streams v:0 selects only the video stream. If you remove that parameter you get one line for each stream.
...
What does Provider in JAX-RS mean?
...ese providers control the mapping of data representations (like XML, JSON, CSV) to their Java object equivalents.
Context Providers
These providers control the context that resources can access via @Context annotations.
Exception Providers
These providers control the mapping of Java exceptions t...